Honda PCX 125 vs Yamaha Ray ZR 125 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.

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.

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 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.

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

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

The main structure holding the bike together.

Extra space for carrying items.

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

Bike’s weight with fuel and fluids.

A component which support foots of the passenger.

Distance from the ground to the seat.

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.

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

Indicates the current fuel level in the tank.

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

Measures and records the total distance the bike has traveled since new.

Tracks specific trip distances separately from the odometer, useful for measuring short rides.

Displays the bike’s average fuel consumption over a period of riding.

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.

A warning light when fuel is low.

Total energy the battery can store.

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