Aprilia SR 125 vs Vespa SXL 150

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.

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.

Maximum weight a two-wheeler can handle.

Highest power a bike/scooter can produce.

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.

A tyre without an inner tube, reducing puncture risks and maintaining air longer.

The system that starts the engine, usually via a key, button, or smart start.

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

A tyre with strong sidewalls and better grip, durability, and heat resistance.

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

How power is sent to the wheels (e.g., chain, belt, shaft).

The main structure holding the bike together.

Extra space for carrying items.

Bike’s weight with fuel and fluids.

Distance from the ground to the seat.

Distance from the ground to the seat.

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

A USB slot to charge devices like phones.

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

A button to instantly turn off the engine for safety and convenience.

A switch to flash the high beam, signaling other vehicles while overtaking.

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

Indicates the current fuel level in the tank.

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

Displays the current speed of the bike in km/h or mph.

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

Alerts when engine oil is low, preventing damage and ensuring smooth performance.

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

Flashing lights on a two-wheeler that indicate the rider's turning or lane-changing direction.

Energy-efficient, bright rear light.

Total energy the battery can store.

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

A feature that provides turn-by-turn directions on the two-wheeler display or connected device.

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

Notifies you of incoming calls or messages on the bike’s screen.

A hook to hang bags or small items while riding.