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.

oral thermometer

Skip it

Prices mostly outside the sweet spot ($3.23–$9.23) — this niche doesn't clear our bar today.

Conversion

Incredible17.0%

search→purchase rate — share of searches ending in a sale

Returns

Incredible0.7%

return rate — above 5% kills the launch gate

Quality gap

Great4.3★

avg incumbent rating — lower means beatable quality

Review moat

Bad7,779.25

avg incumbent reviews — the moat a new listing must climb

Competition

Bad79%

top-5 click share — a locked-up shelf

Avg price

Bad£5.75

avg listing price — sweet spot $15–$100

Brand share

Bad94%

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

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

Top-5 brand share

94%

Top 20: 100%

Top-5 click share

79%

Top 20: 100%

Open market

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.

Open Trend

Top oral thermometer search terms

oral thermometer12K/yr -29.8%12.2% conv.
under arm thermometer baby6K/yr -20.0%18.9% conv.
rectal thermometer4K/yr +0.6%9.4% conv.
underarm baby thermometer4K/yr -10.6%20.4% conv.
oral thermometer for adults4K/yr -5.1%18.2% conv.
thermometer for adults oral3K/yr -16.9%20.4% conv.
underarm thermometer4K/yr -68.2%11.5% conv.
armpit thermometer baby3K/yr -8.5%18.0% conv.
mouth thermometer for adults2K/yr -18.9%19.2% conv.
underarm thermometer baby3K/yr -15.6%16.5% conv.

All 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.

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

Braun Age Precision Digital thermometer | Digital Stick Multi-Site Usage

Braun£9.084.5★11,920 rev

Berrcom Flexible Digital Thermometer for Adults Babies and Kids Oral and Underarm Medical Thermometer with Fever Alarm and C/F Switch

Berrcom£5.134.4★31,564 rev

Digital Thermometer Oral Thermometer Adults Kids Babies Accurate Fast Switchable Body Temperature Thermometer Green

femometer£5.144.4★6,048 rev

Berrcom Digital Thermometer for Adults and Babies Oral Underarm and Rectal Medical Thermometer for Fever Kids with Fever Alarm

Berrcom£4.714.4★31,564 rev

iProven Oral Thermometer Measures in 10 seconds with flexible tip

iProvèn£5.934.3★1,804 rev

Newest

by launch date

Berrcom Digital Thermometer for Adults and Babies Oral Underarm and Rectal Medical Thermometer for Fever Kids with Fever Alarm

Berrcom£4.7131,564 rev

6mo ago

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£3.4154 rev

6mo ago

Digital Thermometer Oral Thermometer Adults Kids Babies Accurate Fast Switchable Body Temperature Thermometer

EVRU£3.2336 rev

8mo ago

Berrcom Flexible Digital Thermometer for Adults Babies and Kids Oral and Underarm Medical Thermometer with Fever Alarm and C/F Switch

Berrcom£5.1331,564 rev

8mo ago

Digital Thermometer Oral Thermometer Adults Kids Babies Accurate Fast Switchable Body Temperature Thermometer Gray

femometer£5.196,048 rev

5y ago

What buyers say about oral thermometer

What buyers praise and complain about, mined from review topics.

What buyers love

Ease Of Use19%

“Easy to use”

Value For Money16%

“not expensive”

Quality-Overall14%

“Excellent product”

Advertised Vs Actual Product13%

“As described”

Temperature Control12%

“Good for quick temperature check”

Efficiency8%

“Effective”

Accuracy-Overall5%

“Accurate and easy to use”

Heating1%

“Good thermometer”

Compactness1%

“Light and compact”

Display-Overall1%

“Large, clear display that changes colour with the severity of the temperature, from green, to amber & then red”

What buyers complain about

Functionality-Overall18%

“Doesn't turn on”

Measurement/Reading Accuracy14%

“Inaccurate readings”

Temperature Control12%

“Can't measure temperature accurately might have been an issue with my specific thermometer”

Battery Life10%

“the battery is low”

Accuracy-Overall8%

“inaccurate”

Quality-Overall7%

“Rubbish”

Ease Of Use5%

“Not user friendly”

Value For Money3%

“is clearly not worth the money”

Durability3%

“However, its durability is questionable”

Instructions/User Manual/Troubleshooting2%

“Multi-language instruction leaflet is messy”

Top return reasons

Functionality-Overall27%

Measurement/Reading Accuracy21%

Temperature Control10%

Accuracy-Overall7%

Battery Life6%

Defective Material/Parts5%

Heating3%

Value For Money2%

Display-Overall2%

Ease Of Use2%

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.