The best infrared thermometers under $100 make it easier to check surfaces quickly without contact. They are useful for cooking, pizza ovens, HVAC work, automotive troubleshooting, home repairs, and general maintenance.
This roundup compares 10 affordable models, including compact temperature guns, wide-range options, forehead thermometers, and infrared units with meat probes. Pay close attention to temperature range, measurement accuracy, targeting features, and the type of surface you plan to test.
Best 10 Infrared Thermometers Under 100 Picks for 2026
Best Overall Value
- -58°F to 842°F range
- Fast, backlit readings
- 12:1 targeting ratio
Best For: Versatile household and workshop surface measurements
Best for Families
Touchless Medical-Grade Thermometer
- Touchless forehead readings
- Stores 32 measurements
- Body and object modes
Best For: Family temperature checks and caregiving
Best High-Heat Range
- Measures up to 1,022°F
- Adjustable 0.1–1.0 emissivity
- Shows max, min, and average
Best For: Pizza ovens, griddles, HVAC, and automotive checks
Best for Simple Jobsite Checks
- -4°F to 752°F range
- 10:1 optical resolution
- Laser, backlight, and auto-hold
Best For: Indoor maintenance and trade measurements
Best Hybrid Pick
TempScan 2-in-1 Infrared Thermometer
- Infrared and meat-probe readings
- 12:1 distance-to-spot ratio
- Surface range up to 1022°F
Best For: Home cooks, grillers, and DIY users
Best Simple High-Range Pick
KNINE OUTDOORS Infrared Thermometer Gun
- -58°F to 1112°F measurement range
- 12:1 distance-to-spot ratio
- Adjustable emissivity and °F/°C units
Best For: Cooking, pool maintenance, and household surface checks
Best Feature-Rich Pick
Color LCD Infrared Thermometer Gun
- -58°F to 1472°F range
- K-type probe and humidity readings
- Two alarm modes and color display
Best For: DIY, home repair, HVAC, and advanced cooking tasks
Best Rechargeable Pick
Rechargeable Infrared Thermometer Gun
- Rechargeable battery with up to 12 hours of backlit use
- -58°F to 1,022°F range and readings within 0.5 seconds
- One-button operation for cooking and household surfaces
Best For: Frequent surface-temperature checks without disposable batteries
Best Display and Range Balance
Non-Contact Digital Temperature Gun
- 12:1 distance-to-spot ratio for longer-distance readings
- Backlit color display with Max, Min, and Average modes
- -58°F to 932°F range with two AAA batteries included
Best For: Household and cooking checks with flexible positioning
Best Adjustable-Unit Value
Digital Infrared Thermometer for Cooking
- -58°F to 932°F range with Fahrenheit/Celsius selection
- 0.1-degree display resolution and backlit LCD
- Scan/hold trigger operation with automatic shutoff
Best For: Cooking and BBQ users wanting detailed, readable measurements
Best Overall Value – Etekcity Lasergrip 774
If you need infrared thermometers under 100 for general household and workshop use, the Etekcity Lasergrip 774 is a versatile pick. It reads surface temperatures from -58°F to 842°F, responds in about half a second, and uses a 12:1 distance-to-spot ratio for convenient non-contact measurements.
Best For: Home repairs, cooking, HVAC checks, automotive work, and other indoor or outdoor surface-temperature tasks.
Pros:
- Wide -58°F to 842°F measurement range
- Fast readings with a backlit LCD display
- 12:1 distance-to-spot ratio and adjustable emissivity
- Includes two AAA batteries and a two-year warranty
Cons:
- Measures surfaces rather than body temperature
- Accuracy depends on positioning and the target surface
The Lasergrip 774 offers a useful combination of range, speed, and ease of use. Its average-temperature display and maximum-temperature mode add helpful context, though users should follow the recommended distance for best results.
Best for Families – Touchless Medical-Grade Thermometer
Among infrared thermometers under 100, this touchless forehead model is designed for quick body-temperature checks. Its three sensors and optimized algorithm support fast readings, while the backlit screen, fever alert, and memory storage make repeated checks easier.
