Aprilia RS 457 vs KTM 390 Duke

Highest power the engine/motor can produce.

The highest twisting force the engine generates, which affects acceleration and pulling power.

Compression ratio is how much the engine squeezes air-fuel before ignition. Higher ratios mean more power; lower ratios improve durability.

Method used to prevent engine overheating.

Design and working of the two-wheeler's engine.

Engine cylinder capacity measured in cc.

Bore is the diameter of a bike’s engine cylinder. A larger bore allows more fuel-air mix, increasing power and speed.

System for fast, controlled acceleration.

Highest power a bike/scooter can produce.

A feature that allows gear shifting without clutch.

The maximum distance an electric two-wheeler can travel on a full charge.

Stroke is the piston’s movement inside the engine cylinder. Longer strokes give more torque, shorter strokes give more speed and higher RPM.

Number of valves in each engine cylinder.

The distance from the center of the front wheel to the center of the rear wheel, affecting stability, handling, and riding comfort.

(Anti-locking Braking System) Prevents wheel locking during hard braking, improving control and safety.

The overall design and shape of the bike (e.g., cruiser, sports, scooter).

The main structure holding the bike together.

Bike’s weight without fuel and fluids.

Distance between the bike’s lowest part and the ground.

Bike’s weight with fuel and fluids.

Distance from the ground to the seat.

A port to charge devices or the two-wheeler's battery.

A feature to connect your phone to the two-wheeler's system.

Different settings (e.g., Sport, Eco, Rain) that adjust performance and power delivery.

A system that prevents wheel slip by adjusting power during acceleration on slippery surfaces.

A screen that shows important riding information like speed, fuel, and trip details.

The main dashboard displaying speed, fuel, engine stats, and warnings.

Estimates how far you can ride before the fuel runs out.

A device that connects and disconnects the engine from the wheels for smooth gear shifts.

Total energy the battery can store.

Warranty period for the battery.

Alerts if someone tries to steal or tamper with the bike.

A companion app to monitor bike stats, location, and settings.

A feature in which rider can set a steady speed without using the throttle.