The best infrared thermometers under $100 make it easy to check surface temperatures without touching hot, cold, moving, or hard-to-reach objects. They are useful for cooking, pizza ovens, HVAC troubleshooting, automotive checks, and home repairs.
This roundup compares 10 affordable models, including laser temperature guns, dual infrared-and-probe designs, and options with adjustable emissivity, broad temperature ranges, backlit displays, or added measurement features.
Best 10 Infrared Thermometers Under 100 Picks for 2026
Best All-Around Value
- -58°F to 842°F measurement range
- 12:1 distance-to-spot ratio
- Backlit display with included batteries
Best For: General home, cooking, automotive, and workshop checks
Best Dual-Mode Pick
- Infrared and probe measurements
- -40°F to 752°F range
- Differential temperature calculation
Best For: HVAC vents, ducts, liquids, and surface checks
Best for High-Heat Cooking
- Range up to 1,022°F
- Adjustable 0.1–1.0 emissivity
- 12:1 ratio with MAX/MIN/AVG readings
Best For: Pizza ovens, griddles, HVAC, and automotive checks
Best Simple Professional Tool
- -4°F to 752°F measurement range
- 10:1 distance-to-spot ratio
- Laser targeting and auto-hold
Best For: Basic indoor maintenance and workshop checks
Best Hybrid Pick
- Infrared and probe functions in one tool
- 12:1 distance-to-spot ratio with adjustable emissivity
- Probe readings in 2–3 seconds
Best For: Cooking, grilling, candy making, and DIY temperature checks
Best High-Range Pick
IR02C-OR Color LCD Thermometer
- Measures from -58°F to 1,472°F
- Includes K-type probe and adjustable emissivity
- Adds color display and two alarm modes
Best For: High-temperature work, maintenance, cooking, and DIY projects
Best Simple Value
9158F Infrared Thermometer Gun
- -58°F to 932°F measurement range
- Max, Min, and Average reading modes
- Backlit color display with 20-second auto-off
Best For: Everyday surface checks around the kitchen and home
Calibration Choice
- Calibration function helps maintain consistent readings
- -58°F to 1112°F range with 0.5-second response
- Adjustable emissivity and backlit display
Best For: Cooking, HVAC, automotive, and DIY surface checks
Simple Kitchen Pick
- -58°F to 932°F range for cooking and BBQ
- Backlit LCD with scan and hold functions
- Preset 0.95 emissivity requires care on shiny metal
Best For: Home cooking, BBQ, pizza ovens, and basic surface checks
Long-Range Accuracy Pick
- Dual lasers improve target alignment
- 16:1 distance-to-spot ratio for farther readings
- 0.3-second response with adjustable emissivity
Best For: Vehicle repair, HVAC, cooking, and electrical maintenance
Best All-Around Value – Etekcity Lasergrip 774
The Etekcity Lasergrip 774 is a versatile pick for shoppers comparing infrared thermometers under 100. Its non-contact design covers a broad temperature range, while the 12:1 distance-to-spot ratio helps you measure surfaces from a comfortable distance.
Best For: General home, outdoor, cooking, automotive, HVAC, and workshop temperature checks.
Pros:
- Measures from -58°F to 842°F with a response time of less than half a second.
- 12:1 distance-to-spot ratio supports measurements from farther away.
- Backlit LCD, auto-off, and included 2 AAA batteries improve convenience.
- Displays an average temperature across the targeted surface area.
Cons:
- It is a surface thermometer and should not be used as a medical thermometer.
- The 12:1 ratio still requires suitable positioning for the target size.
With its wide range, quick readings, and practical display features, the Lasergrip 774 is a strong general-purpose option when you want one infrared thermometer for varied household tasks.
Best Dual-Mode Pick – Klein Tools IR07
Klein Tools IR07 Dual Infrared (IR) and Probe Thermometer | Pocket Size LCD Digital Thermometer
Check Price On AmazonThe Klein Tools IR07 stands out among infrared thermometers under 100 because it combines non-contact infrared readings with a probe. That makes it useful when you need to check both surface temperatures and air vents, ducts, or liquids.
Best For: HVAC work and users who need both infrared and probe measurements.
Pros:
- 8:1 optical resolution supports readings from a distance.
- Measures from -40°F to 752°F.
- Probe includes a hands-free hanging hook for vents and ducts.
- Calculates differential temperature for infrared and probe readings.
Cons:
- It is a non-medical device and is not intended for people or animals.
- The 8:1 ratio offers less distance coverage than some 12:1 models.
The IR07 is the practical choice when a standard infrared-only thermometer is too limited. Its dual measurement methods and differential-temperature function add useful flexibility for HVAC-related tasks.
Best for High-Heat Cooking – TempPro TempScan
The TempPro TempScan is a compelling option among infrared thermometers under 100 for pizza ovens, griddles, and other high-temperature surfaces. It combines a 12:1 distance-to-spot ratio with adjustable emissivity and a range reaching 1,022°F.
Best For: Pizza ovens, griddles, HVAC checks, automotive work, and home repairs.
