| Engine Type | Result | Range | Factor Used |
|---|
Whether you are looking at a lawnmower, a motorcycle, or a car, understanding how engine size (CC) relates to power output (HP) is crucial. While there is no perfect "one-size-fits-all" conversion, our guide provides the most accurate estimation models used by automotive experts.
Cubic Centimeters (CC) measure the volume or size of the engine (displacement). Horsepower (HP) measures the work or power the engine produces.
The reason a 1000cc motorcycle can have 200 HP while a 1000cc economy car might only have 70 HP is due to efficiency, RPM, and tuning.
Most basic calculators use a "rule of thumb" (CC/15). For better accuracy, use the formula that matches your engine type:
Lawnmowers, Snowblowers
Formula: HP = CC / 30 to 32
Passenger Cars & Commuter Bikes
Formula: HP = CC / 15 to 17
Sportbikes & Racing Engines
Formula: HP = CC / 5 to 7
| Engine Type | Displacement (CC) | Estimated HP Range | Common Examples |
|---|---|---|---|
| Small Utility | 50cc - 200cc | 2 - 6 HP | Lawnmowers, Weed Whackers |
| Scooters/Small Bikes | 125cc - 250cc | 8 - 25 HP | Honda Grom, Yamaha Zuma |
| Compact Cars | 1000cc - 1600cc | 70 - 130 HP | Ford Fiesta, Honda Fit |
| Sport Motorcycles | 600cc - 1000cc | 100 - 200 HP | Kawasaki Ninja, Yamaha R1 |
| Performance Cars | 2000cc (Turbo) | 250 - 350 HP | VW Golf R, Subaru STI |
If your vehicle doesn't fit these numbers, it’s likely due to one of these factors:
Can I increase my HP without increasing my CC?
Yes. Through "tuning," you can improve air intake, upgrade exhaust systems, or remap the engine's ECU.
Why does my 2000cc Diesel have less HP than a 2000cc Gasoline engine?
Diesels are designed for Torque (pulling power) and lower RPMs, resulting in lower HP but higher towing capacity.