Thermometer : Definitive & Convenient Buying Guide

Thermometer is a device for measuring temperature or the degree of hotness or coldness of an object. A thermometer has two essential elements

  • a temperature sensor in which change occurs with a change in temperature
  • means of converting change into a numerical value

It would help if you spent time comparing options online or in-store. For your easiness, get all you need right here at Here is a list of the best thermometers available in India along with a bit about the types and key features that you should look while buying one.

Understanding different types of thermometers

Thermometers are essential of five types–

  • Oral
  • Rectal
  • Forehead
  • Tympanic (ear)
  • Axillary (under the arm)

The type of thermometer which you will need depends on personal preference and the age of the patient. You also get thermometers that are multipurpose.

Here’s the complete buying guide for the different types of thermometers for measuring temperature:

Mercury Glass Thermometers
Once the preferred kind of thermostat, the mercury glass thermometer is now considered outdated as using it for measuring temperatures orally, rectally or under the arm was a bit challenging. Another disadvantage to mercury glass thermometers is the fact that they release mercury which is toxic by nature and easily breakable as they are made of glass.

Digital Thermometers
Electronic thermometers are today’s norm since they do not present any of the disadvantages that a mercury glass thermometer does. With digital displays and a healthy body, safe, easy to read, and user-friendly.

Infrared Thermometers
These thermometers use infrared technology to measure the heat on the surface or cavity, as the name suggests. The most significant advantage of an infrared thermometer is that it generates results very quickly – within a matter of a few seconds. You get ear and forehead variants of infrared thermometers with easy-to-read display screens.

Basal Thermometers
Basal thermometers are correctly used to gauge slight temperature changes in a woman’s body, indicating ovulation has taken place. They are ideally placed in the rectum or under the tongue. These are very sensitive thermometers but rarely used at home.

OSEL Wall Mount Non Contact Infrared Thermometer For Instant Fever Detection With 1 Year Warranty | Suitable For All types of Offices & Corporates Entrances (Combo Pack)

  • Automatic Contact less checking
  • Warning system with Alarm for high temperature
  • High Checking Speed of 0.5 sec
  • Accurate reading with ±0.2 °C
  • Energy saving by Battery or USB Charging 

Infrared Thermometers by Jumper Medical

  • Best Accurate Reading
  • Safe and Hygienic
  • Quick Measurement and Easy to Use
  • Multiple Uses
  • Fever alert
  • Automatic power-off in 10 seconds

Dr. Vaku Multi-Purpose Wide Range Non-Contact Digital Infrared Thermometer Gun Temperature Measurement Device

  • One-click quick temperature measurement
  • Non-contact infrared Thermometer digital temperature
  • Easy to read and silent mode
  • Intelligent temperature measurement
  • Dual-mode

Omron Automatic Upper Arm Blood Pressure Monitor and Digital Thermometer Combo

  • Main unit (Bp Monitor), arm cuff, 4 aa batteries
  • Omron digital thermometer m-246
  • A reputed brand with 5 years extended warranty
  • Detects pulse irregularity

TDK HT-201 Women’s Digital Clinical Thermometer for Basal Body Temperature with Data Transfer to Phone Function (White)

  • Contains hygienic storage case
  • Accurate Readings
  • Easier To Read
  • Light Weight
  • Quick Results

Medisec By Secureye Thermocare Oral Thermometer for Kids,Adults (Single Pack) (Yello/White)

  • Vegetarian product.
  • Fever Alarm
  • 1 Second Measurement
  • 1 Year Warranty
  • Large LCD Display
  • CC Approved

Features in an Ideal Thermometer

With a variety of thermometers available for you to choose from, how can you ensure that you pick the ‘right’ one? There is no such thing, such as the ‘right’ thermometer to start with your adventure to find one. However, here is a list of must-haves to look into.

Easiness to use the thermometer can be the first reason to but a thermometer. If you are choosing it for a senior citizen, who may be suffering from impaired vision or shaky hands, then you are required to select the one that is easy to handle and delivers the temperature readings clear and loud.

While choosing a thermometer, an essential factor is its ability to offer accurate readings. When it rounds off to dealing with body temperature, you don’t want to take a risk for any potentially severe consequences that it may occur. Choose scientifically tested that assures accurate results.

Response time
When we look for speedy and instant gratification in all walks of life, it should be no different in case of healthcare too. This area is one of the most crucial factors. Pick a thermometer which delivers temperature readings quickly.

Units of Degree Measurement
While Indians use Celsius, there might be some who want readings in Fahrenheit. Although this isn’t necessary, check if the thermometer you prefer provides the option of delivering results in both units of measurement.

Mercury glass thermometers are termed hazardous and brittle. The thermometer you choose should be sturdy, safe, easy to use, and ideally come in a plastic case so you can keep it securely when not in use.