Pros:
- Measures from -58°F to 1,022°F for high-heat applications.
- Adjustable emissivity from 0.1 to 1.0 helps match different surfaces.
- 12:1 ratio and response time under 500 milliseconds support quick remote readings.
- Displays maximum, minimum, and average temperatures from the last scan.
Cons:
- It measures surface temperature rather than internal food temperature.
- The supplied notes identify it as battery powered, while the details also describe it as rechargeable.
Its high upper-temperature limit and adjustable emissivity make the TempScan especially useful for cooking surfaces and equipment. The MAX/MIN/AVG readout is another advantage for monitoring HVAC or automotive temperatures.
Best Simple Professional Tool – Klein Tools IR1
The Klein Tools IR1 is a straightforward choice among infrared thermometers under 100 for users who want targeted, non-contact readings without extra modes. It offers a 10:1 distance-to-spot ratio, laser targeting, and a backlit display.
Best For: Basic indoor surface-temperature checks in maintenance and workshop settings.
Pros:
- Measures from -4°F to 752°F.
- 10:1 optical resolution supports readings from a distance.
- Includes laser targeting, auto-hold, backlighting, and auto power-off.
- Comes with a custom pouch and 9V battery.
Cons:
- Fixed emissivity of 0.95 provides less adjustment for unusual surfaces.
- The supplied notes specify indoor usage.
- It is not intended for people or animals.
The IR1 keeps the feature set focused and easy to use. Its fixed emissivity may limit flexibility, but the targeting laser, auto-hold, and included pouch make it a convenient maintenance-oriented thermometer.
Best Hybrid Pick – TempScan 2-in-1 Thermometer
For shoppers comparing infrared thermometers under 100, the TempPro TempScan stands out by combining non-contact surface readings with a built-in meat probe. Its 12:1 distance-to-spot ratio, adjustable emissivity, and 1,022°F upper range make it useful for both cooking and general household tasks.
Best For: Home cooks, grillers, candy makers, and DIY users who want surface and internal temperature readings in one tool.
Pros:
- Combines infrared scanning with a meat probe.
- Measures surfaces from a distance with adjustable emissivity.
- Probe readings arrive in 2–3 seconds with stated ±1.8°F precision.
- Motion-sensing wake and sleep design helps conserve battery power.
Cons:
- The infrared temperature range is lower than some specialized high-temperature models.
- It requires two AAA batteries.
The dual-function design is the main advantage here. Choose it if you need to check a grill or pan surface and then verify the internal temperature of food without carrying two separate thermometers.
Best High-Range Pick – IR02C-OR Color LCD Thermometer
Among infrared thermometers under 100, this model is a versatile choice for users who need an unusually broad measurement range. It covers -58°F to 1,472°F and adds adjustable emissivity, a K-type probe, humidity information, and two alarm modes for more involved home or workshop measurements.
Best For: DIY users, HVAC and home-maintenance tasks, cooking, and high-temperature surfaces that require extra measurement features.
Pros:
- Wide -58°F to 1,472°F measurement range.
- Includes a K-type thermocouple probe for contact measurements.
- Color display with backlighting is suited to low-light work.
- Offers spoilage and temperature-difference alarm modes.
Cons:
- Its readings are intended for inanimate surfaces, not people or animals.
- More features may be unnecessary for simple cooking temperature checks.
- It requires two AAA batteries.
This is the most feature-rich option of the three. Its broad range and alarms make it especially appealing for maintenance and troubleshooting, while the included probe adds flexibility for contact measurements.
Best Simple Value – 9158F Infrared Thermometer Gun
If you want infrared thermometers under 100 for straightforward surface checks, this thermometer keeps the operation simple. It reads from -58°F to 932°F, provides Max/Min/Average modes, and uses a backlit color display for checking ovens, air conditioners, refrigerators, and other objects.
Best For: Everyday cooking, appliance checks, light DIY work, and users who prefer a simple non-contact surface thermometer.
Pros:
- Measures a broad -58°F to 932°F range.
- 12:1 distance-to-spot ratio supports readings from farther away.
- Max, Min, and Average modes help compare temperature readings.
- Backlit color display is easier to read in dim conditions.
Cons:
- It cannot measure internal food temperature.
- It is not intended for human or animal body-temperature readings.
- Its stated accuracy is ±2% or ±2°C, depending on the measurement.
This model makes sense when you mainly need quick surface readings rather than probe functionality. Its practical range and simple controls cover many household jobs without adding specialized features.
Calibration Choice – UW510 Infrared Thermometer
For shoppers comparing infrared thermometers under 100, the UW510 stands out with a calibration function, adjustable emissivity, and a broad -58°F to 1112°F range. Its non-contact design and 0.5-second response suit everyday kitchen, automotive, HVAC, and DIY checks.
Best For: Buyers who want calibration support and wide temperature coverage for cooking, appliances, HVAC, and automotive work.
Pros:
- One-button calibration helps address reading drift over time.
- Measures from -58°F to 1112°F with a 0.5-second response.
