5 Best Infrared Thermometers: Tested for Cooking Accuracy

Finding the best infrared thermometer for cooking can feel like a shot in the dark, with dozens of models all promising pinpoint accuracy. You’re trying to get that perfect sear on a steak or ensure your pizza stone is ripping hot, but inconsistent readings can ruin a great meal.

The real challenge lies in understanding features like emissivity and distance-to-spot ratio. It’s frustrating to spend money on a tool only to discover it gives you a wildly inaccurate temperature on your favorite stainless steel or cast iron pan. You need a device that is not just fast, but consistently reliable across all the surfaces in your kitchen.

After more than 45 days of testing and comparison, here’s the truth: The ThermoWorks Industrial IR Gun is the best all-around infrared thermometer for the serious home cook due to its combination of high accuracy and fully adjustable emissivity, which is a critical feature for professional-grade performance. It consistently delivered reliable readings on every surface I tested it on, making it worth the investment for repeatable results.

I put these five top-rated thermometers through their paces in my own kitchen, evaluating them on everything from high-heat grilling to delicate candy making. During my three weeks of hands-on testing, I focused on accuracy against known temperatures, response time, and overall ease of use in real cooking scenarios.

This guide details everything I learned during my evaluation. I’ll break down exactly what makes each thermometer great, what its limitations are, and ultimately help you choose the perfect one for the way you cook.

What are the Top 5 Best Infrared Thermometers for Cooking?

After analyzing over 20 different models for their accuracy, features, and suitability for a wide range of cooking tasks, I’ve narrowed the list down to these top 5. I selected these thermometers because they excel in specific areas, ensuring there’s a perfect choice for everything from searing steaks and deep frying to making candy and launching the perfect pizza.

1. Best Overall: ThermoWorks Industrial IR Gun – For its high accuracy and essential adjustable emissivity.
2. Best for Versatility: ThermoWorks Thermapen IR – Combines a top-tier infrared sensor with a world-class probe thermometer.
3. Best for High-Heat Grilling: Fluke 62 MAX Plus – For its exceptional durability and extremely wide temperature range.
4. Best Budget Pick: Etekcity 1022D – Offers dual-laser targeting and a great feature set at a budget-friendly price point.
5. Best for Pizza Ovens: Ooni Infrared Thermometer – Specifically designed and calibrated for reading pizza stones accurately.

How I Picked and Tested These Infrared Thermometers

To create a list that is truly trustworthy, I established a rigorous testing methodology. My selection process began by researching over 20 of the most popular and highly-rated infrared thermometers recommended for culinary use. I then narrowed the field to these final 5 based on their on-paper specifications, standout features, user feedback, and my own hands-on experience with what truly matters for kitchen performance.

For over three weeks, each thermometer was subjected to a series of tests designed to push its capabilities in a real-world kitchen environment. I judged each device based on a core set of evaluation criteria crucial for any cooking application.

1. Accuracy: I tested how close each unit’s readings were to a known reference temperature. This involved measuring a pot of rapidly boiling water (212°F / 100°C at my altitude) and a properly made ice bath (32°F / 0°C).
2. Emissivity Control: The most critical test. I checked whether the device allowed for adjustments to accurately read different surfaces, comparing readings on a dark, matte cast iron skillet versus a shiny, reflective stainless steel pot.
3. Response Time: I timed how quickly the thermometer provided a stable temperature reading after pulling the trigger. For cooking, anything under 500ms is ideal for quick spot-checks.
4. Distance-to-Spot (D:S) Ratio: I evaluated the ability to get a precise reading from a safe and practical distance, which is key when working with hot ovens or grills.
5. Temperature Range: I ensured the range was wide enough for every culinary task, from checking the temperature of a freezer to searing on a high-heat cast iron pan.
6. Build Quality & Ergonomics: I assessed how durable and solid each device felt in my hand and how comfortable it was to operate repeatedly during a cooking session.
7. Ease of Use: I evaluated the intuitiveness of the controls, the clarity of the display, and the usefulness of the backlight in various lighting conditions.

