Which is better for converting a trike I already own?

The 500W kit. It is sold as parts to fit your existing trike, and it costs $122.00 at Amazon as of November 7, 2026.

The 650W kit. It is rated to 0-28 km/h, and the 500W kit lists no top speed.

Which has the longer range?

The 650W kit, rated 40-50 km per charge on 48V20A or 60V20A lead-acid batteries. The 500W kit gives no range figure.

Is the 650W kit worth the extra $2.00?

Yes, if you want a complete rideable scooter. At $124.00 at Amazon as of November 7, 2026 it includes a frame, seat and disc brake the kit does not.

Which carries more weight?

The 500W kit states a 440.92 lbs load capacity. The 650W kit gives no load rating, so check the frame before loading it.

500W Brushless Tricycle Conversion Kit vs 3-Wheel Electric Mobility Scooter Conversion Kit

Buy the 500W kit if you already own a manual tricycle and want the cheapest way to add power. Buy the 650W kit if you want a complete, rideable three-wheeler with a seat, brakes and storage. The two are close on price: $122.00 at Amazon as of November 7, 2026 for the 500W kit versus $124.00 at Amazon as of November 7, 2026 for the 650W kit.

Today the 500W Brushless Tricycle Conversion Kit costs $2.00 less at its best price.

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