275/60R15 tire size
275/60R15 is a metric size: 28.0" tall, 10.8" wide, on a 15" rim — about a 28x11.00R15. The sidewall is 6.5" and the tire turns 720 times per mile.
275/60R15 specs
| Overall diameter (height) | 27.99" · 711 mm |
|---|---|
| Section width | 10.83" · 275 mm |
| Sidewall height | 6.50" · 165 mm (60% of width) |
| Rim diameter | 15" |
| Circumference | 87.94" · 2.234 m |
| Revolutions per mile | 720 (448 per km) |
| Inch (flotation) equivalent | 28x11.00R15 |
Equivalent sizes on a 15" rim
Sizes within ±5% of the overall diameter. Green rows are inside the usual ±3% limit for keeping the speedometer, ABS and gearing right; red rows are bigger changes that need clearance checks.
| Size | Diameter | Difference | Width | Speedo at 60 | |
|---|---|---|---|---|---|
| 235/75R15 common | 28.88" | +3.16% | -40 mm | 61.9 mph | calculate → |
| 215/70R15 | 26.85" | -4.08% | -60 mm | 57.6 mph | calculate → |
| 215/75R15 | 27.70" | -1.05% | -60 mm | 59.4 mph | calculate → |
| 225/70R15 | 27.40" | -2.11% | -50 mm | 58.7 mph | calculate → |
| 225/75R15 | 28.29" | +1.05% | -50 mm | 60.6 mph | calculate → |
| 235/70R15 | 27.95" | -0.14% | -40 mm | 59.9 mph | calculate → |
| 205/75R15 | 27.11" | -3.16% | -70 mm | 58.1 mph | calculate → |
| 255/70R15 | 29.06" | +3.80% | -20 mm | 62.3 mph | calculate → |
| 255/60R15 | 27.05" | -3.38% | -20 mm | 58.0 mph | calculate → |
| 295/50R15 | 26.61" | -4.92% | +20 mm | 57.0 mph | calculate → |
| 325/50R15 | 27.80" | -0.70% | +50 mm | 59.6 mph | calculate → |
| 29x10.50R15 | 29.00" | +3.60% | -8 mm | 62.2 mph | calculate → |
| 28x10.50R15 | 28.00" | +0.03% | -8 mm | 60.0 mph | calculate → |
| 28x11.50R15 | 28.00" | +0.03% | +17 mm | 60.0 mph | calculate → |
| 28x9.00R15 | 28.00" | +0.03% | -46 mm | 60.0 mph | calculate → |
| 295/55R15 | 27.78" | -0.77% | +20 mm | 59.5 mph | calculate → |
| 28x10.00R15 | 28.00" | +0.03% | -21 mm | 60.0 mph | calculate → |
| 28x12.00R15 | 28.00" | +0.03% | +30 mm | 60.0 mph | calculate → |
| 28x6.00R15 | 28.00" | +0.03% | -123 mm | 60.0 mph | calculate → |
| 28x7.50R15 | 28.00" | +0.03% | -84 mm | 60.0 mph | calculate → |
| 27x9.50R15 | 27.00" | -3.54% | -34 mm | 57.9 mph | calculate → |
| 29x11.50R15 | 29.00" | +3.60% | +17 mm | 62.2 mph | calculate → |
| 29x15.00R15 | 29.00" | +3.60% | +106 mm | 62.2 mph | calculate → |
| 29x18.00R15 | 29.00" | +3.60% | +182 mm | 62.2 mph | calculate → |
| 29x8.50R15 | 29.00" | +3.60% | -59 mm | 62.2 mph | calculate → |
| 215/85R15 | 29.39" | +4.99% | -60 mm | 63.0 mph | calculate → |
| 28x12.50R15 | 28.00" | +0.03% | +43 mm | 60.0 mph | calculate → |
| 28x13.50R15 | 28.00" | +0.03% | +68 mm | 60.0 mph | calculate → |
| 255/65R15 | 28.05" | +0.21% | -20 mm | 60.1 mph | calculate → |
| 245/70R15 | 28.50" | +1.83% | -30 mm | 61.1 mph | calculate → |
| 235/65R15 | 27.03" | -3.45% | -40 mm | 57.9 mph | calculate → |
| 27x10.50R15 | 27.00" | -3.54% | -8 mm | 57.9 mph | calculate → |
| 29x12.50R15 | 29.00" | +3.60% | +43 mm | 62.2 mph | calculate → |
| 29x15.50R15 | 29.00" | +3.60% | +119 mm | 62.2 mph | calculate → |
| 29x18.50R15 | 29.00" | +3.60% | +195 mm | 62.2 mph | calculate → |
| 185R15 | 26.94" | -3.74% | -90 mm | 57.8 mph | calculate → |
Plus / minus sizing: 14" and 16" rims
Same overall height on a different rim. Check wheel width and clearance before switching.
| Size | Diameter | Difference | Width | Speedo at 60 | |
|---|---|---|---|---|---|
| 215/70R16 common | 27.85" | -0.51% | -60 mm | 59.7 mph | calculate → |
| 235/65R16 common | 28.03" | +0.13% | -40 mm | 60.1 mph | calculate → |
| 205/75R16 | 28.11" | +0.41% | -70 mm | 60.2 mph | calculate → |
| 28x10.00R14 | 28.00" | +0.03% | -21 mm | 60.0 mph | calculate → |
| 28x11.00R14 | 28.00" | +0.03% | +4 mm | 60.0 mph | calculate → |
| 28x8.50R14 | 28.00" | +0.03% | -59 mm | 60.0 mph | calculate → |
| 28x11.50R16 | 28.00" | +0.03% | +17 mm | 60.0 mph | calculate → |
| 255/60R16 | 28.05" | +0.20% | -20 mm | 60.1 mph | calculate → |
Try another size against 275/60R15
Questions
What size is 275/60R15 in inches?
275/60R15 is about 28.0" tall and 10.8" wide on a 15-inch rim — roughly a 28x11.00R15 in inch sizing.
What does 275/60R15 mean?
275 mm section width, sidewall 60% of the width (6.50"), radial construction, 15-inch rim.
What tire sizes are equivalent to 275/60R15?
On the same 15" rim, within 3% of the diameter: 28x10.50R15 (+0.03%), 28x10.00R15 (+0.03%), 28x11.50R15 (+0.03%), 28x12.50R15 (+0.03%), 28x12.00R15 (+0.03%), 28x13.50R15 (+0.03%).
How many revolutions per mile does a 275/60R15 tire make?
About 720 revolutions per mile (circumference 87.9").
How these numbers are computed
Diameter = rim + 2 × sidewall, sidewall = width × aspect ÷ 100, circumference = π × diameter, revolutions per mile = 63,360 ÷ circumference. Real tires differ by brand by a few tenths of an inch. Last reviewed October 14, 2026.