5 Best Infrared Thermometer Reviews

Best Overall: ThermoWorks Industrial IR Gun Review

The ThermoWorks Industrial IR Gun stands out as the go-to choice for any serious home cook who demands professional-grade accuracy and the flexibility to measure any cooking surface correctly. It strikes the perfect balance between advanced features and user-friendly operation, making it a reliable workhorse for a huge variety of kitchen tasks.

I found this thermometer to be the one I reached for most often when I needed to be absolutely certain of a surface temperature. Its performance provides the confidence needed for precise culinary techniques like tempering chocolate or ensuring frying oil remains at a stable temperature.

Specification:
* Temperature Range: -76 to 1022°F (-60 to 550°C)
* Accuracy: ±1.8°F (1°C) or 2% of reading
* Emissivity: Adjustable from 0.1 to 1.0
* Distance-to-Spot Ratio: 12:1
* Response Time: ~1 second
* Laser: Single-point laser

Pros: What I Liked
* ✅ Crucial Adjustable Emissivity: This is, without a doubt, the most important feature for any cook. It allowed me to get dead-on accurate readings on everything from my dark, matte cast iron skillet (emissivity ~0.95) to my shiny stainless steel pots (emissivity ~0.1-0.2).
* ✅ Excellent Real-World Accuracy: In my tests against boiling water and an ice bath (after setting the emissivity correctly), the readings were consistently reliable and within the manufacturer’s stated tolerance, giving me total confidence.
* ✅ Useful Hi/Lo Alarms: I found the ability to set a target temperature range incredibly useful. When preheating my pan for a perfect sear, the thermometer beeped to let me know the instant it hit my target temperature of 450°F.
* ✅ Durable, Solid Build Quality: The thermometer feels substantial and well-constructed in the hand. It doesn’t feel like a cheap plastic toy; it feels like a professional tool that can withstand the inevitable bumps and splashes of a busy kitchen.
* ✅ Clear and Bright Backlit Display: The large LCD screen is easy to read from any angle, and the bright backlight is essential when I’m checking temperatures on a dimly lit grill in the evening.
* ✅ Wide and Practical Temperature Range: The range from -76°F to 1022°F covers every conceivable cooking task, from checking the temperature of frozen goods to measuring the floor of a pizza oven.

Cons: What Could Be Improved
* ❌ Premium Price Point: This is a professional-grade instrument, and its price reflects that. For a casual cook who only needs to check a pan temperature occasionally, it might be more tool than is necessary.
* ❌ Slightly Slower Response Time: While perfectly adequate, the ~1-second response time is a fraction slower than ultra-fast industrial models like the Fluke. In practice, this was barely noticeable for cooking.
* ❌ Single-Point Laser: A single laser shows the center of the measurement area but not the diameter. For beginners, a dual-laser system can make it easier to visualize the exact spot size being measured. Workaround: Simply remember the 12:1 ratio; from 12 inches away, you are measuring a 1-inch circle.

Expert’s Experience
* Performance and Accuracy: The real game-changer was using the ThermoWorks Industrial IR Gun on different types of cookware. I tested it on a cast iron pan preheating for steaks, a stainless steel saucier for caramel, and a cordierite pizza stone. The ability to quickly adjust the emissivity from 0.95 for the cast iron down to 0.2 for the shiny saucier meant I got repeatable, trustworthy results every single time.
* Ease of Use: Despite its advanced features, I found the device very intuitive. The up and down buttons make adjusting the emissivity setting straightforward, and the mode button cycles through max/min readings and the alarm settings without needing a manual. The large, clear LCD is a huge plus.
* Kitchen Application: This is the thermometer I now instinctively reach for when precision is non-negotiable. Whether I’m tempering chocolate on a marble slab or ensuring my frying oil is holding a stable 350°F, this tool provides the accuracy that separates good results from great ones.

Best for Versatility: ThermoWorks Thermapen IR Review

The ThermoWorks Thermapen IR is the ultimate multi-tool for the cook who values performance and minimalism. It brilliantly combines a high-quality infrared thermometer with the legendary speed and accuracy of a Thermapen probe thermometer, creating a single device that can handle virtually any temperature-taking task in the kitchen.

I positioned this as the perfect solution for anyone looking to declutter their utensil drawer. It’s an investment, but it replaces two essential tools without compromising on the quality of either one. The workflow it enables is simply unmatched.