Best For: Adults, children, babies, and caregivers who want a touchless forehead thermometer with household-friendly features.
Pros:
- Touchless design with three sensitive sensors
- Stores up to 32 measurements
- Switches between body and object temperature modes
- Includes batteries and a 12-month warranty
Cons:
- Its listed upper temperature range is 113°F
- Response time is approximately one second
- Supplied details list outdoor use rather than a broad indoor/outdoor rating
This is the most appropriate choice here for personal temperature monitoring rather than high-heat surface work. Its memory, fever alert, and silent mode are practical additions for families, though readings should be taken according to the manual.
Best High-Heat Range – TempPro TempScan
For infrared thermometers under 100 that need to handle demanding cooking or maintenance tasks, the TempPro TempScan stands out with a -58°F to 1,022°F range. Its adjustable emissivity, 12:1 ratio, and sub-500-millisecond response help it adapt to different surfaces and targets.
Best For: Pizza ovens, griddles, HVAC vents, car engines, home repairs, and other high-temperature surface checks.
Pros:
- Highest listed upper range at 1,022°F
- Adjustable emissivity from 0.1 to 1.0
- Displays maximum, minimum, and average readings
- Backlit LCD and automatic shutoff
Cons:
- Designed for surface temperatures, not people
- Requires emissivity adjustment for different materials
- Rechargeability is listed, while the included power detail specifies a battery
The TempScan is a strong fit when temperature range and surface flexibility matter most. Adjustable emissivity can improve measurements across materials, but it also gives the user an extra setting to manage.
Best for Simple Jobsite Checks – Klein Tools IR1
The Klein Tools IR1 is a straightforward option among infrared thermometers under 100, with a 10:1 distance-to-spot ratio and a -4°F to 752°F measurement range. A targeting laser, backlit display, auto-hold, and auto power-off keep routine readings simple.
Best For: Indoor maintenance and trade work where dependable surface-temperature readings and a compact feature set are priorities.
Pros:
- 10:1 optical resolution for distance measurements
- Broad -4°F to 752°F range
- Laser targeting and backlit display
- Includes a custom pouch and 9V battery
Cons:
- Fixed 0.95 emissivity offers less surface-matching flexibility
- Listed for indoor use
- Not intended for people or animals
The IR1 prioritizes uncomplicated operation over extensive customization. Its fixed emissivity makes setup easy, while the trade-off is that it may be less adaptable than models with adjustable emissivity for varied surfaces.
Best Hybrid Pick – TempScan 2-in-1 Infrared 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. It can check hot cookware, grills, ovens, and HVAC surfaces from a distance, then switch to internal readings for food and liquids.
Best For: Home cooks, grillers, candy makers, and DIY users who want both surface and internal temperature measurements.
Pros:
- Combines a 12:1 infrared thermometer with a meat probe.
- Measures surfaces up to 1022°F and provides probe readings in 2–3 seconds.
- Offers adjustable emissivity, a magnet, hanging hole, auto-off, and °F/°C switching.
Cons:
- The two-in-one design may be more functionality than users who only need surface readings require.
- Requires two AAA batteries.
This is a versatile choice when one thermometer needs to cover cooking, grilling, and household projects. Its probe adds practical value, while the non-contact sensor helps with high-temperature surfaces.
Best Simple High-Range Pick – KNINE OUTDOORS Infrared Thermometer Gun
Among infrared thermometers under 100, the KNINE OUTDOORS model offers a broad -58°F to 1112°F range in a straightforward non-contact format. Its single laser, 12:1 distance-to-spot ratio, and adjustable emissivity support everyday temperature checks around the kitchen, pool, oven, and home.
Best For: Users who want a simple infrared gun for cooking, candy making, pool maintenance, and general surface checks.
Pros:
- Handles temperatures from -58°F to 1112°F.
- Uses single-laser targeting and a 12:1 distance-to-spot ratio.
