Audi S5 vs BMW M8 Dimensions & Size Comparison
Comparing 2018 vs 2023 catalog dimensions. Audi S5 · BMW M8
- Length184.7 in – 187.1 in
- Height53.9 in – 54.5 in
- Wheelbase108.8 in – 111.2 in
- Ground clearance4.1 in
- Curb weight3,836 lb – 4,211 lb
- Width72.6 in – 72.7 in
- BMW M8 width74.9 in
Which is bigger?
- Length: Audi S5 is 5.3 in shorter (185.9 in vs 191.2 in)
- Width: Audi S5 is 2.3 in narrower (72.7 in vs 74.9 in)
- Height: Audi S5 is 1.2 in taller (54.2 in vs 53.0 in)
- Wheelbase: BMW M8 has a 1.1 in longer wheelbase (110.0 in vs 111.1 in)
- Ground clearance: BMW M8 has 0.9 in more ground clearance (4.1 in vs 5.0 in)
- Curb weight: BMW M8 is 404 lb heavier (4,024 lb vs 4,428 lb)
Biggest size differences
- Ground clearance: BMW M8 has 0.9 in more ground clearance (4.1 in vs 5.0 in)
- Curb weight: BMW M8 is 404 lb heavier (4,024 lb vs 4,428 lb)
- Width: Audi S5 is 2.3 in narrower (72.7 in vs 74.9 in)
- Length: Audi S5 is 5.3 in shorter (185.9 in vs 191.2 in)
- Height: Audi S5 is 1.2 in taller (54.2 in vs 53.0 in)
Practical verdicts
- Easier to fit in a short garageAudi S5 — Audi S5 is shorter by 5.3 in Check garage fit for Audi S5 · garage fit for BMW M8
- Narrower for tight parkingAudi S5 — Audi S5 is narrower by 2.3 in
- More ground clearanceBMW M8 — BMW M8 has 0.9 in more clearance
- Smaller exterior footprintAudi S5 — Based on length × width (Audi S5)
Dimension comparison
| Spec | Audi S5 | BMW M8 | Difference |
|---|---|---|---|
| Length | 185.9 in | 191.2 in | 5.3 in |
| Width | 72.7 in | 74.9 in | 2.3 in |
| Height | 54.2 in | 53.0 in | 1.2 in |
| Wheelbase | 110.0 in | 111.1 in | 1.1 in |
| Ground clearance | 4.1 in | 5.0 in | 0.9 in |
| Curb weight | 4,024 lb | 4,428 lb | 404 lb |
Values use trim midpoints when a model year lists a range (e.g. length 184.7 in – 187.1 in).
Compare by year
Overlapping model years with dimension data.
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