215/75R15 tire size
A 215/75R15 tire is 27.70 inches (703.5 mm) tall, 8.46 in (215 mm) wide and fits a 15-inch wheel. In inch notation it is roughly a 27.7x8.5R15 — a "28-inch" tire.
| Overall diameter | 27.70 in | 703.5 mm |
|---|---|---|
| Section width | 8.46 in | 215 mm |
| Sidewall height | 6.35 in | 161.3 mm |
| Circumference | 87.01 in | 2,210 mm |
| Revolutions | 728.2 per mile | 452.5 per km |
| Rim diameter | 15 in | 381.0 mm |
Compare 215/75R15 with another size
Alternative sizes on the same 15-inch wheel
Sizes in use within ±3 % of the overall diameter of 215/75R15:
Plus and minus sizes for 215/75R15
| Size | Wheel | Diameter | Difference |
|---|---|---|---|
| 245/60R16 | Plus 1 (16 in) | 27.57 in | −0.44% |
| 215/70R16 | Plus 1 (16 in) | 27.85 in | +0.55% |
| 225/65R16 | Plus 1 (16 in) | 27.52 in | −0.65% |
| 235/65R16 | Plus 1 (16 in) | 28.03 in | +1.19% |
| 225/60R17 | Plus 2 (17 in) | 27.63 in | −0.24% |
| 245/55R17 | Plus 2 (17 in) | 27.61 in | −0.31% |
| 205/65R17 | Plus 2 (17 in) | 27.49 in | −0.74% |
| 215/65R17 | Plus 2 (17 in) | 28.00 in | +1.11% |
| 205/60R18 | Plus 3 (18 in) | 27.69 in | −0.04% |
| 225/55R18 | Plus 3 (18 in) | 27.74 in | +0.17% |
| 245/50R18 | Plus 3 (18 in) | 27.65 in | −0.18% |
| 265/45R18 | Plus 3 (18 in) | 27.39 in | −1.11% |
Vehicles approved with 215/75R15 tires
Models whose Swiss type approval lists 215/75R15 as a standard or optional size (30 approvals in total). Always check your own vehicle's placard or papers.
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 15-inch sizes
Reading the 215/75R15 size
- 215 — section width in millimetres (8.46 in).
- 75 — aspect ratio: the sidewall is 75 % of the width, 161.3 mm.
- R — radial construction (ZR on the sidewall means a high-speed rated radial; the dimensions are the same).
- 15 — fits a 15-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.