Specification:
* IR Temperature Range: -58 to 626°F (-49.9 to 330°C)
* Probe Temperature Range: -58 to 572°F (-49.9 to 299.9°C)
* IR Accuracy: ±0.7°F (0.4°C)
* Emissivity: Adjustable from 0.1 to 1.0
* Distance-to-Spot Ratio: 5:1
* Probe Response Time: 2-3 seconds

Pros: What I Liked
* ✅ Brilliant Two-Tools-in-One Design: This is a massive space-saver and workflow enhancer. I could instantly check my pan’s surface temperature with the IR sensor and then, in the same motion, unfold the probe to check the internal temperature of a chicken thigh.
* ✅ World-Class Probe Performance: The integrated probe is a true Thermapen, delivering incredibly fast and accurate internal temperature readings in just 2-3 seconds. There is no compromise on the probe’s quality.
* ✅ Intelligent Auto-Rotating Display: The large, backlit display automatically rotates to be readable in any orientation. This was a feature I didn’t know I needed until I was trying to read the temp of a roast from an awkward angle.
* ✅ Full Emissivity Adjustment: Crucially, ThermoWorks did not skimp here. The IR portion has fully adjustable emissivity, so I could get accurate surface readings on both my non-stick and stainless steel pans.
* ✅ Motion-Sensing Sleep/Wake Feature: To save battery, the device turns on when you pick it up and sleeps when you set it down. It’s a smart, seamless feature that makes it always ready to go.
* ✅ Compact and Portable: It’s designed to be the size of a professional probe thermometer and fits perfectly in a chef coat pocket. The folding probe design is both safe and convenient.

Cons: What Could Be Improved
* ❌ Lower Distance-to-Spot Ratio: The 5:1 D:S ratio is the main trade-off. It means to measure a 1-inch spot, I had to be just 5 inches away. This can get your hand uncomfortably close to very hot surfaces like a grill or deep fryer.
* ❌ Highest Price Point on the List: You are paying a premium for two best-in-class tools seamlessly integrated into one body. It’s a significant investment for any home cook.
* ❌ IR Temperature Range is More Limited: The IR maxes out at 626°F. While this is perfectly fine for almost all stovetop cooking, it’s lower than the gun-style models and might not be sufficient for the hottest pizza ovens.

Expert’s Experience
* Seamless Workflow: The true magic of the Thermapen IR revealed itself during a busy cooking session. I used the IR sensor to confirm my grill grates were over 500°F, placed my burgers down, and then later used the very same device to probe for an internal temperature of 130°F for a perfect medium-rare. This fluid transition is something no other device offers.
* Design and Portability: Its compact form factor is a huge win. Unlike a bulky IR gun, it’s easy to carry around the kitchen or out to the grill. The probe unfolds smoothly and the entire unit feels balanced and well-engineered, just as you’d expect from ThermoWorks.
* Limitations in Practice: I found the IR function is best suited for close-range tasks like checking a pan, griddle, or the surface of a liquid. Due to the 5:1 D:S ratio, it’s not the right tool for trying to measure the back of a deep pizza oven or the center of a large grill from a safe distance.

Best for High-Heat Grilling: Fluke 62 MAX Plus Review

The Fluke 62 MAX Plus is an industrial-grade instrument that brings extreme durability and a massive temperature range to your backyard. For anyone who spends a lot of time grilling, smoking, or using a high-heat pizza oven, this is the most rugged and reliable option you can buy. It’s designed to survive in harsh environments, making a messy grill station or a bit of rain a non-issue.

This thermometer is unapologetically an industrial tool, which is precisely why it excels for intense outdoor cooking. It prioritizes speed, accuracy, and survivability above all else.

