Aprilia RS 457 vs KTM 390 Adventure

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.

Pollution level compliance of the engine.

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.

Highest power a bike/scooter can produce.

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.

Distance from the ground to the seat.

A USB slot to charge devices like phones.

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

The method to start the bike (e.g., electric start, kick start, or both).

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

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

Displays current fuel consumption per kilometer.

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

Projector headlights focus on the road, improving visibility, reducing glare for others, and offering a sharper, more efficient beam.

Total energy the battery can store.

Warranty period for the battery.

The design of the seat that affects comfort and seating position.

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

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