Is body fat caliper profitable to sell on Amazon United States?

The niche generates $199K/yr across 11 tracked products. 0 of 3 products launched in the last 360 days are still selling. 90-day search growth is -8.1%. Flapen's verdict: Skip it (43/100).

How competitive is the body fat caliper niche?

8 brands and 19 sellers compete. The top 5 products take 84% of clicks and top 5 brands hold 94% of demand.

What do buyers complain about in body fat caliper?

Top complaints mined from reviews: Measurement/Reading Accuracy, Durability, Ease Of Use. The return rate is 2.5%.

When does demand for body fat caliper peak?

Demand is steady year-round — the busiest month runs 1.5× the quietest.

What does it cost to enter the body fat caliper niche?

Listings span $4.83–$27.46; the average listing price is $13.21 (sweet spot $15–$100). The average incumbent carries 4,032 reviews — the moat a new listing must climb.

body fat caliper

Skip it

A concentrated shelf (top 5 take 84% of clicks) — this niche doesn't clear our bar today.

Quality gap

Great4.0★

avg incumbent rating — lower means beatable quality

Conversion

Great8.6%

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

Returns

Good2.5%

return rate — above 5% kills the launch gate

Avg price

Good$13.21

avg listing price — sweet spot $15–$100

Price range

Good$4.83–$27.46

cheapest to priciest tracked listing — scored on the share inside $15–$100

Market size

Okay$199K

$199K/yr · 175K searches

Review moat

Bad4,032.18

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-8.1%

90-day search growth — must beat 0% to launch

Brand share

Bad94%

top-5 brand share — brand-locked demand

Competition

Bad84%

top-5 click share — a locked-up shelf

According to Flapen's Amazon United States niche tracking, body fat caliper is a $199K/yr Amazon United States market (175K searches/yr). The top 5 brands hold 94% of demand. Verdict: Skip it — 43/100.

Data updated Jul 14, 2026 · scored weekly · How we score niches

body fat caliper market data

Units sold / yr: 13K–15K; avg 750–1,000/product
Revenue / yr: $165K–$198K; units × avg price
Conversion rate: 8.6%
Avg BSR: #372
Page quality: 0%
Prime: 100%
Sponsored: 91%
Out of stock: 0.0%
Avg brand age: 65 months
Avg seller age: 191 days

Competition & brand share

The top 5 products capture 84% of clicks — a locked-up shelf that new listings rarely crack.

Brands

8 falling

Sellers

Top-5 brand share

94%

Top 20: 100%

Top-5 click share

84%

Top 20: 100%

Open market

TrimCal 400036%
Accu-Measure32%
MEDca14%
Qivorimith7%
BUBBLE-FLY6%
Bread2%
Open — no brand owns it (2 brands, 4%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -8.1% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.5×

Open Trend

Top body fat caliper search terms

body fat caliper68K/yr -8.0%8.6% conv.
skinfold calipers19K/yr -10.8%7.5% conv.
fat calipers body fat13K/yr -7.0%8.0% conv.
plicometro11K/yr +13.0%1.3% conv.
body fat calipers11K/yr +16.5%6.9% conv.
plicometro de grasa corporal7K/yr -1.0%2.4% conv.
fat caliper6K/yr -5.1%6.8% conv.
body fat caliper digital7K/yr -37.5%5.9% conv.
skin fold caliper body fat7K/yr -28.8%11.5% conv.
skinfold calipers body fat5K/yr -33.4%10.2% conv.

All search terms

Top body fat caliper 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 11 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Accu-Measure Fitness 3000 Body Fat Caliper

Accu-Measure$10.124.1★4,078 rev

Sequoia Trimcal 4000 Body Fat Caliper with Tape Measure - Precision (Dual-Sided Design) for Fitness Tracking - Color Black & Black

TrimCal 4000$19.874.3★165 rev

Sequoia Fitness TrimCal 4000 Body Fat Caliper (Black) [Health and Beauty] with Fat% Chart

TrimCal 4000$15.944.3★2,966 rev

MEDca Body Fat Caliper and Measuring Tape for Body - Skinfold Calipers and Body Fat Tape Measure Tool for Accurately Measuring BMI Skin Fold Fitness and Weight-Loss (Black)

MEDca$8.774.0★6,284 rev

Professional High-Accuracy Body Fat Caliper with Dual Metric/Imperial Scale Dual Scale Skinfold Measure for Men & Women - Easy Portable Fat Percentage Tester Home/Gym Use (Black)

BUBBLE-FLY$4.834.1★25 rev

Newest

by launch date

Body Fat Caliper for Accurately Measuring BMI Skin Fold Fitness and Weight Loss(Black)

Qivorimith$9.523 rev

6mo ago

Body Fat Caliper Skinfold Caliper Body Fat Measurement Device

Bread$9.9924 rev

7mo ago

Professional High-Accuracy Body Fat Caliper with Dual Metric/Imperial Scale Dual Scale Skinfold Measure for Men & Women - Easy Portable Fat Percentage Tester Home/Gym Use (Black)

BUBBLE-FLY$4.8325 rev

8mo ago

Body Fat Caliper and Body Measure Tape 60inch for Accurately Measuring BMI Skin Fold Fitness and Weight-Loss(Black)

Qivorimith$7.2245 rev

1y ago

Sequoia Trimcal 4000 Body Fat Caliper with Tape Measure - Precision (Dual-Sided Design) for Fitness Tracking - Color Black & Black

TrimCal 4000$19.87165 rev

1y ago

What buyers say about body fat caliper

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

What buyers love

Ease Of Use26%

“easy to read”

Quality-Overall12%

“The numbers were clean”

Value For Money10%

“Worth it”

Measurement/Reading Accuracy9%

“Its simple, accurate, and really helps keep me accountable”

Advertised Vs Actual Product6%

“As advertised”

Design-Overall2%

“Simple, easy design”

Size-Overall2%

“Perfect size”

Strength2%

“sturdy”

Efficiency2%

“Works great”

Compatibility-Overall1%

“As advertised, simple to use, pairs with phone”

What buyers complain about

Measurement/Reading Accuracy21%

“These calipers do not measure accurately”

Durability11%

“Won't last”

Ease Of Use10%

“difficult to navigate”

Battery Life7%

“Battery dies after every use”

Functionality-Overall7%

“Doesnt work as the description says”

Quality-Overall7%

“Lacks Quality Control”

Accuracy-Overall3%

“I don't know how accurate this is”

Battery Inclusion3%

“Didn't come with battery”

Value For Money2%

“I think this was expensive for what it is”

Strength2%

“Very flimsy product”

Top return reasons

Measurement/Reading Accuracy26%

Functionality-Overall15%

Battery Inclusion9%

Ease Of Use7%

Defective Material/Parts6%

Value For Money6%

Size-Overall5%

Advertised Vs Actual Product4%

Quality-Overall4%