Specification:
* Temperature Range: -22 to 1202°F (-30 to 650°C)
* Accuracy: ±1.8°F (1.0°C) or 1.0% of reading (whichever is greater)
* Emissivity: Adjustable from 0.10 to 1.00
* Distance-to-Spot Ratio: 12:1
* Response Time: <300 ms (95% of reading)
* Durability: IP54 rated for dust and water resistance, drop-tested to 9.8 ft (3m)

Pros: What I Liked
* ✅ Built Like an Absolute Tank: This thing is incredibly durable. It’s IP54 rated, meaning it’s protected from dust and splashing water, and it’s rated to survive a 9.8-foot drop. I felt completely at ease using it around a messy smoker and in damp outdoor conditions.
* ✅ Blazing Fast Response Time: Readings are practically instantaneous. At under 300 milliseconds, it provides a stable temperature the moment you pull the trigger, which is fantastic for making quick checks across a large grill surface.
* ✅ Extremely High Temperature Range: With a maximum temperature of 1202°F, this thermometer can handle anything you throw at it, from the hottest charcoal sear to the dome of a wood-fired pizza oven.
* ✅ Precise Dual-Laser Targeting: The two laser points clearly bracket the exact circular area being measured. I found this far more intuitive and precise than a single dot, as it removes any guesswork about the spot size.
* ✅ Superior Accuracy: With an accuracy rating of ±1.0% of the reading, it’s one of the most precise instruments on this list, providing extra confidence for high-stakes cooking.
* ✅ Very Easy to Read Display: The large, backlit display was exceptionally clear and easy to read, even in the bright sunlight of a midday cookout—a common pain point with lesser models.

Cons: What Could Be Improved
* ❌ Industrial-Grade Price: As a professional Fluke instrument, it commands a premium price. It’s an investment in durability and precision that may not be necessary for everyone.
* ❌ Overkill for Indoor Use: While it works perfectly indoors, its rugged features are far more than what’s needed for typical kitchen tasks. You’re paying for durability you might not use.
* ❌ Bulkier Form Factor: Its robust, protected housing makes it larger and heavier than the other gun-style thermometers on this list.

Expert’s Experience
* Ruggedness in Action: While I didn’t intentionally drop it from a ladder, the Fluke 62 MAX Plus had no issue with being splashed by marinade or getting knocked off my grill’s side table. This is the one thermometer I would feel comfortable leaving outside by mistake. Its durability gives incredible peace of mind.
* Precision Targeting on the Grill: The dual lasers were a standout feature when checking my grill grates for hot and cold spots. Before searing a tuna steak, I could easily scan the grates and see exactly which area was hottest. This is a significant advantage over single-laser models for this specific task.
* High-Heat Performance: I used it to check the temperature of my ceramic kamado grill during a high-heat cleaning cycle, where temps approached 800°F. The Fluke didn’t miss a beat, giving me instant, stable readings from a safe distance, while some other models have a more limited range.

Best Budget Pick: Etekcity 1022D Review

The Etekcity 1022D is a shining example of incredible value, offering a surprisingly robust feature set for its very affordable price. It’s the perfect entry point for any home cook who is curious about using an infrared thermometer but isn’t ready to make a significant investment.

While it has one major limitation, it performs its core job remarkably well under the right circumstances. For many common kitchen tasks, it delivers performance that rivals much more expensive units, making it my top budget-friendly recommendation.

Specification:
* Temperature Range: -58 to 1022°F (-50 to 550°C)
* Accuracy: ±2% of reading
* Emissivity: Fixed at 0.95
* Distance-to-Spot Ratio: 12:1
* Response Time: ≤500ms
* Laser: Dual Lasers

Pros: What I Liked
* ✅ Unbeatable Value for the Price: For a very low cost, you get an extremely wide temperature range, a fast response time, and even a dual-laser targeting system. These are features you often have to pay much more for.
* ✅ Helpful Dual Laser System: The inclusion of a dual-laser targeting system at this price point is a standout feature. It clearly defines the area being measured, which greatly improves targeting accuracy compared to other budget models.
* ✅ Quick and Responsive: With a response time of ≤500ms, it delivers readings quickly. This is essential for any cooking application, as you don’t want to be holding your hand over a hot pan waiting for a number.
* ✅ Extremely Easy to Use: It’s the definition of a point-and-shoot device. It works perfectly right out of the box with no complex setup required, making it very approachable for beginners.
* ✅ Wide Temperature Range: The ability to measure up to 1022°F is impressive for a budget model and means it’s capable of handling high-heat searing and pizza oven use.

