BMW M3 vs BMW M4 Dimensions & Size Comparison
Comparing 2023 catalog dimensions. BMW M3 · BMW M4
- Length189.1 in
- Height56.4 in – 56.5 in
- Wheelbase112.5 in
- Curb weight3,840 lb – 3,990 lb
- Width74.3 in
- BMW M4 width74.3 in – 75.6 in
Which is bigger?
- Length: BMW M4 is 0.2 in shorter (189.1 in vs 188.9 in)
- Width: BMW M3 is 0.6 in narrower (74.3 in vs 74.9 in)
- Height: BMW M3 is 1.7 in taller (56.5 in vs 54.8 in)
- Wheelbase: essentially the same
- Curb weight: BMW M4 is 58 lb heavier (3,915 lb vs 3,973 lb)
Biggest size differences
- Height: BMW M3 is 1.7 in taller (56.5 in vs 54.8 in)
- Curb weight: BMW M4 is 58 lb heavier (3,915 lb vs 3,973 lb)
- Width: BMW M3 is 0.6 in narrower (74.3 in vs 74.9 in)
- Length: BMW M4 is 0.2 in shorter (189.1 in vs 188.9 in)
Practical verdicts
- Easier to fit in a short garageBMW M4 — BMW M4 is shorter by 0.2 in Check garage fit for BMW M3 · garage fit for BMW M4
- Narrower for tight parkingBMW M3 — BMW M3 is narrower by 0.6 in
Dimension comparison
| Spec | BMW M3 | BMW M4 | Difference |
|---|---|---|---|
| Length | 189.1 in | 188.9 in | 0.2 in |
| Width | 74.3 in | 74.9 in | 0.6 in |
| Height | 56.5 in | 54.8 in | 1.7 in |
| Wheelbase | 112.5 in | 112.5 in | 0.0 in |
| Curb weight | 3,915 lb | 3,973 lb | 58 lb |
Values use trim midpoints when a model year lists a range.
Compare by year
Overlapping model years with dimension data.
Already own one of these cars?
Jump to maintenance sizes on the vehicle page — tires, wipers, battery, and oil when present in the catalog.