కియా రియో vs కియా స్టోనిక్

The displacement of an engine is the total volume of all of the cylinders in the engine. Measured in cubic centimetres (cc)

ICE engines have one or more cylinders. More cylinders typically mean more smoothness and more power, but it also means more moving parts and less fuel efficiency.

The number of intake and exhaust valves in each engine cylinder. More valves per cylinder means better engine breathing and better performance but it also adds to cost.

Indicates the level of pollutants the car's engine emits, showing compliance with environmental regulations.

The maximum number of people that can legally and comfortably sit in a car.

The total number of doors in the car, including the boot if it's considered a door. It affects access and convenience.