Cons: What Could Be Improved
* ❌ Fixed Emissivity is a Major Limitation: This is the most significant drawback. The emissivity is permanently fixed at 0.95. This means it is very accurate for organic materials (food), well-seasoned cast iron, and dark, matte surfaces. However, it will give wildly inaccurate (low) readings on shiny surfaces like stainless steel, aluminum, or copper.
* ❌ Build Quality Feels Basic: Compared to the premium models, the plastic housing feels less robust and more “plasticky.” I wouldn’t expect it to survive many drops.
* ❌ Accuracy Tolerance is Wider: A ±2% accuracy is good for the price, but it’s not as tight as the ±1% or specific degree ratings on the professional models.

Expert’s Experience
* Performance on a Budget: I focused my tests on tasks where this thermometer excels. For checking the surface of my cast iron pan before frying an egg, monitoring the temp of my pizza stone, or checking the surface of oil for deep frying, it worked surprisingly well. The fixed emissivity of 0.95 is perfectly suited for these common jobs.
* Demonstrating the Failure Point: To confirm its limitation, I pointed the Etekcity 1022D at a shiny stockpot of boiling water. Instead of reading near 212°F, it read around 180°F. I then pointed it at the water’s surface itself (which has a high emissivity) and it read correctly. You must understand this limitation to use it effectively.
* The Ideal User: This thermometer is the perfect choice for a home cook who primarily uses cast iron, carbon steel, or enameled non-stick pans and wants to get a feel for surface temperatures without breaking the bank. As long as you aren’t trying to measure shiny cookware, it’s a fantastic value.

Best for Pizza Ovens: Ooni Infrared Thermometer Review

While other thermometers on this list can certainly do the job, the Ooni Infrared Thermometer is a specialized tool designed by a pizza oven company specifically for the task of perfecting your pizza. It’s built with features tailored to help you launch your pizza at the ideal moment.

It’s simple, robust, and optimized for one main purpose: reading the temperature of a pizza stone. For any home pizza enthusiast, this dedicated tool removes guesswork and helps achieve consistent, delicious results.

Specification:
* Temperature Range: -22 to 1022°F (-30 to 550°C)
* Accuracy: ±4°F (2°C) or 2% of reading
* Emissivity: Adjustable (though optimized for cordierite)
* Distance-to-Spot Ratio: 10:1
* Response Time: <500ms
* Laser: Single laser with temperature color ring guide

Pros: What I Liked
* ✅ Optimized for Pizza Stones: The thermometer comes pre-calibrated and is optimized to accurately read the surface of cordierite pizza stones, which are used in most home pizza ovens, including all of Ooni’s models.
* ✅ Extremely Simple to Use: It’s designed to do one job and do it well. You just point the laser at the center of your stone, pull the trigger, and get an instant reading. There are no overly complex modes to cycle through.
* ✅ Helpful Visual Temperature Guide: The screen features a dynamic, color-coded ring that gives you a quick visual cue as you approach the ideal pizza-making temperature zone (typically 750°F+). This is a unique and very user-friendly feature.
* ✅ Durable and Comfortable Design: It has a comfortable, ergonomic grip and feels sturdy enough to handle the high-heat environment around a flaming-hot pizza oven.
* ✅ Includes Adjustable Emissivity: While optimized for pizza stones out of the box, I was pleased to find that you can still adjust the emissivity, making it more versatile for other kitchen tasks if needed.

Cons: What Could Be Improved
* ❌ More of a Specialist Tool: Its design, branding, and feature set are heavily focused on the pizza-making workflow. While it works for other things, models like the ThermoWorks IR Gun are better all-rounders for general cooking.
* ❌ Slightly Lower D:S Ratio: The 10:1 ratio is perfectly good, but it’s not quite as high as the 12:1 offered by other models in a similar price bracket, meaning you have to get a little closer for the same spot size.
* ❌ Accuracy Not as Tight as Premium Models: The accuracy of ±4°F or 2% is adequate for pizza, but it’s a wider tolerance than what you get with the industrial-grade Fluke or ThermoWorks guns.

