2026 BMW M4 dimensions: length, width, height, weight, cargo
Length
189.1in long
- 15 ft 9.1 in. 4.80 m.
- 74.3 in wide, 54.8 in tall. 3,830 lb.
- Coupe RWD.
- Compact coupe.
Dimensions by trim
| Trim | Length | Width | With mirrors | Height | Wheelbase | Ground clearance | Turning circle |
|---|---|---|---|---|---|---|---|
| Base Style RWD, Competition RWD | 189.1 in | 74.4 in | 81.9 in | 55.0 in | 112.5 in | 4.7 in | 40.0 ft |
| Coupe RWD, Competition Coupe RWD | 189.1 in | 74.3 in | 81.9 in | 54.8 in | 112.5 in | 4.7 in | 40.0 ft |
| Competition xDrive AWD | 189.1 in | 74.4 in | 81.9 in | 55.0 in | 112.5 in | 4.8 in | 40.0 ft |
| Competition xDrive Coupe | 189.1 in | 74.3 in | 81.9 in | 54.9 in | 112.5 in | 4.8 in | 41.4 ft |
| Competition xDrive Convertible AWD | 189.1 in | 74.3 in | 81.9 in | 54.9 in | 112.5 in | 4.7 in | 41.4 ft |
| Trim | Curb weight | GVWR | Payload |
|---|---|---|---|
| Base Style RWD | 3,829 lb | 4,887 lb | 1,058 lb |
| Coupe RWD | 3,830 lb | N/A | N/A |
| Competition RWD | 3,748 lb to 3,880 lb | 4,938 lb | 1,058 lb |
| Competition xDrive AWD | 3,748 lb to 3,979 lb | 5,037 lb | 1,058 lb |
| Competition Coupe RWD | 3,748 lb to 3,880 lb | N/A | N/A |
| Competition xDrive Coupe | 3,748 lb to 3,979 lb | N/A | N/A |
| Competition xDrive Convertible AWD | 3,748 lb to 4,306 lb | N/A | N/A |
| Trim | Cargo, seats up | Cargo, max | Front legroom | Rear legroom | Front headroom | Rear headroom |
|---|---|---|---|---|---|---|
| Base Style RWD, Competition RWD, Competition xDrive AWD | 12.0 cu ft | 15.5 cu ft | 41.7 in | 32.5 in | 40.3 in | 36.1 in |
| Coupe RWD, Competition Coupe RWD, Competition xDrive Coupe | 12.0 cu ft | 15.5 cu ft | 41.7 in | 34.7 in | 40.3 in | 35.8 in |
| Competition xDrive Convertible AWD | 10.6 cu ft | 13.6 cu ft | 41.8 in | 32.5 in | 40.6 in | 36.1 in |
Weight
- Curb weight
- 3,830 lb
- Kilograms
- 1,737 kg
- US tons
- 1.9 tons
Coupe RWD. All trims: 3,829 lb to 3,830 lb.
Heavier than 56% of 33 coupes (2026).
Garage fit
| Garage | Fits | Spare length | Each side |
|---|---|---|---|
| Single, 12 x 22 ft | Yes | 74.9 in | 34.9 in |
| Single, 14 x 24 ft | Yes | 98.9 in | 46.9 in |
| Double, 20 x 20 ft | Yes | 50.9 in | 82.8 in |
| Double, 24 x 24 ft | Yes | 98.9 in | 106.8 in |
| Door | Fits | Spare width | Above roof |
|---|---|---|---|
| 8 ft wide, 7 ft tall | Yes | 14.1 in | 29.2 in |
| 9 ft wide, 7 ft tall | Yes | 26.1 in | 29.2 in |
Door width check uses the mirrors: 81.9 in.
Your garage
Second car
Garage 12 x 22 ft. Door 9 x 7 ft.
- Yes. 74.9 in spare length. 34.9 in each side.
- Door: 26.1 in spare width. 29.2 in above the roof.
Size class
Compact coupe.
Longer than 77% of 31 coupes (2026).
Median of 31 coupes (2026): 184.5 in long.
Cargo, seats up: 12.0 cu ft. More than 56% of 19 coupes (2026).
Bigger and smaller rivals
| Model | Length | vs M4 | Cargo, seats up | vs M4 |
|---|---|---|---|---|
| BMW 8 Series | 200.3 in | +11.2 in | 14.8 cu ft | +2.8 cu ft |
| Lamborghini Revuelto | 194.8 in | +5.7 in | N/A | N/A |
| Aston Martin Vanquish | 191.1 in | +2.0 in | 8.8 cu ft | -3.2 cu ft |
| Mercedes-Benz CLE | 191.0 in | +1.9 in | N/A | N/A |
| BMW M4 | 189.1 in | - | 12.0 cu ft | - |
| BMW 4 Series | 188.5 in | -0.6 in | 12.0 cu ft | about the same |
| Lexus LC | 187.4 in | -1.7 in | N/A | N/A |
| Lamborghini Temerario | 185.3 in | -3.8 in | N/A | N/A |
| Chevrolet Corvette | 182.3 in | -6.8 in | N/A | N/A |
Legroom and headroom
Coupe RWD.
- Front legroom
- 41.7 inMore than 25% of 21 coupes (2026).
- Rear legroom
- 34.7 inMore than 91% of 12 coupes (2026).
- Front headroom
- 40.3 inHighest of 20 coupes (2026).
- Rear headroom
- 35.8 inMore than 82% of 12 coupes (2026).
What this cannot tell you
Outline is a body-style template scaled to these numbers.
Garage fit ignores shelves, steps and open doors.
- 2 or more sources
- 1 source
- Model-level, rule or estimate
- Sources disagree