Audi Q8 tyre sizes

Factory tyre sizes for the Audi Q8 as listed in the maker's official documents. Each of the 5 rows links its source document.

  • Coupe SUV
  • 2025
  • 5 versions
Rear275/50R20Front275/50R20
20″ rim
Rear
275/50R20
Overall diameter
783 mm
Section width
275 mm
Factory wheel: 9Jx20
Front
275/50R20
Overall diameter
783 mm
Section width
275 mm
Factory wheel: 9Jx20
21″ rim
Rear
285/45R21
Overall diameter
790 mm
Section width
285 mm
Factory wheel: 10Jx21
Front
285/45R21
Overall diameter
790 mm
Section width
285 mm
Factory wheel: 10Jx21
22″ rim
Rear
285/40R22
Overall diameter
787 mm
Section width
285 mm
Factory wheel: 10Jx22
Front
285/40R22
Overall diameter
787 mm
Section width
285 mm
Factory wheel: 10Jx22
23″ rim
Rear
285/35R23
Overall diameter
784 mm
Section width
285 mm
Factory wheel: 10Jx23
Front
285/35R23
Overall diameter
784 mm
Section width
285 mm
Factory wheel: 10Jx23

The tyres on the car may have been changed. For the exact size, check the label in the door frame or the registration.

Change the size, press the gas: see the difference →

Some rows come from an official document of another country (CH). Your market's version may differ; compare with the door label.

Tyres and wheels by version

Q8 4M facelift 2025

VersionhpTyreWheelSource
Q8 45 TDI / 50 TDI / 55 TFSI / 55 TFSI e quattro275/50R209Jx20Document ↗CH
Q8 60 TFSI e quattro490285/45R2110Jx21Document ↗CH
SQ8 TFSI quattro507285/45R2110Jx21Document ↗CH
(22 in wheel option)285/40R2210Jx22Document ↗CH
(23 in wheel option)285/35R2310Jx23Document ↗CH

FAQ

What tyre size does the Audi Q8 use?

Factory tyre sizes listed in official documents for the Audi Q8: 275/50R20, 285/45R21, 285/40R22, 285/35R23. The most common size is 285/45R21.

What wheel size does the Audi Q8 have?

The Audi Q8 was sold with 20, 21, 22, 23 inch wheels in the sourced versions. The number after R on your tyre's sidewall tells you which one you have.

Can I fit a different tyre size on the Audi Q8?

A size whose overall diameter is within 3% of the factory size, with no lower load index or speed rating, usually fits. For final approval check the door label, CoC and your tyre shop.

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