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Electric Motor vs Combustion Engine: The Honest Comparison

E EV Hub Team · Aug 6, 2026 · Updated Aug 29, 2026 · 1 min read · 41 views
Electric Motor vs Combustion Engine: The Honest Comparison

Torque curves, efficiency, maintenance and longevity - a clear-eyed look at how electric motors really compare to combustion engines.

Let's settle the electric vs combustion debate with facts, not marketing.

Efficiency

A combustion engine wastes about 70-80% of its fuel's energy as heat. An electric motor converts 85-95% of battery energy into motion. There is simply no contest.

Torque and power delivery

Electric motors deliver 100% torque from zero rpm. That is why EVs feel quick off the line. Combustion engines need to spin up to build power.

Maintenance

An electric motor has one moving part. No oil changes, no timing belts, no spark plugs. Brake pads last far longer thanks to regenerative braking.

Longevity

Electric motors routinely outlast engines - 500,000+ miles is common. The battery is the component to watch, not the motor.

The honest downsides

  • Range and refueling: fuel is everywhere; fast chargers are still growing
  • Highway efficiency: EVs lose proportionally more range at high speed
  • Initial price: batteries are still the expensive part

The verdict

For almost every use case, the electric motor is objectively superior: simpler, more efficient, more reliable and cheaper to run. The remaining advantages of combustion are fuel availability and upfront price - and both are shrinking fast.

Try it: EV vs Gas savings

5,000 km 40,000 km

EV / 100 km

Gas / 100 km

Save / year

Costs exclude maintenance, insurance and depreciation. For the full picture, see the TCO calculator.

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EV Hub Team

Independent EV enthusiast writing honest research, buying guides and troubleshooting for electric cars, scooters, e-bikes and motorcycles.

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