205/55R17 vs 225/50R17 tire size
225/50R17 vs 205/55R17, diameter
Same diameter
- Speedometer
- 60.0 mph
- At a true 60 mph
- Diameter
- 25.86 in
- Was 25.88 in
- Revs per mile
- 780
- Was 779
- 3% guideline
- Within
Car built for 205/55R17, now on 225/50R17.
205/55R17 and 225/50R17
| Measure | 205/55R17 | 225/50R17 | Difference |
|---|---|---|---|
| Width, mm | 205 | 225 | +20 |
| Sidewall, % of width | 55 | 50 | -5 |
| Rim, in | 17 | 17 | 0 |
| Section height, in | 4.44 | 4.43 | -0.01 |
| Diameter, in | 25.88 | 25.86 | -0.02 (-0.1%) |
| Circumference, in | 81.3 | 81.2 | -0.1 |
| Revs per mile | 779 | 780 | +1 (+0.1%) |
Fitting 225/50R17 instead of 205/55R17
Within the usual 3% diameter guideline.
- 20 mm wider. Check rubbing at full lock.
Cars with 205/55R17
Cars with 225/50R17
What this cannot tell you
Diameter within 3% is a common shop guideline, not a maker spec.
Load index, offset and clearance are not in this data.
- Two or more sources agree
- One source
- Model-level or estimate
- Sources differ