Next M5 vs AMG E63: BMW and Mercedes are hard at work on their next super-saloons - and they're faster and greener

摘要

BMW and Mercedes-Benz will go head to head once again when the next-generation M5 and E63 super-saloons hit the road at the end of the decade. Autocar's sources in Germany reveal that development of both cars is continuing apace, with BMW's M division and Mercedes' AMG tuning house each working more closely than ever with the teams developing the new 5-series and E-class ranges.