Originally Posted by southlight
No need to discuss that again. That's the point you continue to complain about, but as I said already some time ago (which you called a fanboy comment): The kind of DI Audi has featured in the RS4 V8 doesn't provide much more improvement than having the FSI badge in the engine bay.
But hey it's a DI, and since DI is DI, yeah, you're right: Audi has it, BMW not.
Best regards, south
And of course, if we disregard for a moment the various acronyms, suffixes and other insignia bestowed upon these motors, we can reflect that only one of them actually exceeds 100 hp/l.