Is underwater scooter profitable to sell on Amazon United States?

The niche generates $1.8M/yr across 21 tracked products. 4 of 4 products launched in the last 360 days are still selling. 90-day search growth is +130.6%. Flapen's verdict: Worth a look (53/100).

How competitive is the underwater scooter niche?

8 brands and 34 sellers compete. The top 5 products take 53% of clicks and top 5 brands hold 94% of demand.

What do buyers complain about in underwater scooter?

Top complaints mined from reviews: Durability, Charging, Battery Life. The return rate is 6.7% — above our launch gate.

When does demand for underwater scooter peak?

Demand peaks in Jun–Jul–Aug; the busiest month runs 5.3× the quietest.

What does it cost to enter the underwater scooter niche?

Listings span $88.42–$2952.72; the average listing price is $518.93 (sweet spot $15–$100). The average incumbent carries 114 reviews — the moat a new listing must climb.

underwater scooter

Worth a look

Shows demand growing +130.6% this quarter, but pricing outside the sweet spot ($518.93 avg) keeps it on the watch list.

Growth

Incredible+130.6%

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

Review moat

Great113.71

avg incumbent reviews — the moat a new listing must climb

Market size

Great$1.8M

$1.8M/yr · 733K searches

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Competition

Good53%

top-5 click share — leaders hold, buyers still browse

Returns

Bad6.7%

return rate — above 5% kills the launch gate

Brand share

Bad94%

top-5 brand share — brand-locked demand

Conversion

Bad0.5%

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

Avg price

Bad$518.93

avg listing price — sweet spot $15–$100

Price range

Bad$88.42–$2952.72

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

According to Flapen's Amazon United States niche tracking, underwater scooter is a $1.8M/yr Amazon United States market (733K searches/yr). The top 5 brands hold 94% of demand. Demand peaks in Jun–Jul–Aug. Verdict: Worth a look — 53/100.

Data updated Jul 26, 2026 · scored weekly · How we score niches

underwater scooter market data

Units sold / yr: 3K–4K; avg 100–250/product
Revenue / yr: $1.6M–$2.1M; units × avg price
Conversion rate: 0.5%
Avg BSR: #39
Page quality: 0%
Prime: 86%
Sponsored: 90%
Out of stock: 6.3%
Avg brand age: 36 months
Avg seller age: 179 days

Competition & brand share

The top 5 products take 53% of clicks — established leaders, but buyers still shop beyond them.

Brands

8 falling

Sellers

Top-5 brand share

94%

Top 20: 100%

Top-5 click share

53%

Top 20: 98%

Open market

Waydoo43%
sublue28%
Nautica12%
HAGUL7%
KJLYLPP3%
Action Wheels3%
Open — no brand owns it (2 brands, 4%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +130.6% search growth over the last 90 days.

Peak months: Jun, Jul, Aug · busiest ÷ quietest = 5.3×

Open Trend

Top underwater scooter search terms

underwater scooter256K/yr +103.7%0.3% conv.
water scooter112K/yr +131.7%0.3% conv.
subnado43K/yr +296.0%0.4% conv.
sea scooter56K/yr +153.5%0.3% conv.
water scooter for adults25K/yr +172.5%0.2% conv.
pool scooter16K/yr +213.4%0.5% conv.
sublue underwater scooter20K/yr +200.5%0.9% conv.
underwater jet17K/yr +336.0%0.1% conv.
subnado underwater scooter20K/yr +83.2%1.0% conv.
under water jet pack11K/yr +576.6%0.1% conv.

All search terms

Top underwater scooter 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 21 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Waydoo Subnado Underwater Scooter Thumb Controlling Sea Scooter for SUP Paddle Board Suitable for Pool Diving and Snorkeling Compact and Portable Water Scooter for Adults and Kids

Waydoo$403.834.0★597 rev

Nautica Guppy Underwater Seascooter for Kids Pool and Snorkeling Play

Nautica$88.423.2★73 rev

Sublue Mix Underwater Scooter with Action Camera Mount 30 Minutes 40M Waterproof Dual Motors Water Sports Swimming Pool Diving Snorkeling Water Scooter for Kids Adults (Arctic White)

sublue$398.104.6★104 rev

Waydoo Subnado Underwater Scooter Lite Water Sports Diving Scooter with Removable Handle Compact and Portable Water Scooter for Adults&Kids Scuba Diving Snorkeling Sea Scooter Multiple Uses Blue

Waydoo$369.324.0★98 rev

Sublue Mix Underwater Scooter with Action Camera Mount 30 Minutes 40M Waterproof Dual Motors Water Sports Swimming Pool Diving Snorkeling Water Scooter for Adults (Space Blue)

sublue$400.384.6★104 rev

Newest

by launch date

sublue Mix Underwater Scooter with Action Camera Mount 2 Gear Speed 45 Minutes 22lbf 131ft Waterproof Dual Motors Water Sports Pool Diving Snorkeling for Adults (Mix AquaBlue-2026)

sublue$406.76104 rev

6mo ago

sublue Mix Underwater Scooter with Action Camera Mount 2 Gear Speed 45 Minutes 22lbf 131ft Waterproof Dual Motors Water Sports Pool Diving Snorkeling for Adults (Mix ArcticWhite-2026)

sublue$408.99104 rev

6mo ago

Hagul S1 Underwater Scooter for Family Fun Time Long Battery Life Sea Scooter for Swimming & Snorkeling 2 Speed Modes Pool Scooter for Playing in The Pool & Water Park (Blue)

HAGUL$276.3843 rev

12mo ago

Hagul S1 Underwater Scooter for Family Fun Time Long Battery Life Sea Scooter for Swimming & Snorkeling 2 Speed Modes Pool Scooter for Playing in The Pool & Water Park (Yellow)

HAGUL$275.8243 rev

12mo ago

Waydoo Subnado Plus Underwater Scooter 800W Motor Output and 144W Battery 60 Minutes Max Runtime Lightweight and Portable Sea Scooter with Bi-Directional Fast Charging for Snorkeling and Diving

Waydoo$724.5017 rev

1y ago

What buyers say about underwater scooter

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

What buyers love

Fun/Entertainment Experience22%

“super fun”

Battery Life10%

“the battery life is good”

Ease Of Use8%

“Easy to work”

Quality-Overall6%

“Decent scooter”

Advertised Vs Actual Product6%

“Works as advertised”

Value For Money5%

“Affordable power”

Water Resistance4%

“Its built well, feels sturdy, and the battery life has been solid for a full afternoon of swimming”

Portability4%

“Cute and travel friendly”

Strength4%

“It delivers strong”

Durability3%

“Very durable”

What buyers complain about

Durability17%

“WILL BREAK”

Charging11%

“Will not charge”

Battery Life11%

“battery doesnt last as long”

Functionality-Overall6%

“bars did not show”

Quality-Overall5%

“Trash”

Strength4%

“Not powerful enough to submerge with passinger”

Value For Money4%

“Its a little pricey”

Rusts/Corrodes3%

“Battery port corroded”

Product Condition2%

“Only to find it is used”

Touch/Button Controls2%

“Its very cool at first, until the button stops working and becomes useless”

Top return reasons

Functionality-Overall23%

Charging10%

Battery Life9%

Value For Money8%

Size-Overall6%

Defective Material/Parts6%

Weight Heavy5%

Advertised Vs Actual Product5%

Product Condition4%