The Front Desk Review

Yamaha · Updated August 2026

Yamaha Seascooter RDS300: price & specs

Yamaha Seascooter RDS300. Every price and spec below is linked to its source and dated — no guesses.

Source: divers-supply.com verified ✓ corroborated verify in ledger

BronzeDeskmark22/100#13 of 13 in class

The Yamaha Seascooter RDS300 is listed at $695 on divers-supply.com as of 2026-08-01, #8 cheapest of 13 sea scooters (median $689); other retailers may be lower. It earns a Bronze Deskmark — 22/100 pay-blind standing, #13 of 13 in class.

Verified Aug 1, 2026 · figures linked to their source in the table below

Cheapest sea scooters: Asiwo Mako (Electric Kickboard) — $299

See Yamaha Seascooter RDS300 on Amazon Live price at the store — may differ from the dated listed price above. As an Amazon Associate we earn from qualifying purchases.
Yamaha Seascooter RDS300 — Yamaha
Image: tradeinn.com (© Yamaha)

Is the Yamaha Seascooter RDS300 a good buy?

At $695, the Yamaha Seascooter RDS300 is #8 cheapest of the 13 sea scooters we track, where the median is $689. On the spec sheet, its max speed kmh of 4.8 is below the median of the 13, its runtime min of 90 is above the median of the 13, and its max depth of 30 m is below the median of the 12.

Specifications

Price (US)$695 US price at Divers Supply; West Marine has listed the RDS300 at $899.99.
BrandYamaha
Released—
Max speed kmh4.8
Runtime min90
Max depth (m)30
Thrust kgf—
Battery (Wh)144
Weight (kg)8.2
Charge time h7
Speed settings2
BuoyancyRemovable/adjustable buoyancy chamber

Source: divers-supply.com (verified 2026-08-01) · corroborated by tradeinn.com. Divers Supply (fetched 2026-08-01): 3 mph/4.8 km/h top speed, 100 ft/30 m depth, 18 lb/8.2 kg including battery, up to 1.5 h (90 min) runtime, sealed lead-acid battery, $695. Corroborated on tradeinn.com/diveinn (fetched 2026-08-01): identical speed/depth/runtime/weight figures. Battery capacity (12 V, 12 Ah = 144 Wh) and 6-8 h recharge time from Yamaha OEM replacement-battery listings (B&H, yamahaseascooters.com battery page, Raion Group) — used the 7 h midpoint of the stated 6-8 h range. US model has 2-level rotational speed control; the EU version of the RDS300 ships with single-speed control only. yamahaseascooters.com returned HTTP 429 to direct fetch.

Is the Yamaha Seascooter RDS300 worth it vs cheaper sea scooters?

Yamaha Seascooter RDS300 against its closest cheaper and pricier sea scooters on the specs that matter — every value sourced. See all 13 ranked

ProductPriceMax speed kmhRuntime minMax depth (m)Battery (Wh)Weight (kg)
Yamaha Seascooter RDS300 this$6954.890301448.2
Geneinno S1 Pro$6896.44550—3.7
Lefeet S1 Pro$7996.57040982.5

Frequently asked questions

How much does the Yamaha Seascooter RDS300 cost?

The Yamaha Seascooter RDS300 has a US price of $695 (US price at Divers Supply; West Marine has listed the RDS300 at $899.99.), as of 2026-08-01.

How does the Yamaha Seascooter RDS300 compare on price?

At $695, the Yamaha Seascooter RDS300 is #8 cheapest of the 13 sea scooters we track, where the median is $689.

What are the Yamaha Seascooter RDS300's key specs?

Yamaha Seascooter RDS300 (Yamaha): max speed kmh 4.8, runtime min 90, max depth m 30, battery wh 144, weight kg 8.2. Full sourced spec sheet verified 2026-08-01.

Price of record: $695 at divers-supply.com, 2026-08-01. Other retailers may be lower — check the current price:

See Yamaha Seascooter RDS300 on Amazon As an Amazon Associate we earn from qualifying purchases.

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