Audi A8 2017 vs Mercedes-Benz S-Class PHEV 2025 size comparison
Mercedes-Benz S-Class PHEV 2025–2026 is 118 mm (2.3%) longer than Audi A8 2017–2021. It is 24 mm (1.2%) narrower, 30 mm (2.0%) taller and 218 mm (7.3%) longer in wheelbase. Boot space with the seats up is 505 L and 350 L (-155 L).
| Dimension | Audi A8 2017–2021 | Mercedes-Benz S-Class PHEV 2025–2026 | Difference |
|---|---|---|---|
| Length | 5172 mm | 5290 mm | +118 mm (+2.3%) |
| Width | 1945 mm | 1921 mm | -24 mm (-1.2%) |
| Height | 1473 mm | 1503 mm | +30 mm (+2.0%) |
| Wheelbase | 2998 mm | 3216 mm | +218 mm (+7.3%) |
| Boot | 505 L | 350 L | -155 L |
Audi A8 2017–2021 dimensions · Mercedes-Benz S-Class PHEV 2025–2026 dimensions