225/60R18 tire size
A 225/60R18 tire is 28.63 inches (727.2 mm) tall, 8.86 in (225 mm) wide and fits a 18-inch wheel. In inch notation it is roughly a 28.6x8.9R18 — a "29-inch" tire.
| Overall diameter | 28.63 in | 727.2 mm |
|---|---|---|
| Section width | 8.86 in | 225 mm |
| Sidewall height | 5.31 in | 135.0 mm |
| Circumference | 89.94 in | 2,285 mm |
| Revolutions | 704.4 per mile | 437.7 per km |
| Rim diameter | 18 in | 457.2 mm |
Compare 225/60R18 with another size
Alternative sizes on the same 18-inch wheel
Sizes in use within ±3 % of the overall diameter of 225/60R18:
Plus and minus sizes for 225/60R18
| Size | Wheel | Diameter | Difference |
|---|---|---|---|
| 215/75R16 | Minus 2 (16 in) | 28.70 in | +0.23% |
| 225/70R16 | Minus 2 (16 in) | 28.40 in | −0.80% |
| 205/80R16 | Minus 2 (16 in) | 28.91 in | +0.99% |
| 235/70R16 | Minus 2 (16 in) | 28.95 in | +1.13% |
| 225/65R17 | Minus 1 (17 in) | 28.52 in | −0.40% |
| 275/55R17 | Minus 1 (17 in) | 28.91 in | +0.98% |
| 235/65R17 | Minus 1 (17 in) | 29.03 in | +1.39% |
| 255/60R17 | Minus 1 (17 in) | 29.05 in | +1.46% |
| 245/50R19 | Plus 1 (19 in) | 28.65 in | +0.06% |
| 225/55R19 | Plus 1 (19 in) | 28.74 in | +0.40% |
| 275/45R19 | Plus 1 (19 in) | 28.74 in | +0.40% |
| 265/45R19 | Plus 1 (19 in) | 28.39 in | −0.84% |
| 275/40R20 | Plus 2 (20 in) | 28.66 in | +0.11% |
| 245/45R20 | Plus 2 (20 in) | 28.68 in | +0.18% |
| 195/55R20 | Plus 2 (20 in) | 28.44 in | −0.65% |
| 265/40R20 | Plus 2 (20 in) | 28.35 in | −0.99% |
| 275/35R21 | Plus 3 (21 in) | 28.58 in | −0.18% |
| 245/40R21 | Plus 3 (21 in) | 28.72 in | +0.30% |
| 265/35R21 | Plus 3 (21 in) | 28.30 in | −1.14% |
| 255/40R21 | Plus 3 (21 in) | 29.03 in | +1.40% |
Vehicles approved with 225/60R18 tires
Models whose Swiss type approval lists 225/60R18 as a standard or optional size (1,632 approvals in total). Always check your own vehicle's placard or papers.
- BMW X3
- BMW X4
- Toyota RAV4
- Nissan X-Trail
- Ford Kuga
- Honda CR-V
- Chrysler 300C
- Renault Koleos
- Ford Mustang
- Lexus NX300H
- Peugeot 5008
- Suzuki Grand Vitara
- Peugeot 3008
- Suzuki Gr
- Maxus Mifa
- Subaru Legacy
- Subaru Outback
- Jeep Compass
- Kg Mobility Torres
- Opel Grandland
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 18-inch sizes
Reading the 225/60R18 size
- 225 — section width in millimetres (8.86 in).
- 60 — aspect ratio: the sidewall is 60 % of the width, 135.0 mm.
- R — radial construction (ZR on the sidewall means a high-speed rated radial; the dimensions are the same).
- 18 — fits a 18-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.