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Wave-Making Resistance: Why Speed Drains an Electric Boat

Wave-Making Resistance: Why Speed Drains an Electric Boat

Sep 28, 2026 | Boats, Electric Vehicles

A Candela C-8 electric hydrofoil carries a 69 kWh battery and covers 57 nautical miles at 20 knots. A conventional electric boat with a 110 kWh pack — 60% more battery — manages 20 to 30. The bigger battery loses. The reason is not the cells or the motor. It is a wave...