ऑडी आरएस क्यू8 vs टेस्ला मॉडल एक्स

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.

A device that forces more air into an internal combustion engine. More air can burn more fuel and make more power. Turbochargers utilise exhaust gas energy to make more power.

The distance from the centre of the left tyre to the centre of the right tyre of a fourwheeler's rear wheels. Also known as Rear Track. The relation between the front and rear Tread/Track numbers dictates a cars stability

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

Unlike fixed headrests, these can be moved up or down to offer the ideal resting position for the occupant's head.

A foldable armrest for the rear passengers, usually in the middle, which also comprises cup holders or other small storage spaces. When not in use, it can be folded back into the seat, so that an additional occupant can be seated.

Dedicated AC vents for the rear passengers, usually located between the front seats. Helps cool the rear compartment, while offering passengers the option to control the flow. Some rear AC vents allow for fan speed control.

Additional support for the lower back in the car seats. It is adjustable (manual or powered), allowing users to adjust the level of support according to their preference.

A steering wheel that has many buttons to control various functions of the infotainment system and key car functions like cruise control. This allows the driver to manage these functions without taking their hands off the steering wheel.

An electronic system that automatically maintains the car's speed set by the driver, reducing the need for constant pedal use. Useful feature for long highway drives.

Sensors on the vehicle's exterior that use either ultrasonic or electromagnetic waves bouncing off objects to alert the driver of obstacles while parking.

A button that allows starting or stopping the engine without using a traditional key. It enhances convenience.

A compartment in the car for holding bottles. Usually located in car door pockets. More bottle holders means more bottles can be stored at once.

Buttons behind the steering wheel for manual gear changes. Found in automatic cars and placed ergonomically, making gear changes easier.

A tailgate that, in most cases, can be opened automatically by swiping your foot under the rear bumper.

Blinking lights on the car's sides that signal the intention to change lanes. It improves road safety.

A feature seen in higher-end cars designed to offer a massage to the occupant. Usually activated via the car's central infotainment screen.

Seats that can remember and electrically adjust to preset positions at the touch of a button. Great feature if you have multiple drivers for one car.

A car AC is a system that cools down the cabin of a vehicle by circulating cool air. You can select temperature, fan speed and direction of air flow.

A heating function for the cabin. A handy feature in cold climates.

In-built fans in the seat back and base that circulate air on the back/leg of the occupant.

Refers to a driver's seat that can be raised vertically. This is helpful for shorter drivers to find a better driving position.

Seats that can be adjusted electronically. Usually seen in higher end cars.

Headlights that stay on for a short period after turning off the car, illuminating the path to the driver's home or door.

A meter that keeps track of the total kilometres a vehicle has travelled. This cannot be reset by an owner and serves as a record for tracking service intervals and waranty validity, and also is important when selling the vehicle.

Windshield wipers that activate on their own when they detect rain. Removes the need to turn the wipers ON/OFF when the rain starts/stops.

A device that cleans the rear window with the touch of a button. Helps enhance visibility in bad weather.

A small nozzle that sprays water to clean the rear windshield. Helps in better cleaning of the rear windshield and improves rear visibility.

A heating element in the rear window to remove fog and melt frost from the rear window.

Lightweight wheels made of metals such as aluminium. Available in multiple designs, they enhance the look of a vehicle.

Increases downforce on the rear end of the vehicle. In most cars, however, they're used simply for looks.

An additional turn indicator located on the outside mirror of a vehicle that warns both oncoming and following traffic.

LED daytime running lights (DRL) are not to be confused with headlights. The intended purpose is to help other road users see your vehicle better while adding to the car's style.

Refers to the use of LED lighting in the main headlamp. LEDs provide a bright white beam, making night driving safer.

Refers to the use of LED lighting in the taillamps.

Refers to the use of LED lighting in the fog lamp. A fog lamp is placed low on the bumper to help illuminate the road and surrounding area, enhancing safety in foggy/rainy conditions.

Car headlamps that automatically turn on in low light conditions and switch off in bright conditions.

An alarm system that sounds when anyone tries to access the car forcibly or break into it.

An inflatable air bag located within the steering wheel that automatically deploys during a collision, to protect the driver from physical injury

An inflatable safety device designed to protect the front passenger in case of a collision. These are located in the dashboard.

A rearview mirror that can be adjusted to reduce glare from headlights behind the vehicle at night.

A warning buzzer that reminds passengers to buckle their seat belts.

A function that alerts the driver when any of the doors are open or not properly closed.

This feature monitors the pressure inside each tyre, alerting the driver when one or more tyre loses pressure.

A safety feature that automatically locks the car's doors once it reaches a certain speed. Useful feature for all passengers.