Size comparison · drawn to scale
BMW 3-Series F30 vs BMW 3 Series G20: size comparison
- Length 3 Series G20 85 mm3 in longer
- Width 3 Series G20 16 mm0.6 in wider
- Height 3 Series G20 13 mm0.5 in taller
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 1:21 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 3-Series F30 is 85 mm3 in shorter, 16 mm0.6 in narrower and 13 mm0.5 in lower than the 3 Series G20. Its wheelbase is 41 mm2 in shorter.
| Dimension | 3-Series F30 | 3 Series G20 | Difference, car 1 vs car 2 |
|---|---|---|---|
| Length | 4,624 mm15 ft 2 in15 ft 2 in4,624 mm | 4,709 mm15 ft 5 in15 ft 5 in4,709 mm | −85 mm−3 in −1.8% |
| Width | 1,811 mm5 ft 11 in5 ft 11 in1,811 mm | 1,827 mm6 ft 0 in6 ft 0 in1,827 mm | −16 mm−0.6 in −0.9% |
| Height | 1,429 mm4 ft 8 in4 ft 8 in1,429 mm | 1,442 mm4 ft 9 in4 ft 9 in1,442 mm | −13 mm−0.5 in −0.9% |
| Wheelbase | 2,810 mm9 ft 3 in9 ft 3 in2,810 mm | 2,851 mm9 ft 4 in9 ft 4 in2,851 mm | −41 mm−2 in −1.4% |
| Footprint | 8.37 m²90.1 sq ft90.1 sq ft8.37 m² | 8.60 m²92.6 sq ft92.6 sq ft8.60 m² | −0.23 m²−2.5 sq ft −2.7% |
| Boot | Not in our catalog yet | 480 L17.0 cu ft17.0 cu ft480 L | - |
| Kerb weight | Not in our catalog yet | 1,525–1,800 kg3,362–3,968 lb3,362–3,968 lb1,525–1,800 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.
3-Series F30
- Single garage
- Tight 876 mm2 ft 10 in to spare in length, 595 mm1 ft 11 in each side
- Parking bay
- Tight 376 mm1 ft 3 in to spare in length, 345 mm1 ft 2 in each side
3 Series G20
- Single garage
- Tight 791 mm2 ft 7 in to spare in length, 587 mm1 ft 11 in each side
- Parking bay
- Tight 291 mm11 in to spare in length, 337 mm1 ft 1 in each side
Frequently asked questions
Which is bigger, the BMW 3-Series F30 or the BMW 3 Series G20?
The BMW 3 Series G20 is the bigger car by footprint (length × width). The 3-Series F30 is 85 mm shorter, 16 mm narrower and 13 mm lower than the 3 Series G20. Its wheelbase is 41 mm shorter.
Will the BMW 3-Series F30 and the BMW 3 Series G20 fit in a standard garage?
In a typical single garage of 5.5 × 3.0 m inside: The BMW 3-Series F30 fits, but it is tight to get out (876 mm to spare in length, 595 mm each side). The BMW 3 Series G20 fits, but it is tight to get out (791 mm to spare in length, 587 mm each side). Widths are without mirrors; check your own garage with our garage checker.
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.