If 3 series has the same engine and

5 series not much bigger, then why 3 is more sporty and especially NOISY?

Deeply thanks for your info.

所有跟帖： 

• 5 is actually much bigger if you sit both and compare -Roadster- ♂ (175 bytes) () 01/12/2009 postreply 10:23:59

• I see... one more question... -雪天開車- ♂ (110 bytes) () 01/12/2009 postreply 15:41:35

• Maintenance cost should be similar -Roadster- ♂ (0 bytes) () 01/12/2009 postreply 21:14:42