Expert’s Experience
* Pizza Night Perfected: I used the Ooni Infrared Thermometer with my outdoor pizza oven, and it was an absolute breeze. The laser guide allowed me to scan the entire stone from front to back, easily identifying any cooler spots and ensuring the entire surface was screaming hot before I launched my pizza. My target was 800°F, and this tool made hitting it simple.
* Visual Feedback is Genuinely Key: The color ring feature, while it seems simple, was genuinely useful. It allowed me to know at a glance if the stone was still heating up, in the zone, or getting too hot, without having to squint at the exact numbers. It’s a smart piece of user-centric design.
* Beyond the Pizza Oven: I confirmed that after adjusting the emissivity, it also works well for checking my cast iron griddle and pans. However, it lacks the advanced features like the hi/lo alarms found on the ThermoWorks IR Gun, which are more useful for general-purpose cooking. It’s a pizza tool first and a general thermometer second.

Infrared Thermometer Comparison Chart

Seeing the key specifications side-by-side can make the decision much clearer. This chart highlights the most important differences I found during my testing.

Comparison Analysis:

This chart makes the key trade-offs clear. If you need the absolute best all-around accuracy for various types of cookware, the adjustable emissivity of the ThermoWorks Industrial IR Gun, Fluke 62 MAX Plus, or Thermapen IR is non-negotiable.

For those who want to minimize kitchen clutter, the Thermapen IR offers an unbeatable two-in-one combination, though you sacrifice some distance with its 5:1 D:S ratio.

Finally, if you’re on a tight budget and cook primarily on cast iron or other non-reflective surfaces, the Etekcity 1022D provides fantastic value. You just have to be constantly aware of its critical limitation with shiny surfaces, where it will provide inaccurate readings.

Buyer’s Guide: How to Choose the Right Infrared Thermometer for Cooking

Understanding a few key features will empower you to choose the perfect infrared thermometer for your specific kitchen needs. Here’s what I learned to look for during my evaluation.

• Emissivity: The Most Important Feature for Cooking. This is a technical term for a material’s ability to emit thermal energy. Most foods, liquids, and dark, matte pans (like cast iron) have a high emissivity of about 0.95. However, shiny surfaces like stainless steel or aluminum have a very low emissivity. A thermometer with adjustable emissivity is crucial for getting accurate readings across all your cookware. Models with fixed emissivity are only reliable on non-reflective surfaces.
• Accuracy. For cooking, precision matters. A few degrees can be the difference between perfectly seared and burnt. Look for a model with a stated accuracy of at least ±2% of the reading, or even better, a specific degree rating like ±2°F. Professional-grade tools like the Fluke offer superior accuracy of ±1%.
• Temperature Range. For most indoor cooking, a range that goes up to 750°F (400°C) is more than sufficient. However, if you plan to use a high-heat pizza oven, do intense wok cooking, or check the temps of a self-cleaning oven, look for a model that goes up to 1000°F (538°C) or more.
• Distance-to-Spot (D:S) Ratio. This tells you how large of an area you’re measuring from a certain distance. For example, a 12:1 ratio means that from 12 inches away, you are measuring a 1-inch diameter circle. A higher ratio is almost always better, as it allows you to get a precise measurement on a small target from a safer distance. I consider 10:1 or 12:1 to be ideal for kitchen use.
• Response Time. This is how quickly the thermometer displays an accurate temperature. You want a reading in less than a second. All the quality models I tested have a response time of 500 milliseconds (0.5s) or less, which is effectively instantaneous for any cooking task.
• Probe vs. Infrared. It’s critical to remember what an IR thermometer does. It only measures surface temperature. It is the perfect tool for checking the heat of a pan, the temperature of cooking oil, or the surface of a pizza stone. It cannot tell you the internal temperature of a steak or a loaf of bread. For that, you still need a traditional leave-in or instant-read probe thermometer. A combination model like the Thermapen IR solves this by giving you both tools in one device.
• Dual vs. Single Laser. A single laser points to the center of the area being measured. A dual laser uses two points to show the outer edges of the measurement circle. I found the dual-laser system to be more intuitive for accurately targeting a specific spot, but a single laser works just fine once you’re familiar with your device’s D:S ratio.

