Size comparison · drawn to scale
Subaru Legacy VI (BN) vs BMW M3 (G80/G81): size comparison
- Length About the same length
- Height Legacy VI (BN) 67 mm3 in taller
- Boot Legacy VI (BN) 26 L0.9 cu ft more
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
Dimensions and difference
The Legacy VI (BN) is 6 mm0.2 in longer and 67 mm3 in taller than the M3 (G80/G81). Its wheelbase is 107 mm4 in shorter.
| Dimension | Legacy VI (BN) | M3 (G80/G81) | Difference, car 1 vs car 2 |
|---|---|---|---|
| Length | 4,800 mm15 ft 9 in15 ft 9 in4,800 mm | 4,794 mm15 ft 9 in15 ft 9 in4,794 mm | +6 mm+0.2 in +0.1% |
| Width | Not in our catalog yet | 1,903 mm6 ft 3 in6 ft 3 in1,903 mm | - |
| Height | 1,500 mm4 ft 11 in4 ft 11 in1,500 mm | 1,433 mm4 ft 8 in4 ft 8 in1,433 mm | +67 mm+3 in +4.7% |
| Wheelbase | 2,750 mm9 ft 0 in9 ft 0 in2,750 mm | 2,857 mm9 ft 4 in9 ft 4 in2,857 mm | −107 mm−4 in −3.7% |
| Boot | 506 L17.9 cu ft17.9 cu ft506 L | 480 L17.0 cu ft17.0 cu ft480 L | +26 L+0.9 cu ft +5.4% |
| Kerb weight | Not in our catalog yet | 1,705–1,865 kg3,759–4,112 lb3,759–4,112 lb1,705–1,865 kg | - |
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.
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
Frequently asked questions
Which is bigger, the Subaru Legacy VI (BN) or the BMW M3 (G80/G81)?
They are practically the same size. The Legacy VI (BN) is 6 mm longer and 67 mm taller than the M3 (G80/G81). Its wheelbase is 107 mm shorter.
Will the Subaru Legacy VI (BN) and the BMW M3 (G80/G81) 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). Widths are without mirrors; check your own garage with our garage checker.
Which has the bigger boot?
The Subaru Legacy VI (BN): 506 L against 480 L in the BMW M3 (G80/G81) (seats up, as quoted by the maker).
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.
