A Review of the Yamaha RDS300 Seascooter

Review Summary: The Yamaha RDS300 is a lightweight yet powerful underwater scooter that benefits greatly from its intricate manufacturing and attention to detail. Best for serious divers.

The Yamaha RDS300 Seascooter

Powerful Performance: With a cruising speed of up to 3.0 mph (4.8 km/h), the RDS300 allows you to navigate underwater environments with agility and speed.

Adjustable Speed Control: The 2-level rotational speed control system lets you customize your speed to suit your preferences and diving conditions.

Waterproof Construction: The RDS300 is built to withstand the rigors of underwater exploration, with a waterproof design that prevents accidental flooding and impact-resistant heavy-duty rubber hull protection.

Superior Safety Features: Equipped with auto shut-off functionality, thermal switch function, and a water leakage sensor, the RDS300 prioritizes safety during your dives.

Removable Buoyancy Control Chamber: This feature allows for precise control over buoyancy, ensuring optimal performance in different water conditions. Note that buoyancy may vary in fresh water compared to salt water.

Sealed Lead Acid Battery: The RDS300 is powered by a sealed lead acid battery, providing a runtime of up to 1.5 hours with normal use. Occasional battery maintenance is required to ensure optimal performance.

Camera Integration: Capture your underwater adventures with ease using the built-in mount for sport cameras. Whether you prefer a GoPro or another brand, the RDS300 seamlessly integrates with your camera of choice (camera sold separately).


Product size: 24” x 15.2” x 12.3” / 612 x 385 x 312 (mm)

Weight: 18 lbs. / 8.2 kg (including battery)

Battery type: Sealed lead acid (included)

Camera integration: Built-in mount (camera sold separately)


In terms of performance, the Yamaha RDS300 Seascooter delivers impressive results. Its powerful motor and adjustable speed settings allow for smooth navigation through the water, while the safety features provide added peace of mind during your dives. With a depth rating of 100ft (30m), you can explore a variety of underwater environments with confidence.

Customer Feedback

Customer feedback regarding the sonar fathometer feature has been overwhelmingly positive, with many expressing their delight in the added fun and functionality it brings to their underwater excursions. Parents particularly appreciate its entertainment value for children, while snorkelers find it to be a valuable tool for exploring beneath the surface. Moreover, customers are generally satisfied with the device’s ability to accurately measure depth and its maneuverability underwater.

However, opinions diverge when it comes to several aspects of the product. While some customers praise its performance, others have raised concerns about inconsistencies or limitations they’ve experienced. Similarly, the battery life has been a point of contention, with some finding it adequate for their needs and others wishing for longer-lasting power.

Quality is another area where opinions vary. While many customers find the product well-made and durable, there have been isolated reports of issues with construction or components. Additionally, while some users appreciate the scooter’s speed, others feel it could be faster for their liking.

Finally, the question of value has prompted mixed responses. Some customers feel that the features and capabilities offered by the product justify its price, while others believe it falls short in comparison to competitors or does not meet their expectations for the cost.

Overall, while the sonar fathometer feature has garnered widespread praise and the product has received positive feedback for its suitability for children, snorkeling, depth measurement, and maneuverability, there is a range of opinions on its performance, battery life, quality, speed, and value. As with any product, individual preferences and experiences may vary, so potential buyers may want to consider these factors carefully before making a purchase decision.

Our Conclusion

Overall, the Yamaha RDS300 Seascooter is a reliable and feature-rich option for underwater exploration. Its lightweight design, powerful performance, and advanced safety features make it an excellent choice for both beginner and experienced divers alike. Whether you’re exploring coral reefs, gliding through underwater caves, or capturing breathtaking videos of your underwater adventures, the RDS300 is sure to impress.

If you’re ready to maximize your underwater dive experience, the Yamaha RDS300 Seascooter is the perfect companion for your next aquatic adventure.