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Oral Thermometer Comparison - May 2025
6 Best Oral Thermometer In the UK
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
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Overview: Oral thermometers are a great way to take a quick and accurate temperature reading. Whether you’re looking for a basic or advanced model, this page will help you find the right one for you. Read on to learn more about the different types of oral thermometers and get reviews from real customers.
Braun Age Precision Digital thermometer - Digital Stick for Multi-Site Usage - Orally, Rectally or Underarm - Baby and Infant Friendly - #1 Brand among doctors(1) - PRT2000
Model
Digital Thermometer, Oral Thermometer Adults Kids Babies, Accurate Fast Switchable Body Temperature Thermometer, Green
Model
Citizen CTA303 Digital Thermometer, Water Resistant, Antibacterial casing with Fever Alarm. Accurate and Fast Readings for Adults and Children., White
Model
Digital Thermometer with Flexible Tip for Adults Kids and Baby, Fast Accurate Medical Oral and Underarm Thermometer Rectal Thermometer
Model
GERATHERM classic clinical thermometer analogue/thermometer without mercury/analogue clinical thermometer without batteries/thermometer Made in Germany
Model
Temperature Thermometer for Adults Kids and Children - Fast and Accurate Medical Thermometer - Easy to Use Body and Oral Thermometer with Fever Alarm Child Thermometer
Brand
Braun
Brand
femometer
Brand
Citizen
Brand
femometer
Brand
Geratherm
Brand
Thermometer World
Reviews
38,236 reviews
Reviews
8,284 reviews
Reviews
31,236 reviews
Reviews
2,960 reviews
Reviews
4,248 reviews
Reviews
30,272 reviews
Features
Simple to use
9.1
Simple to use
9.3
Simple to use
9.3
Simple to use
9.1
Simple to use
8.6
Simple to use
8.6
Precision
8.9
Precision
9.1
Precision
8.6
Precision
8.9
Precision
8.4
Precision
8.1
Clearly written
9.1
Clearly written
9.3
Clearly written
8.6
Clearly written
9.1
Clearly written
8.6
Clearly written
8.6
Worth the money
9.1
Worth the money
9.6
Worth the money
8.1
Worth the money
9.1
Worth the money
8.6
Worth the money
7.4
Tech Specs
batteries
1 Lithium Metal batteries required. included
batteries
1 LR41 batteries required. included
batteries
1 LR44 batteries required. included
batteries
1 LR41 batteries required. included
batteries
-
batteries
1 LR44 batteries required. included
display style
LCD
display style
LCD
display style
-
display style
-
display style
Analog
display style
LCD
product dimensions
2.6 x 9 x 20.4 cm 20 g
product dimensions
15.24 x 6.35 x 1.52 cm 40 g
product dimensions
2.3 x 1.5 x 13.2 cm 10.2 g
product dimensions
-
product dimensions
12.7 x 1.3 x 1 cm 10 g
product dimensions
-
item weight
20 g
item weight
40 g
item weight
-
item weight
-
item weight
10 g
item weight
30 g
special features
Automatic shutdown:Yes Flexible tip Suitable for new-borns Temperature alarm
special features
Waterproof, High Accuracy
special features
-
special features
-
special features
Waterproof
special features
Alarm, High Accuracy
batteries included
Yes
batteries included
Yes
batteries included
-
batteries included
-
batteries included
No
batteries included
Yes
included components
Inhalt 1 Stück
included components
Battery
included components
-
included components
-
included components
Fever thermometer, reset aid easy flip and storage case
included components
Battery
customer reviews
4.5 4.5 out of 5 stars 9, 559 ratings 4.5 out of 5 stars
customer reviews
4.4 4.4 out of 5 stars 2, 071 ratings 4.4 out of 5 stars
customer reviews
-
customer reviews
-
customer reviews
4.3 4.3 out of 5 stars 1, 062 ratings 4.3 out of 5 stars
customer reviews
4.2 4.2 out of 5 stars 7, 568 ratings 4.2 out of 5 stars
Here are the top 3 recommended products with more information to help you find the right product for you
9.8
1
Braun
31% Off
Braun Age Precision Digital thermometer - Digital Stick for Multi-Site Usage - Orally, Rectally or Underarm - Baby and Infant Friendly - #1 Brand among doctors(1) - PRT2000
9.1Simple to use
9.1clearly written
9.1worth the money
Why we love it
Clinically proven accuracy for reliable temperature readings.
Quick 8-second readings with age-specific results.
Comfortable flexible tip for all family members.
