225/55R16 tire size in inches
A 225/55R16 tire measures
25.7" tall × 8.9" wide
4.87" sidewall on a 16" wheel. 783 revolutions per mile.
225/55R16 means a tire 225 mm wide, with sidewalls 55% as tall as the tire is wide (124 mm), radial construction (R), for a 16 inch wheel.
225/55R16 specs
| Overall diameter (height) | 25.74 inches (654 mm) |
|---|---|
| Section width | 8.86 inches (225 mm) |
| Sidewall height | 4.87 inches (124 mm) |
| Wheel (rim) diameter | 16 inches |
| Circumference | 80.9 inches (2,054 mm) |
| Revolutions per mile | 783 |
| Revolutions per kilometer | 487 |
| Approximate rim width | 6.5" to 8.0" |
| In inches (flotation style) | 25.7x8.9R16 |
| Aspect ratio | 55% |
Calculated from the size. Real tires differ by brand, model and tread depth, typically by a few tenths of an inch.
Sizes that can replace 225/55R16 on a 16" wheel
These 16" sizes are within 3% of 225/55R16's overall diameter, the range most tire shops treat as interchangeable.
| Size | Diameter | Width | Difference | Real speed at 60 | |
|---|---|---|---|---|---|
| 275/45R16 | 25.74" | 10.83" | 0.0% | 60.0 mph | Compare |
| 205/60R16 | 25.69" | 8.07" | −0.2% | 59.9 mph | Compare |
| 175/70R16 | 25.65" | 6.89" | −0.4% | 59.8 mph | Compare |
| 245/50R16 | 25.65" | 9.65" | −0.4% | 59.8 mph | Compare |
| 195/65R16 | 25.98" | 7.68" | +0.9% | 60.6 mph | Compare |
| 185/65R16 | 25.47" | 7.28" | −1.1% | 59.4 mph | Compare |
| 255/50R16 | 26.04" | 10.04" | +1.1% | 60.7 mph | Compare |
| 285/45R16 | 26.10" | 11.22" | +1.4% | 60.8 mph | Compare |
| 265/45R16 | 25.39" | 10.43" | −1.4% | 59.2 mph | Compare |
| 215/60R16 | 26.16" | 8.46" | +1.6% | 61.0 mph | Compare |
| 215/55R16 | 25.31" | 8.46" | −1.7% | 59.0 mph | Compare |
| 235/55R16 | 26.18" | 9.25" | +1.7% | 61.0 mph | Compare |
Same height on other wheel sizes (plus and minus sizing)
| Size | Wheel | Diameter | Difference | |
|---|---|---|---|---|
| 185/60R17 | 17" | 25.74" | 0.0% | Compare |
| 195/70R15 | 15" | 25.75" | 0.0% | Compare |
| 245/35R19 | 19" | 25.75" | 0.0% | Compare |
| 285/30R19 | 19" | 25.73" | 0.0% | Compare |
| 215/40R19 | 19" | 25.77" | +0.1% | Compare |
| 245/40R18 | 18" | 25.72" | −0.1% | Compare |
| 175/85R14 | 14" | 25.71" | −0.1% | Compare |
| 245/30R20 | 20" | 25.79" | +0.2% | Compare |
| 215/75R13 | 13" | 25.70" | −0.2% | Compare |
| 345/25R19 | 19" | 25.79" | +0.2% | Compare |
| 245/45R17 | 17" | 25.68" | −0.2% | Compare |
| 295/25R20 | 20" | 25.81" | +0.2% | Compare |
One size up or down
- 215/55R16narrower: 25.3" × 8.5"
- 235/55R16wider: 26.2" × 9.3"
- 225/50R16lower profile: 24.9" × 8.9"
- 225/60R16taller sidewall: 26.6" × 8.9"
Compare 225/55R16 with another size
Questions
- How tall is a 225/55R16 tire?
- A 225/55R16 tire is 25.7 inches tall (654 mm), calculated from the size. It is 8.9 inches wide with 4.9 inches sidewalls. Real tires vary by a few tenths of an inch between brands and tread patterns.
- What does 225/55R16 mean?
- 225/55R16 means a tire 225 mm wide, with sidewalls 55% as tall as the tire is wide (124 mm), radial construction (R), for a 16 inch wheel.
- How many revolutions per mile does a 225/55R16 tire make?
- About 783 revolutions per mile, based on a circumference of 80.9 inches. Under load the tire flattens slightly, so the maker's published figure is usually a little higher.
- What rim width fits a 225/55R16 tire?
- Roughly 6.5" to 8.0". Check the tire maker's approved rim range for the exact model before buying wheels.
- Can I use 275/45R16 instead of 225/55R16?
- 275/45R16 is 0.00 inches (0.0%) in overall diameter, so at an indicated 60 mph you would be doing 60.0 mph. Differences under 3% are usually fine, but check clearance, load index and your vehicle's placard.