---
title: "Oral Thermometer — £44K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/health-personal-care/oral-thermometer"
last_updated: "2026-07-31T13:26:57.312Z"
locale: en
meta:
description: "Niche score 37/100 · £44K/yr market · 46K searches/yr · £5.75 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 37/100 · £44K/yr market · 46K searches/yr · £5.75 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Oral Thermometer — £44K/yr Amazon UK Niche (2026) - Flapen"
---
# **oral thermometer**
**Skip it**
Prices mostly outside the sweet spot ($3.23–$9.23) — this niche doesn't clear our bar today.
Market size 11Growth 12Conversion 98Competition 18Returns 96Price range 0Avg price 16Brand share 15Review moat 23Quality gap 76
**Conversion**
**Incredible****17.0%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Incredible****0.7%**
return rate — above 5% kills the launch gate
**Quality gap**
**Great****4.3★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Bad****7,779.25**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Bad****79%**
top-5 click share — a locked-up shelf
**Avg price**
**Bad****£5.75**
avg listing price — sweet spot $15–$100
**Brand share**
**Bad****94%**
top-5 brand share — brand-locked demand
**Growth**
**Bad****-25.8%**
90-day search growth — must beat 0% to launch
**Market size**
**Bad****£44K**
£44K/yr · 46K searches
**Price range**
**Bad****£3.23–£9.23**
cheapest to priciest tracked listing — scored on the share inside $15–$100
According to Flapen's Amazon United Kingdom niche tracking, oral thermometer is a £44K/yr Amazon United Kingdom market (46K searches/yr). The top 5 brands hold 94% of demand. Verdict: Skip it — 37/100.
Data updated Jul 24, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **oral thermometer market data**
- **Units sold / yr**
- **6K–8K**
- avg 500–750/product
- **Revenue / yr**
- **£35K–£46K**
- units × avg price
- **Conversion rate**
- **17.0%**
- **Avg BSR**
- **#7**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **83%**
- **Out of stock**
- **17.9%**
- **Avg brand age**
- **61 months**
- **Avg seller age**
- **174 days**
## **Competition & brand share**
The top 5 products capture 79% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**8 **▲rising
**Sellers**
**26**
**Top-5 brand share**
**94%**
Top 20: 100%
**Top-5 click share**
**79%**
Top 20: 100%
**Open market**
**4%**
- Braun32% - Berrcom29% - femometer22% - iProvèn6% - Tommee Tippee5% - LIFE2% - Open — no brand owns it (2 brands, 4%)
## **Demand**
Weekly Amazon search volume, last 29 weeks — -25.8% search growth over the last 90 days.
1K600Jan '26Feb '26Mar '26Mar '26Apr '26May '26Jun '26
[**Open Trend **](https://flapen.com/research/uk/health-personal-care/oral-thermometer/trend)
## **Top oral thermometer search terms**
- **oral thermometer**12K/yr-29.8%12.2% conv. - **under arm thermometer baby**6K/yr-20.0%18.9% conv. - **rectal thermometer**4K/yr+0.6%9.4% conv. - **underarm baby thermometer**4K/yr-10.6%20.4% conv. - **oral thermometer for adults**4K/yr-5.1%18.2% conv. - **thermometer for adults oral**3K/yr-16.9%20.4% conv. - **underarm thermometer**4K/yr-68.2%11.5% conv. - **armpit thermometer baby**3K/yr-8.5%18.0% conv. - **mouth thermometer for adults**2K/yr-18.9%19.2% conv. - **underarm thermometer baby**3K/yr-15.6%16.5% conv. [**All search terms **](https://flapen.com/research/uk/health-personal-care/oral-thermometer/search-terms)
## **Top oral thermometer products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%10%£4K20%£9K30%£13K40%£18K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 12 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Braun Age Precision Digital thermometer | Digital Stick Multi-Site Usage**Braun**£9.08**4.5★11,920 rev](https://www.amazon.co.uk/dp/B00M35Y326) [2**Berrcom Flexible Digital Thermometer for Adults Babies and Kids Oral and Underarm Medical Thermometer with Fever Alarm and C/F Switch**Berrcom**£5.13**4.4★31,564 rev](https://www.amazon.co.uk/dp/B0G1X8JJW7) [3**Digital Thermometer Oral Thermometer Adults Kids Babies Accurate Fast Switchable Body Temperature Thermometer Green**femometer**£5.14**4.4★6,048 rev](https://www.amazon.co.uk/dp/B085C7TCTC) [4**Berrcom Digital Thermometer for Adults and Babies Oral Underarm and Rectal Medical Thermometer for Fever Kids with Fever Alarm**Berrcom**£4.71**4.4★31,564 rev](https://www.amazon.co.uk/dp/B0GJ3R5JWN) [5**iProven Oral Thermometer Measures in 10 seconds with flexible tip**iProvèn**£5.93**4.3★1,804 rev](https://www.amazon.co.uk/dp/B08L5Z8GPL)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Berrcom Digital Thermometer