175/80R16 tire size
A 175/80R16 tire is 27.02 inches (686.4 mm) tall, 6.89 in (175 mm) wide and fits a 16-inch wheel. In inch notation it is roughly a 27.0x6.9R16.
| Overall diameter | 27.02 in | 686.4 mm |
|---|---|---|
| Section width | 6.89 in | 175 mm |
| Sidewall height | 5.51 in | 140.0 mm |
| Circumference | 84.90 in | 2,156 mm |
| Revolutions | 746.3 per mile | 463.7 per km |
| Rim diameter | 16 in | 406.4 mm |
Compare 175/80R16 with another size
Alternative sizes on the same 16-inch wheel
Sizes in use within ±3 % of the overall diameter of 175/80R16:
Plus and minus sizes for 175/80R16
| Size | Wheel | Diameter | Difference |
|---|---|---|---|
| 215/70R15 | Minus 1 (15 in) | 26.85 in | −0.64% |
| 195/80R15 | Minus 1 (15 in) | 27.28 in | +0.96% |
| 225/70R15 | Minus 1 (15 in) | 27.40 in | +1.40% |
| 215/75R15 | Minus 1 (15 in) | 27.70 in | +2.49% |
| 215/60R17 | Plus 1 (17 in) | 27.16 in | +0.50% |
| 225/55R17 | Plus 1 (17 in) | 26.74 in | −1.03% |
| 205/60R17 | Plus 1 (17 in) | 26.69 in | −1.25% |
| 205/65R17 | Plus 1 (17 in) | 27.49 in | +1.73% |
| 205/55R18 | Plus 2 (18 in) | 26.88 in | −0.54% |
| 225/50R18 | Plus 2 (18 in) | 26.86 in | −0.61% |
| 195/60R18 | Plus 2 (18 in) | 27.21 in | +0.70% |
| 215/55R18 | Plus 2 (18 in) | 27.31 in | +1.06% |
| 205/50R19 | Plus 3 (19 in) | 27.07 in | +0.17% |
| 225/45R19 | Plus 3 (19 in) | 26.97 in | −0.19% |
| 175/60R19 | Plus 3 (19 in) | 27.27 in | +0.90% |
| 195/50R19 | Plus 3 (19 in) | 26.68 in | −1.28% |
Vehicles approved with 175/80R16 tires
Models whose Swiss type approval lists 175/80R16 as a standard or optional size (21 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 16-inch sizes
Reading the 175/80R16 size
- 175 — section width in millimetres (6.89 in).
- 80 — aspect ratio: the sidewall is 80 % of the width, 140.0 mm.
- R — radial construction (ZR on the sidewall means a high-speed rated radial; the dimensions are the same).
- 16 — fits a 16-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.