Why does the Audi R8's V10 engine sound so unique?

I have noticed that the Audi R8's V10 engine has a distinct sound compared to other sports cars. Can someone explain why this is?

The unique sound of the Audi R8's V10 engine can be attributed to its firing order. The engine has a 90-degree V-angle, which creates a firing pattern of 1-6-5-10-2-7-3-8-4-9. This firing pattern gives the engine a distinct growl that is often described as 'tenor-like'.

The Audi R8's exhaust design also plays a role in its unique sound. The exhaust system has a tuning flap that opens at higher speeds, allowing more exhaust gases to flow out. This creates a more aggressive and deeper sound.

The Audi R8's V10 engine uses a dry sump lubrication system, which means the oil is stored in a separate tank rather than in the engine itself. This allows for a lower engine position, resulting in a lower center of gravity and improving the car's handling. However, this also contributes to the engine's distinct sound.