for Adults and Babies Oral Underarm and Rectal Medical Thermometer for Fever Kids with Fever Alarm**Berrcom**£4.71**31,564 rev6mo ago](https://www.amazon.co.uk/dp/B0GJ3R5JWN) [**Boulton Digital Thermometer for Adults & Kids - Oral Thermometer Adults Kids Babies with Fast Accurate Readings - Switchable Body Temperature Thermometers Underarm and Rectal Fever Checker**BOULTON UK**£3.41**54 rev6mo ago](https://www.amazon.co.uk/dp/B0GDVTX27S) [**Digital Thermometer Oral Thermometer Adults Kids Babies Accurate Fast Switchable Body Temperature Thermometer**EVRU**£3.23**36 rev8mo ago](https://www.amazon.co.uk/dp/B0G3J3WR2Q) [**Berrcom Flexible Digital Thermometer for Adults Babies and Kids Oral and Underarm Medical Thermometer with Fever Alarm and C/F Switch**Berrcom**£5.13**31,564 rev8mo ago](https://www.amazon.co.uk/dp/B0G1X8JJW7) [**Digital Thermometer Oral Thermometer Adults Kids Babies Accurate Fast Switchable Body Temperature Thermometer Gray**femometer**£5.19**6,048 rev5y ago](https://www.amazon.co.uk/dp/B08B395NHL)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Berrcom Digital Thermometer for Adults and Babies Oral Underarm and Rectal Medical Thermometer for Fever Kids with Fever Alarm**Berrcom**£4.71**4.4★**▲ 199%**](https://www.amazon.co.uk/dp/B0GJ3R5JWN) [**Berrcom Flexible Digital Thermometer for Adults Babies and Kids Oral and Underarm Medical Thermometer with Fever Alarm and C/F Switch**Berrcom**£5.13**4.4★**▲ 87%**](https://www.amazon.co.uk/dp/B0G1X8JJW7) [**Digital Thermometer Oral Thermometer Adults Kids Babies Accurate Fast Switchable Body Temperature Thermometer Gray**femometer**£5.19**4.4★**▲ 75%**](https://www.amazon.co.uk/dp/B08B395NHL) [**Boulton Digital Thermometer for Adults & Kids - Oral Thermometer Adults Kids Babies with Fast Accurate Readings - Switchable Body Temperature Thermometers Underarm and Rectal Fever Checker**BOULTON UK**£3.41**4.1★**▲ 56%**](https://www.amazon.co.uk/dp/B0GDVTX27S) [**Digital Thermometer Oral Thermometer Adults Kids Babies Accurate Fast Switchable Body Temperature Thermometer**EVRU**£3.23**3.6★**▲ 40%**](https://www.amazon.co.uk/dp/B0G3J3WR2Q)
**~~View all trending →~~**
## **What buyers say about oral thermometer**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Ease Of Use**19%
*“Easy to use”*
**Value For Money**16%
*“not expensive”*
**Quality-Overall**14%
*“Excellent product”*
**Advertised Vs Actual Product**13%
*“As described”*
**Temperature Control**12%
*“Good for quick temperature check”*
**Efficiency**8%
*“Effective”*
**Accuracy-Overall**5%
*“Accurate and easy to use”*
**Heating**1%
*“Good thermometer”*
**Compactness**1%
*“Light and compact”*
**Display-Overall**1%
*“Large, clear display that changes colour with the severity of the temperature, from green, to amber & then red”*
### **What buyers complain about **
**Functionality-Overall**18%
*“Doesn't turn on”*
**Measurement/Reading Accuracy**14%
*“Inaccurate readings”*
**Temperature Control**12%
*“Can't measure temperature accurately might have been an issue with my specific thermometer”*
**Battery Life**10%
*“the battery is low”*
**Accuracy-Overall**8%
*“inaccurate”*
**Quality-Overall**7%
*“Rubbish”*
**Ease Of Use**5%
*“Not user friendly”*
**Value For Money**3%
*“is clearly not worth the money”*
**Durability**3%
*“However, its durability is questionable”*
**Instructions/User Manual/Troubleshooting**2%
*“Multi-language instruction leaflet is messy”*
### **Top return reasons **
**Functionality-Overall**27%
**Measurement/Reading Accuracy**21%
**Temperature Control**10%
**Accuracy-Overall**7%
**Battery Life**6%
**Defective Material/Parts**5%
**Heating**3%
**Value For Money**2%
**Display-Overall**2%
**Ease Of Use**2%
## **Common questions**
- **Is oral thermometer profitable to sell on Amazon United Kingdom?**
- The niche generates £44K/yr across 12 tracked products. 1 of 4 products launched in the last 360 days are still selling. 90-day search growth is -25.8%. Flapen's verdict: Skip it (37/100).
- **How competitive is the oral thermometer niche?**
- 8 brands and 26 sellers compete. The top 5 products take 79% of clicks and top 5 brands hold 94% of demand.
- **What do buyers complain about in oral thermometer?**
- Top complaints mined from reviews: Functionality-Overall, Measurement/Reading Accuracy, Temperature Control. The return rate is 0.7%.
- **What does it cost to enter the oral thermometer niche?**
- Listings span £3.23–£9.23; the average listing price is £5.75 (sweet spot $15–$100). The average incumbent carries 7,779 reviews — the moat a new listing must climb.
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