Yes — EV weight affects range and efficiency, but the impact depends on driving conditions and design.
How Weight Affects Efficiency
- City Driving: Heavier EVs use more energy in stop-and-go traffic, though regenerative braking helps recover some energy.
- Highway Driving: Weight matters less at steady speeds; aerodynamics and rolling resistance have a bigger impact.
- Hilly Roads: Climbing uses more energy in heavier vehicles, lowering range.
Battery Size Compensation
Larger EVs often have bigger batteries to offset lower efficiency, helping maintain competitive range.