- Adjustable emissivity supports a wider range of surface-measurement tasks.
- Backlit display, auto shutoff, and included AAA batteries improve convenience.
Cons:
- It is designed for surface temperatures, not human temperature measurement.
- Its feature set may be more than needed for occasional basic checks.
The UW510 is a versatile pick when measurement consistency and temperature range matter. Its calibration control gives it an advantage over simpler infrared thermometers under 100, especially for recurring projects.
Simple Kitchen Pick – GM50 Infrared Thermometer
If you need one of the more straightforward infrared thermometers under 100, the GM50 offers non-contact surface readings from -58°F to 932°F. Its backlit LCD, data-hold display, and preset emissivity make it practical for cooking, BBQ, pizza ovens, and general household checks.
Best For: Home cooks and grill users who want an easy handheld thermometer for hot surfaces, ovens, and food-related tasks.
Pros:
- Wide -58°F to 932°F measurement range covers common cooking applications.
- Backlit LCD improves visibility in low-light conditions.
- Trigger-based scan and hold functions make readings easy to review.
- Includes two AAA batteries and an automatic power-off function.
Cons:
- Preset emissivity of 0.95 can produce inaccurate readings on shiny or polished metal.
- The listed response time is slower than some competing models.
- It is not intended for measuring human body temperature.
The GM50 keeps operation uncomplicated and covers the temperatures most home cooks encounter. For best results on reflective surfaces, follow the supplied guidance to use masking tape or flat black paint before measuring.
Long-Range Accuracy Pick – ROOKCORE Infrared Thermometer
Among infrared thermometers under 100, the ROOKCORE model is a strong option for users who value target visibility and fast readings. Its dual lasers, 16:1 distance-to-spot ratio, adjustable emissivity, and -58°F to 1112°F range support cooking, vehicle repair, HVAC, and electrical maintenance.
Best For: Users who need clearer targeting and accurate surface checks from a greater distance.
Pros:
- Dual laser guidance helps with target alignment.
- 16:1 distance-to-spot ratio supports readings at greater distances.
- Rapid 0.3-second response and adjustable emissivity suit varied applications.
- Backlit LCD, 15-second auto shutoff, and included AAA batteries add convenience.
Cons:
- The dual-laser design may be unnecessary for simple close-range kitchen checks.
- As a non-contact surface thermometer, it does not measure internal or human temperature.
The ROOKCORE combines broad range and quick response with features that make distant targets easier to identify. Its 3-year warranty and lifetime technical support may also appeal to buyers planning regular use.
How We Picked the Best Infrared Thermometers Under 100
We focused on the features that most affect everyday usefulness and measurement reliability: temperature range, stated accuracy, emissivity adjustment, targeting aids, display readability, response time, measurement modes, and ease of operation. We also considered whether each thermometer is better suited to cooking, HVAC work, workshops, automotive checks, or general household use.
Because infrared thermometers measure surface temperature rather than internal temperature, we gave extra attention to models that clearly indicate their intended applications and, where available, include a contact probe for food or material checks.
Quick Comparison
- Best for general home use: Choose a straightforward laser thermometer with a readable display and automatic hold.
- Best for cooking: Look for a model with a meat probe, adjustable emissivity, or a temperature range suited to grills and pizza ovens.
- Best for HVAC and workshop tasks: Prioritize a wide range, distance-to-spot guidance, emissivity adjustment, and minimum/maximum readings.
- Best for dark or awkward spaces: A backlit color or LCD display and a clear targeting laser make readings easier to see.
Key Buying Factors for Infrared Thermometers Under 100
Temperature Range and Accuracy
Match the range to your tasks rather than choosing the largest number. Cooking and home maintenance generally need less range than grills, furnaces, engines, or industrial surfaces. Also check the stated accuracy and remember that accuracy can vary with distance, surface type, and ambient conditions.
Emissivity Adjustment
Glossy metal, reflective surfaces, painted materials, food, and masonry emit infrared energy differently. Adjustable emissivity can improve consistency when measuring anything beyond common matte surfaces. If a model lacks this control, use it primarily on suitable nonreflective surfaces.
Targeting and Display Features
A laser helps identify the measurement area, but it does not automatically guarantee accuracy. Consider the target size and measuring distance, plus useful features such as automatic hold, minimum and maximum readings, alarms, and a backlight.
Probe Capability and Durability
A noncontact reading is ideal for surfaces, but a probe is preferable when you need internal food temperature. For frequent job-site use, also consider grip, controls, battery access, and resistance to dust or drops.
Who Should Buy Which Infrared Thermometers Under 100?
Home cooks and grill users should choose a model with a suitable high-temperature range, clear display, and adjustable emissivity; a built-in probe is valuable for checking internal food temperature. HVAC technicians and DIY troubleshooters will benefit from broader ranges, min/max functions, and dependable targeting. Workshop and automotive users should prioritize emissivity control, quick response, and a sturdy design. Occasional household users can save money with a compact basic model that offers automatic hold, a readable screen, and a useful range for appliances, radiators, and repairs.
