Why do cars have shark fin antenna? You will be shocked to know the benefits

Updated: 17-02-2026, 08.26 PM

What is the news?

There are many parts in the car, which may appear small, but their benefits will surprise you. One such part is the shark fin antenna, which most people consider a decorative feature. This part is provided in most of the existing vehicles, which is installed on the rear part of its roof. Its function is not only to make the look attractive but also to do something else. Let us know why shark fin antenna is important.

What is the shape of shark fin antenna?

A shark fin antenna is a type of antenna designed to look like the fins on a shark. The sleek and aerodynamic design protects it from breaking due to gusts of wind when the vehicle is moving at high speed. Besides, it also has a rating of IP67, which makes it waterproof. With its help, the vehicle gets better signal, due to which FM radio and features requiring connectivity work well.

Athena is used in these works

One of its main functions is to receive FM radio signals. Many shark fin antennae have a special antenna element for receiving Global Positioning System (GPS) signals, which is vital to a car’s navigation system. Many cars also include an antenna for satellite radio reception. Some may also include antennas for mobile connectivity, supporting telematics services such as emergency assistance or connected car features.

What is its benefit?

Its slim and streamlined shape results in less wind resistance than a traditional whip antenna. This improves mileage slightly and also reduces wind noise at high speeds. It makes the look of the vehicle modern and attractive and single-handedly serves many functions. Due to the solid and closed unit, there is less risk of damage while washing or if it hits something.