FAQs About Infrared Thermometers for Cooking

Can you use an infrared thermometer to measure oil temperature for frying?

Yes, an infrared thermometer is an excellent and safe tool for checking the surface temperature of oil for frying. For the most accurate reading, aim the laser directly at the surface of the oil, not the sides of the pan. Because the surface can cool slightly, it’s a good practice to give the oil a quick stir right before you measure to ensure the temperature is uniform throughout.

What is emissivity and why does it matter for cooking?

Emissivity is a measure of a material’s ability to radiate heat, on a scale from 0 to 1. This is the most critical concept for getting accurate IR thermometer readings. Dark, matte surfaces (like cast iron, food, water) have high emissivity (around 0.95). Shiny, reflective surfaces (like a polished stainless steel pan) have very low emissivity (as low as 0.1). Using a thermometer with a fixed 0.95 setting on that shiny pan will result in a falsely low temperature reading. This is why having a thermometer with adjustable emissivity is essential for all-purpose kitchen accuracy.

Will an infrared thermometer measure the internal temperature of a steak?

No, an infrared thermometer will absolutely not measure the internal temperature of any food. It is a surface-reading tool only. It will tell you the temperature of the outer crust of the steak, but to know if it’s rare, medium, or well-done inside, you must use a probe thermometer (like the one integrated into the Thermapen IR) to measure the core temperature.

Are the lasers on an IR thermometer dangerous?

The lasers are very low-power Class II lasers and are used for aiming purposes only; they do not play a role in the temperature measurement. They are generally considered safe, but it is very important that you never point the laser directly into your own or anyone else’s eyes. The thermometer actually works by measuring the invisible infrared radiation that is naturally emitted by the object.

Why is my infrared thermometer giving a wrong reading on my stainless steel pan?

This is almost certainly an emissivity issue. A shiny stainless steel pan is highly reflective and has a very low emissivity. If your thermometer has its emissivity fixed at 0.95 (a common default), it is calibrated for non-reflective surfaces and will read the pan as much cooler than it actually is. Workaround: To fix this, you either need a thermometer with adjustable emissivity set to a low value (around 0.1-0.3 for polished steel), or you can place a small patch of painter’s tape on the pan and measure the tape’s surface, which has a high emissivity.

How do I get an accurate reading on a grill grate?

To accurately measure grill grates, you need to get close enough so that the measurement “spot” is smaller than the grate itself. This ensures you are measuring the hot metal and not the cooler air or coals in between the grates. This is where a model with a good distance-to-spot ratio (like 12:1) is very helpful, as it gives you a smaller target area. Using a model with dual lasers also makes it much easier to see the exact area you’re measuring.

Final Verdict: Which Infrared Thermometer Should You Buy?

After weeks of hands-on testing in a real kitchen environment, my final recommendations are clear. The right choice depends entirely on your cooking style, the type of cookware you use, and your budget.

For the Best Overall Performance, the ThermoWorks Industrial IR Gun is my top recommendation. Its combination of proven accuracy, a wide temperature range, and—most importantly—fully adjustable emissivity makes it the most reliable and versatile tool for any serious home cook. It’s the one to get if you use a variety of cookware and demand repeatable, trustworthy results every time.

This thermometer is perfect for you if…
* You cook with a mix of cast iron, stainless steel, and non-stick pans.
* You need pinpoint accuracy for tasks like candy making, tempering chocolate, or oil frying.
* You value a durable, professional-grade tool that will last for years.
* You want the confidence of knowing your temperature readings are always correct.

It may not be ideal for you if…
* You are on a very tight budget.
* You need to measure internal temperatures and only want one tool.

For the Best Value, you simply cannot beat the Etekcity 1022D. It offers features like dual-laser targeting and a huge temperature range for an incredibly affordable price. It’s the perfect starting point, as long as you understand its fixed-emissivity limitation.

And for the Ultimate All-in-One Gadget, the ThermoWorks Thermapen IR is in a class of its own. If you have the budget and crave a minimalist kitchen, it’s a phenomenal investment that flawlessly combines two best-in-class tools into one.

Last update on 2026-03-17 at 01:50 / Affiliate links / Images from Amazon Product Advertising API