6 Series Gran Coupé 2012 vs S-Class PHEV 2025 size comparison
Mercedes-Benz S-Class PHEV 2025–2026 is 283 mm (5.7%) longer than BMW 6 Series Gran Coupé 2012–2018. It is 27 mm (1.4%) wider, 111 mm (8.0%) taller and 248 mm (8.4%) longer in wheelbase. Boot space with the seats up is 460 L and 350 L (-110 L).
| Dimension | BMW 6 Series Gran Coupé 2012–2018 | Mercedes-Benz S-Class PHEV 2025–2026 | Difference |
|---|---|---|---|
| Length | 5007 mm | 5290 mm | +283 mm (+5.7%) |
| Width | 1894 mm | 1921 mm | +27 mm (+1.4%) |
| Height | 1392 mm | 1503 mm | +111 mm (+8.0%) |
| Wheelbase | 2968 mm | 3216 mm | +248 mm (+8.4%) |
| Boot | 460 L | 350 L | -110 L |
BMW 6 Series Gran Coupé 2012–2018 dimensions · Mercedes-Benz S-Class PHEV 2025–2026 dimensions