265/35R20 tire size
A 265/35R20 tire is 27.30 inches (693.5 mm) tall, 10.43 in (265 mm) wide and fits a 20-inch wheel. In inch notation it is roughly a 27.3x10.4R20.
| Overall diameter | 27.30 in | 693.5 mm |
|---|---|---|
| Section width | 10.43 in | 265 mm |
| Sidewall height | 3.65 in | 92.8 mm |
| Circumference | 85.78 in | 2,179 mm |
| Revolutions | 738.7 per mile | 459.0 per km |
| Rim diameter | 20 in | 508.0 mm |
Compare 265/35R20 with another size
Alternative sizes on the same 20-inch wheel
Sizes in use within ±3 % of the overall diameter of 265/35R20:
Plus and minus sizes for 265/35R20
| Size | Wheel | Diameter | Difference |
|---|---|---|---|
| 235/50R18 | Minus 2 (18 in) | 27.25 in | −0.19% |
| 265/45R18 | Minus 2 (18 in) | 27.39 in | +0.32% |
| 255/45R18 | Minus 2 (18 in) | 27.04 in | −0.98% |
| 285/40R18 | Minus 2 (18 in) | 26.98 in | −1.20% |
| 235/45R19 | Minus 1 (19 in) | 27.33 in | +0.09% |
| 265/40R19 | Minus 1 (19 in) | 27.35 in | +0.16% |
| 305/35R19 | Minus 1 (19 in) | 27.41 in | +0.37% |
| 295/35R19 | Minus 1 (19 in) | 27.13 in | −0.63% |
| 265/30R21 | Plus 1 (21 in) | 27.26 in | −0.16% |
| 275/30R21 | Plus 1 (21 in) | 27.50 in | +0.71% |
| 285/30R21 | Plus 1 (21 in) | 27.73 in | +1.57% |
| 245/35R21 | Plus 1 (21 in) | 27.75 in | +1.64% |
Vehicles approved with 265/35R20 tires
Models whose Swiss type approval lists 265/35R20 as a standard or optional size (313 approvals in total). Always check your own vehicle's placard or papers.
- Audi A7
- Porsche 718
- BMW M6
- Mercedes-Benz E-Class
- Porsche Boxster
- Jaguar F-Type
- Porsche Cayman
- Maserati GranTurismo
- Ferrari 849
- Maserati GranCabrio
- BMW M5
- Lamborghini 744
- Audi S7
- Porsche 918
- Jaguar XJR
- Jaguar XJ
Source: Swiss Federal Roads Office (FEDRO/ASTRA), open government data. Original data (downloaded 2026-09-29). Data processed by us; errors in processing are ours, not the publisher's.
Nearby 20-inch sizes
- 245/30R20 (−5.6%)
- 245/35R20 (−2.0%)
- 245/40R20 (+1.5%)
- 245/45R20 (+5.0%)
- 255/30R20 (−4.7%)
- 255/35R20 (−1.0%)
- 255/40R20 (+2.7%)
- 255/45R20 (+6.3%)
- 265/30R20 (−3.8%)
- 265/40R20 (+3.8%)
- 265/45R20 (+7.6%)
- 275/30R20 (−3.0%)
- 275/35R20 (+1.0%)
- 275/40R20 (+5.0%)
- 275/45R20 (+8.9%)
- 285/30R20 (−2.1%)
- 285/35R20 (+2.0%)
- 285/40R20 (+6.1%)
- 285/45R20 (+10.2%)
Reading the 265/35R20 size
- 265 — section width in millimetres (10.43 in).
- 35 — aspect ratio: the sidewall is 35 % of the width, 92.8 mm.
- R — radial construction (ZR on the sidewall means a high-speed rated radial; the dimensions are the same).
- 20 — fits a 20-inch diameter wheel.
The load index and speed rating (for example 91V) follow the size on the sidewall. They must meet at least the values on your vehicle's tire placard.