- Includes an eye-protect LCD display, 0.1° resolution, and adjustable emissivity from 0.1 to 1.0.
Cons:
- Provides non-contact surface readings rather than a contact food probe.
- Requires two AAA batteries.
The KNINE OUTDOORS thermometer is a practical option for broad temperature coverage without adding probe-based features. Its controls and display-focused design make it suitable for routine household and cooking tasks.
Best Feature-Rich Pick – Color LCD Infrared Thermometer Gun
For buyers seeking infrared thermometers under 100 with extra diagnostic features, this model combines non-contact laser measurement with a K-type probe and ambient readings. It covers -58°F to 1472°F and adds humidity, dew-point, alarm, and temperature-difference functions for broader home and workshop use.
Best For: DIY users, home repairers, cooks, and HVAC-oriented tasks that benefit from alarms, humidity information, and probe measurements.
Pros:
- Offers a -58°F to 1472°F range with 13-point laser guidance and adjustable emissivity.
- Includes a K-type thermocouple probe plus ambient temperature, humidity, and dew-point readings.
- Features a color VA display, 0.5-second response time, two alarm modes, carry bag, and a stated 24-month service policy.
Cons:
- The feature set may be more complex than needed for occasional surface checks.
- The notes specify that readings for humans or animals will be inaccurate.
- Requires two AAA batteries.
This is the most versatile option of the three for users who want more than basic surface temperature readings. Its broad range and environmental measurements are particularly useful for troubleshooting and varied DIY projects.
Best Rechargeable Pick – Rechargeable Infrared Thermometer Gun
For shoppers comparing infrared thermometers under 100, this rechargeable Inkbird model stands out for its battery convenience, wide temperature range, and simple one-button operation. It reads surface temperatures from -58°F to 1,022°F in up to 0.5 seconds and displays readings in Fahrenheit.
Best For: Frequent cooking, pizza-oven, barbecue, brewing, appliance, and household surface-temperature checks where rechargeable power is useful.
Pros:
- Rechargeable lithium battery can provide up to 12 hours with the backlight on after a full charge.
- Wide -58°F to 1,022°F measurement range with response time within 0.5 seconds.
- One-button operation and a backlit digital display simplify readings.
- Works for indoor and outdoor surface-temperature applications.
Cons:
- Fahrenheit-only operation may not suit users who prefer Celsius.
- Measures surface temperature only and is not suitable for people or animals.
- Readings on shiny or polished surfaces may require additional preparation, as with many infrared thermometers.
This is a practical choice if you want a broad measurement range without regularly replacing disposable batteries. Its straightforward controls are especially appealing for kitchen and household use, provided you remember that it is not a medical thermometer.
Best Display and Range Balance – Non-Contact Digital Temperature Gun
This yellow digital model is a strong option among infrared thermometers under 100 for users who want a colorful backlit display and distance flexibility. Its 12:1 distance-to-spot ratio, -58°F to 932°F range, and one-second measurement time suit a variety of household and workshop tasks.
Best For: Cooking, ovens, air conditioners, refrigerators, soapmaking, and other surface checks where a readable display and Max/Min/Average modes are helpful.
Pros:
- 12:1 object distance ratio supports measurements from a longer distance.
- Measures from -58°F to 932°F with readings in about one second.
- Color backlit display helps improve visibility in low-light conditions.
- Includes Max, Min, and Average modes plus two AAA batteries.
Cons:
- Accuracy is specified as ±2% or ±2°C, so it is intended for general-purpose checks rather than precision laboratory work.
- Uses replaceable AAA batteries rather than a rechargeable battery.
- Not suitable for measuring human or animal body temperature.
The combination of a 12:1 ratio, helpful temperature modes, and a backlit color display makes this a versatile everyday thermometer gun. It is a sensible pick for users who value readable controls and flexible positioning more than rechargeable power.
Best Adjustable-Unit Value – Digital Infrared Thermometer for Cooking
For buyers seeking infrared thermometers under 100 with fine display resolution and unit flexibility, this GM50 model covers -58°F to 932°F and supports Fahrenheit/Celsius selection. Its trigger-based scan-and-hold function and backlight make it convenient for cooking, BBQ, and pizza-oven checks.
