BMW 8 Series vs Mercedes-AMG C63

The BMW 8 Series is a grand touring coupe with a 503 hp twin-turbo engine and emphasis on handling dynamics, while the Mercedes-AMG C63 is a compact performance sedan with a 469 hp turbo engine optimized for acceleration and luxury. They compete in different market segments—the 8 Series targets the flagship coupe market while the C63 dominates the compact sports car category.