Size comparison · drawn to scale
BMW M3 (G80/G81) vs BMW M3 Competition G80: size comparison
- Length About the same length
- Width About the same width
- Height About the same height
- Boot About the same
Car 1 blue, solid outline

Car 2 coral, dashed outline

Change cars
Zoom in to read the measurements - or see the table below.
Scale about 1:22 on a desktop screen · grid 500 mm1 ft · in Overlay both cars start at the front bumper Side view: dashed lines mark the axles Front view: width without mirrors Top view: footprint on the road
Dimensions and difference
The M3 (G80/G81) is the same length, the same width and the same height than the M3 Competition G80. Its wheelbase is identical.
| Dimension | M3 (G80/G81) | M3 Competition G80 | Difference, car 1 vs car 2 |
|---|---|---|---|
| Length | 4,794 mm15 ft 9 in15 ft 9 in4,794 mm | 4,794 mm15 ft 9 in15 ft 9 in4,794 mm | Same |
| Width | 1,903 mm6 ft 3 in6 ft 3 in1,903 mm | 1,903 mm6 ft 3 in6 ft 3 in1,903 mm | Same |
| Height | 1,433 mm4 ft 8 in4 ft 8 in1,433 mm | 1,433 mm4 ft 8 in4 ft 8 in1,433 mm | Same |
| Wheelbase | 2,857 mm9 ft 4 in9 ft 4 in2,857 mm | 2,857 mm9 ft 4 in9 ft 4 in2,857 mm | Same |
| Footprint | 9.12 m²98.2 sq ft98.2 sq ft9.12 m² | 9.12 m²98.2 sq ft98.2 sq ft9.12 m² | Same |
| Boot | 480 L17.0 cu ft17.0 cu ft480 L | 480 L17.0 cu ft17.0 cu ft480 L | Same |
| Kerb weight | 1,705–1,865 kg3,759–4,112 lb3,759–4,112 lb1,705–1,865 kg | 1,940 kg4,277 lb4,277 lb1,940 kg | −235 kg−518 lb −12.1% |
| Price new (EUR) | Not in our catalog yet | from about €92,800 (2022) | - |
Width without mirrors. Figures come from the catalog version pages; the drawing uses the same numbers. Body outlines are generic for the body type - proportions are exact, styling is not. Weight difference compares the lightest versions. New prices are list prices in EUR entered by our editors, with the year.
Garage and parking
A typical single garage is about 5.5 × 3.0 m18 ft 1 in × 9 ft 10 in inside; a parking bay about 5.0 × 2.5 m16 ft 5 in × 8 ft 2 in. Room to open a door: about 600 mm2 ft each side.
M3 (G80/G81)
- Single garage
- Tight 706 mm2 ft 4 in to spare in length, 549 mm1 ft 10 in each side
- Parking bay
- Tight 206 mm8 in to spare in length, 299 mm1 ft 0 in each side
M3 Competition G80
- Single garage
- Tight 706 mm2 ft 4 in to spare in length, 549 mm1 ft 10 in each side
- Parking bay
- Tight 206 mm8 in to spare in length, 299 mm1 ft 0 in each side
Frequently asked questions
Which is bigger, the BMW M3 (G80/G81) or the BMW M3 Competition G80?
They are practically the same size. The M3 (G80/G81) is the same length, the same width and the same height than the M3 Competition G80. Its wheelbase is identical.
Will the BMW M3 (G80/G81) and the BMW M3 Competition G80 fit in a standard garage?
In a typical single garage of 5.5 × 3.0 m inside: The BMW M3 (G80/G81) fits, but it is tight to get out (706 mm to spare in length, 549 mm each side). The BMW M3 Competition G80 fits, but it is tight to get out (706 mm to spare in length, 549 mm each side). Widths are without mirrors; check your own garage with our garage checker.
Which has the bigger boot?
Both boots hold about the same: 480 L in the BMW M3 (G80/G81) and 480 L in the BMW M3 Competition G80.
Drawn to one scale
Both cars use the same millimetre grid, so a longer bonnet or a taller roof shows exactly as it is.
Wheels at the real wheelbase
Dashed lines mark the axles. In Overlay both cars start at the front bumper; car 2 has a dashed outline.
Will it fit my garage?
Switch to Top view, or to feet and inches if your garage plan is in feet. Allow about 600 mm (2 ft) for opening the doors.