Keeway SR 125 vs Yamaha FZ-S FI

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.

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.

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.

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

The main structure holding the bike together.

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

Bike’s weight with fuel and fluids.

Distance from the ground to the seat.

Maximum weight the bike can carry, including riders and luggage.

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

Wireless connection for calls, music, and navigation.

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

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

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.

Indicates the current fuel level in the tank.

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

Warns when the battery charge is low and may need recharging or replacement.

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.

The entire system that transfers engine power to the wheels (includes clutch and gearbox).

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

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.

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.

Alerts you if the bike moves beyond a set location boundary.

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