When you purchase through links on our site, we may earn an affiliate commission.Heres how it works.

However, the best health thermometer for your needs will depend on many factors.

There are three to choose from: oral, ear, and forehead thermometers.

Baby having temperature taken with a forehead thermometer

Oral thermometersThese are the classic thermometers you place under your tongue, says Dr. Genovese.

They use electronic sensors to give you a reading, usually within about 30 seconds to a minute.

He adds that they are perfect for adults and older kids who can keep it under their tongue.

Glass thermometer

However, they are not great for everyone.

It has a flexible comfort tip, a backlit display for easy reading, and fever indication emoticons.

These clever devices use infrared technology to measure the temperature inside the ear canal, explains Dr. Genovese.

Kinsa QuickCare Smart Digital Thermometer: was $29 now $24 @ Amazon

However, they do have a couple of disadvantages.

Its Age Precision feature also provides a handy age-appropriate fever guidance.

Plus, it stores the last nine readings.

Braun ThermoScan 7: $53 @ Amazon

They are non-invasive, quick, and easy to use, especially for infants and toddlers.

it’s possible for you to even use them while kids are sleeping!

They sound like the perfect thermometer, but you have to pay more for the ease of use.

iHealth No-Touch Forehead Thermometer: was $35 now $15 @ Amazon

For infants and young childrenDr.

Genovese recommends forehead or ear thermometers for infants and young children.

They are fantastic because they are quick and non-invasive.

Older adult having temperature taken with an ear thermometer

For adultsThe best option for adults is an oral thermometer, as they are precise.

This will save you from having two different thermometers in your medical cabinet.

Genovese highly recommends forehead or ear thermometers for older adults.

Mother taking her young daughter’s temperature with a forehead thermometer

While these might be more expensive, they can serve the whole family, making them worth the investment.

How much should you spend on a thermometer?

Sometimes, a reliable essential oral thermometer can do the job just as well as a fancy model.

Mother taking her son’s temperature using an oral thermometer

Do extra features matter?

Light-up displayA light-up display is the one feature Id always opt for when buying a thermometer.

Dr. Genovese agrees, saying it allows you to check temperatures without waking everyone up with bright lights.

Femometer Thermometer for…

I always found this invaluable when my children were young and unable to tell me exactly how they felt.

I can also see how having a fever alert would be helpful with older adults.

My mom had dementia, which limited her ability to communicate clearly.

Prime

More from Tom’s Guide

Vicks Comfort Flex…

ThermoBio Non-Contact…

Ninja ProChef app with wireless thermometer in a turkey

ThermoWorks Thermopen One

A woman lying on her back in bed in a jumper, hat and cozy blanket with an eye mask on, sleeping in winter

Hatch Restore 3 sunrise alarm clock on wooden bedside table next to cactus with man�s arm reaching in to press button on top

best baby monitor

a collage of sleep tech gadgets including sleep headphones, a smart ring, sleep mask, smart bed and sunrise alarm clock

The Sunny Health & Fitness Under Desk Elliptical unboxed and on a table

The Ordo Sonic+ toothbrush photographed in front of a blue background.

the 1ZPresso J-Ultra coffee grinder with foldable handle and external adjustment dial for easy grind adjustment

Dyson Car + Boat handheld vacuum

Ninja Crispi spring colors

the 1zpresso k-ultra hand coffee grinder, a 7 inch tall coffee grinder with magnetic catch chamber and 48mm stainless steel burrs

MacBook Pro 2021 (16-inch) on a patio table

Bed bugs

Apple iPhone 16 held in the hand.

Ninja Air Fryer

Christopher Meloni as Det. Elliot Stabler in "Law & Order: Organized Crime" season 5