Best For: Home cooks and grill users who want 0.1-degree display resolution, a backlit screen, and a straightforward handheld design.
Pros:
- Offers a -58°F to 932°F measurement range.
- Supports Fahrenheit/Celsius selection with 0.1-degree display resolution.
- Backlight, scan/hold display, and approximately eight-second auto shutoff support convenient use.
- Includes two AAA batteries, a manual, and packaging.
Cons:
- Preset emissivity of 0.95 can produce inaccurate readings on shiny or polished metal surfaces.
- Uses disposable AAA batteries.
- Listed response-time information is slower than some comparable models.
This thermometer is appealing when readable detail and Fahrenheit/Celsius switching matter. For reliable results, use it on typical organic, painted, or oxidized surfaces, and cover shiny metal with masking tape or flat black paint before measuring.
How We Picked the Best Infrared Thermometers Under 100
We focused on practical features that affect everyday results rather than choosing models based on price alone. The selection includes thermometers for cooking, grilling, pizza ovens, HVAC inspections, automotive work, home repairs, and touchless forehead readings.
Our comparison prioritizes stated temperature range, laser targeting, display readability, response speed, measurement modes, temperature-hold functions, power options, and added versatility. Models with a probe can measure internal food temperature, while wide-range units are better suited to high-heat applications such as pizza ovens and griddles.
Quick Comparison
| Best For | Features to Prioritize | Why It Matters |
|---|---|---|
| Cooking and grilling | Wide range, emissivity adjustment, backlit display | Helps measure hot cookware and dark or reflective surfaces more reliably |
| Pizza ovens and griddles | High maximum temperature and laser targeting | Makes it easier to locate the hottest cooking zone |
| HVAC and home repairs | Long operating range, auto-hold, clear display | Supports quick checks of vents, pipes, insulation, and equipment |
| Food safety | Infrared measurement plus a contact probe | Checks surface temperatures and internal food temperatures |
| Forehead readings | Touchless design and medical-oriented features | Better suited to people-temperature screening than surface inspection |
Key Buying Factors for Infrared Thermometers Under 100
Temperature Range
Choose a range that fits the job. Many household models cover roughly -58°F to 932°F, while some extend beyond 1,000°F for pizza ovens, furnaces, and other high-heat surfaces. A larger range does not automatically mean greater accuracy within every part of that range.
Accuracy, Emissivity, and Surface Type
Infrared thermometers estimate surface temperature, and shiny metal, glass, liquids, and reflective materials can produce misleading readings. Emissivity adjustment is valuable when testing different materials. For food, use a contact probe when the internal temperature matters.
Distance-To-Spot Ratio and Targeting
The distance-to-spot ratio indicates how large an area the thermometer measures from a given distance. A laser helps identify the target, but it does not improve accuracy by itself. For small components or narrow areas, move closer and follow the manufacturer’s recommended distance.
Display, Controls, and Power
A backlit color or high-contrast display is useful in dark kitchens, garages, and mechanical spaces. Auto-hold, maximum or minimum readings, selectable units, and automatic shutoff can make repeated measurements faster. Rechargeable models reduce battery waste, while replaceable batteries are convenient for long-term storage.
Who Should Buy Which Infrared Thermometers Under 100?
Choose a basic infrared temperature gun for quick home checks, cooking surfaces, and occasional maintenance. Pick a wide-range model if you regularly use a pizza oven, griddle, grill, or high-temperature equipment. A unit with a meat probe is the most versatile choice for cooks who need both surface and internal readings.
For HVAC technicians, DIYers, and automotive users, prioritize targeting, a readable display, stable readings, and a suitable distance-to-spot ratio. If your main purpose is checking people’s temperatures, select the touchless forehead thermometer rather than a general-purpose surface thermometer. Whatever you choose, treat infrared readings as surface estimates and follow the product instructions for the most dependable results.