Main highlights
QUICK AND EASY TO USE: Braun Age Precision Digital thermometer provides a temperature measurement as fast as 8 seconds; Simple, button operation comes ready to use with a battery included and a storage cap
MULTI-SITE USAGE: 3-in-1 thermometer suitable for oral, rectal, or underarm use
FLEXIBLE TIP: Features a small, soft, flexible tip that’s extra gentle so you can comfortably take temperatures orally, rectally, or under the arm
AGE PRECISION TECHNOLOGY: The definition of fever changes with age(2) as a child grows from newborn to toddler; Our proprietary algorithm helps you understand the results by adjusting colour-coding based on your child's age—green indicates no fever, yellow indicates when a fever is present, and red indicates a high fever
#1 Brand among doctors(1): Clinically validated, Braun Age Precision Digital thermometer provides a quick and accurate measurement so you can manage your health at home, with confidence
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9.6
2
femometer
Digital Thermometer, Oral Thermometer Adults Kids Babies, Accurate Fast Switchable Body Temperature Thermometer, Green
9.6worth the money
9.3Simple to use
9.3clearly written
Why we love it
Safe and accurate temperature readings with advanced sensory probe.
Convenient storage case for easy tracking and portability.
Clear LCD screen with memory recall and low battery alert.
Main highlights
Wide Range of Use: Suitable for oral, rectal, and underarm use, making it versatile for all ages, from babies and children to adults and pets.
Temperature Indicators: Displays "Lo" if the measured value is below 32 degrees and "Hi" if above 42 degrees. Measurement begins when "Lo" appears.
Safe and Accurate Reading: Utilizing the latest advanced sensory probe, this digital thermometer delivers precise temperature readings, aiding in determining whether rest or medical care is necessary during a fever.
LCD Screen Display: Features a clear display for easy reading, with functions including last memory recall, finish beep, low battery alert, and auto power-off. Easily switch between Celsius and Fahrenheit units.
Convenient Storage Case: Includes a plastic storage case for easy tracking of temperature changes for your entire family, wherever you go. The waterproof tip allows for simple and hygienic cleaning.
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9.5
3
Citizen
Citizen CTA303 Digital Thermometer, Water Resistant, Antibacterial casing with Fever Alarm. Accurate and Fast Readings for Adults and Children., White
9.3Simple to use
8.6Precision
8.6clearly written
Why we love it
1. Antibacterial: Maximum safety for family.
2. Easy to clean: Water resistant and washable.
3. High temp alert: Beeping notification and memory recall.
Main highlights
【Practical storage case】The CTA303 comes equipped with its own protective case; designed to store and protect the thermometer. The case protects the thermometer from dust and external agents that could damage the tip; extending its product life. The case is also ideal for traveling.
【High temperature alert with beeping notification】The CTA303 offers one-button operation, with a 3 digit LCD display and memory recall. After taking your temperature the thermometer will alert you with 30 short beeps in 10 seconds if your results are showing signs of a high temperature with a temperature ranging between 37.5°C - 43.0°C. If your measurement results are within the normal range you will hear 10 long beeps in 10 seconds.
【Fast and accurate readings with memory call】The CTA303 is fast, gentle, and easy to use. When you turn on the thermometer, it will automatically display the last recorded temperature data. It delivers precise temperature results in a span of 60 seconds for oral or rectal use as well as 120 sec for underarm use.
【Easy to clean - water resistant and fully washable】Certified with an IPX5 rating, the CTA303 is a water-resistant and fully washable device, making cleaning a fast, safe and easy process. Simply wash the tip of the thermometer with soapy water or wipe the tip with a soft cloth dipped in a diluted isopropyl alcohol solution. Remember that cleaning the thermometer before and after use is the key to the safety of your whole family.
【Antibacterial - maximum safety for you and your whole family】Fully compliant with the internationally recognized standard ISO22196, the main body of our thermometer includes special antibacterial agents offering maximum safety and protection. This makes it perfect for oral, underarm, and rectal use, whilst maintaining hygiene, reducing the risk of cross-contamination as well as protecting you and your loved ones from viruses and bacteria.
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Our ranking system
The TopChoice.co.uk Team selects top-of-the-line items from a wide selection and conducts rigorous evaluations on almost all the products available on the internet. We rank each product based on how well it matches our criteria. We can ensure that the product is well-tested with the help of our expertise, experts, and artificial intelligence technology. TopChoice.co.uk requires consistent care for the products we review, ensuring that our assessments are always accurate and up to date.
Features
Our team of experts analyzes key attributes, capabilities, significance, and many more depending on the type of product to determine its effectiveness.
Consumer Reviews
We ensure an evaluation of the ratings using references all over the internet for each product. With the help of our AI technology and professional review teams, we give weight to the worth of individual user experiences.
Popularity
Popularity is an important criterion in choosing a product. Several factors contribute to the popularity of the products on our site, including prestige, relevance, reputation, news, and more.
Value for money
TopChoice.co.uk compares product attributes to price, examines tech specs, ratings and reviews, and more.
When compared to other criteria, does the pricing seem reasonable? In order to provide genuine value for money, our team must answer that question with advanced calculations.
Value for money
TopChoice.co.uk compares product attributes to price, examines tech specs, ratings and reviews, and more.
When compared to other criteria, does the pricing seem reasonable? In order to provide genuine value for money, our team must answer that question with advanced calculations.
Advertising Disclosure
9.1 
9.8
1Braun31% Off
Clinically proven accuracy for reliable temperature readings.
