225/50R19 tire size
A 225/50R19 tire is 27.86 inches (707.6 mm) tall, 8.86 in (225 mm) wide and fits a 19-inch wheel. In inch notation it is roughly a 27.9x8.9R19 — a "28-inch" tire.
| Overall diameter | 27.86 in | 707.6 mm |
|---|---|---|
| Section width | 8.86 in | 225 mm |
| Sidewall height | 4.43 in | 112.5 mm |
| Circumference | 87.52 in | 2,223 mm |
| Revolutions | 724.0 per mile | 449.8 per km |
| Rim diameter | 19 in | 482.6 mm |
Compare 225/50R19 with another size
Alternative sizes on the same 19-inch wheel
Sizes in use within ±3 % of the overall diameter of 225/50R19:
Plus and minus sizes for 225/50R19
| Size | Wheel | Diameter | Difference |
|---|---|---|---|
| 215/65R17 | Minus 2 (17 in) | 28.00 in | +0.52% |
| 255/55R17 | Minus 2 (17 in) | 28.04 in | +0.66% |
| 225/60R17 | Minus 2 (17 in) | 27.63 in | −0.82% |
| 235/60R17 | Minus 2 (17 in) | 28.10 in | +0.88% |
| 225/55R18 | Minus 1 (18 in) | 27.74 in | −0.41% |
| 275/45R18 | Minus 1 (18 in) | 27.74 in | −0.41% |
| 205/60R18 | Minus 1 (18 in) | 27.69 in | −0.62% |
| 255/50R18 | Minus 1 (18 in) | 28.04 in | +0.65% |
| 245/40R20 | Plus 1 (20 in) | 27.72 in | −0.51% |
| 255/40R20 | Plus 1 (20 in) | 28.03 in | +0.62% |
| 195/50R20 | Plus 1 (20 in) | 27.68 in | −0.65% |
| 215/45R20 | Plus 1 (20 in) | 27.62 in | −0.86% |
| 245/35R21 | Plus 2 (21 in) | 27.75 in | −0.38% |
| 255/35R21 | Plus 2 (21 in) | 28.03 in | +0.61% |
| 275/30R21 | Plus 2 (21 in) | 27.50 in | −1.30% |
| 265/35R21 | Plus 2 (21 in) | 28.30 in | +1.60% |
Vehicles approved with 225/50R19 tires
Models whose Swiss type approval lists 225/50R19 as a standard or optional size (98 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 19-inch sizes
Reading the 225/50R19 size
- 225 — section width in millimetres (8.86 in).
- 50 — aspect ratio: the sidewall is 50 % of the width, 112.5 mm.
- R — radial construction (ZR on the sidewall means a high-speed rated radial; the dimensions are the same).
- 19 — fits a 19-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.