Size comparison · drawn to scale
Alfa Romeo 166 (936) vs Audi A4 B9: size comparison
- Length About the same length
- Width A4 B9 27 mm1 in wider
- Height A4 B9 11 mm0.4 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 166 (936) is 6 mm0.2 in shorter, 27 mm1 in narrower and 11 mm0.4 in lower than the A4 B9. Its wheelbase is 120 mm5 in shorter.
| Dimension | 166 (936) | A4 B9 | Difference, car 1 vs car 2 |
|---|---|---|---|
| Length | 4,720 mm15 ft 6 in15 ft 6 in4,720 mm | 4,726 mm15 ft 6 in15 ft 6 in4,726 mm | −6 mm−0.2 in −0.1% |
| Width | 1,815 mm5 ft 11 in5 ft 11 in1,815 mm | 1,842 mm6 ft 1 in6 ft 1 in1,842 mm | −27 mm−1 in −1.5% |
| Height | 1,416 mm4 ft 8 in4 ft 8 in1,416 mm | 1,427 mm4 ft 8 in4 ft 8 in1,427 mm | −11 mm−0.4 in −0.8% |
| Wheelbase | 2,700 mm8 ft 10 in8 ft 10 in2,700 mm | 2,820 mm9 ft 3 in9 ft 3 in2,820 mm | −120 mm−5 in −4.3% |
| Footprint | 8.57 m²92.2 sq ft92.2 sq ft8.57 m² | 8.71 m²93.7 sq ft93.7 sq ft8.71 m² | −0.14 m²−1.5 sq ft −1.6% |
| Boot | Not in our catalog yet | 460 L16.2 cu ft16.2 cu ft460 L | - |
| Kerb weight | Not in our catalog yet | 1,485–1,685 kg3,274–3,715 lb3,274–3,715 lb1,485–1,685 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.
166 (936)
- Single garage
- Tight 780 mm2 ft 7 in to spare in length, 593 mm1 ft 11 in each side
- Parking bay
- Tight 280 mm11 in to spare in length, 343 mm1 ft 1 in each side
A4 B9
- Single garage
- Tight 774 mm2 ft 6 in to spare in length, 579 mm1 ft 11 in each side
- Parking bay
- Tight 274 mm11 in to spare in length, 329 mm1 ft 1 in each side
Frequently asked questions
Which is bigger, the Alfa Romeo 166 (936) or the Audi A4 B9?
The Audi A4 B9 is the bigger car by footprint (length × width). The 166 (936) is 6 mm shorter, 27 mm narrower and 11 mm lower than the A4 B9. Its wheelbase is 120 mm shorter.
Will the Alfa Romeo 166 (936) and the Audi A4 B9 fit in a standard garage?
In a typical single garage of 5.5 × 3.0 m inside: The Alfa Romeo 166 (936) fits, but it is tight to get out (780 mm to spare in length, 593 mm each side). The Audi A4 B9 fits, but it is tight to get out (774 mm to spare in length, 579 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.

