215/70R15 tire size
215/70R15 is a metric size: 26.9" tall, 8.5" wide, on a 15" rim — about a 27x8.50R15. The sidewall is 5.9" and the tire turns 751 times per mile.
215/70R15 specs
| Overall diameter (height) | 26.85" · 682 mm |
|---|---|
| Section width | 8.46" · 215 mm |
| Sidewall height | 5.93" · 151 mm (70% of width) |
| Rim diameter | 15" |
| Circumference | 84.35" · 2.143 m |
| Revolutions per mile | 751 (467 per km) |
| Inch (flotation) equivalent | 27x8.50R15 |
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 | |
|---|---|---|---|---|---|
| 205/70R15 | 26.30" | -2.05% | -10 mm | 58.8 mph | compare → |
| 225/70R15 | 27.40" | +2.05% | +10 mm | 61.2 mph | compare → |
| 215/75R15 | 27.70" | +3.15% | 0 mm | 61.9 mph | compare → |
| 215/65R15 | 26.00" | -3.15% | 0 mm | 58.1 mph | compare → |
| 205/75R15 | 27.11" | +0.95% | -10 mm | 60.6 mph | compare → |
| 235/70R15 | 27.95" | +4.11% | +20 mm | 62.5 mph | compare → |
| 275/60R15 | 27.99" | +4.25% | +60 mm | 62.6 mph | calculate → |
| 255/60R15 | 27.05" | +0.73% | +40 mm | 60.4 mph | calculate → |
| 235/60R15 | 26.10" | -2.79% | +20 mm | 58.3 mph | calculate → |
| 275/50R15 | 25.83" | -3.81% | +60 mm | 57.7 mph | calculate → |
| 195/70R15 | 25.75" | -4.11% | -20 mm | 57.5 mph | calculate → |
| 295/50R15 | 26.61" | -0.88% | +80 mm | 59.5 mph | calculate → |
| 245/60R15 | 26.57" | -1.03% | +30 mm | 59.4 mph | calculate → |
| 225/60R15 | 25.63" | -4.55% | +10 mm | 57.3 mph | calculate → |
| 26x10.00R15 | 26.00" | -3.17% | +39 mm | 58.1 mph | calculate → |
| 325/50R15 | 27.80" | +3.52% | +110 mm | 62.1 mph | calculate → |
| 26x8.50R15 | 26.00" | -3.17% | +1 mm | 58.1 mph | calculate → |
| 295/55R15 | 27.78" | +3.45% | +80 mm | 62.1 mph | calculate → |
| 28x10.50R15 | 28.00" | +4.28% | +52 mm | 62.6 mph | calculate → |
| 28x11.50R15 | 28.00" | +4.28% | +77 mm | 62.6 mph | calculate → |
| 28x9.00R15 | 28.00" | +4.28% | +14 mm | 62.6 mph | calculate → |
| 27x9.50R15 | 27.00" | +0.56% | +26 mm | 60.3 mph | calculate → |
| 26x10.50R15 | 26.00" | -3.17% | +52 mm | 58.1 mph | calculate → |
| 26x12.00R15 | 26.00" | -3.17% | +90 mm | 58.1 mph | calculate → |
| 26x6.00R15 | 26.00" | -3.17% | -63 mm | 58.1 mph | calculate → |
| 26x7.50R15 | 26.00" | -3.17% | -24 mm | 58.1 mph | calculate → |
| 26x8.00R15 | 26.00" | -3.17% | -12 mm | 58.1 mph | calculate → |
| 28x10.00R15 | 28.00" | +4.28% | +39 mm | 62.6 mph | calculate → |
| 28x12.00R15 | 28.00" | +4.28% | +90 mm | 62.6 mph | calculate → |
| 28x6.00R15 | 28.00" | +4.28% | -63 mm | 62.6 mph | calculate → |
| 28x7.50R15 | 28.00" | +4.28% | -24 mm | 62.6 mph | calculate → |
| 185R15 | 26.94" | +0.35% | -30 mm | 60.2 mph | calculate → |
| 27x10.50R15 | 27.00" | +0.56% | +52 mm | 60.3 mph | calculate → |
| 235/65R15 | 27.03" | +0.66% | +20 mm | 60.4 mph | calculate → |
| 26x11.50R15 | 26.00" | -3.17% | +77 mm | 58.1 mph | calculate → |
| 28x12.50R15 | 28.00" | +4.28% | +103 mm | 62.6 mph | calculate → |
| 28x13.50R15 | 28.00" | +4.28% | +128 mm | 62.6 mph | calculate → |
| 165R15 | 25.65" | -4.46% | -50 mm | 57.3 mph | calculate → |
| 255/65R15 | 28.05" | +4.47% | +40 mm | 62.7 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 | |
|---|---|---|---|---|---|
| 215/65R16 common | 27.00" | +0.57% | 0 mm | 60.3 mph | compare → |
| 225/60R16 common | 26.63" | -0.82% | +10 mm | 59.5 mph | compare → |
| 235/60R16 common | 27.10" | +0.94% | +20 mm | 60.6 mph | compare → |
| 215/75R14 | 26.70" | -0.57% | 0 mm | 59.7 mph | calculate → |
| 155/90R16 | 26.98" | +0.50% | -60 mm | 60.3 mph | calculate → |
| 27x11.00R14 | 27.00" | +0.56% | +64 mm | 60.3 mph | calculate → |
| 27x8.50R14 | 27.00" | +0.56% | +1 mm | 60.3 mph | calculate → |
| 27x9.50R14 | 27.00" | +0.56% | +26 mm | 60.3 mph | calculate → |
| 27x9.00R14 | 27.00" | +0.56% | +14 mm | 60.3 mph | calculate → |
| 195R14 | 26.59" | -0.97% | -20 mm | 59.4 mph | calculate → |
Try another size against 215/70R15
Questions
What size is 215/70R15 in inches?
215/70R15 is about 26.9" tall and 8.5" wide on a 15-inch rim — roughly a 27x8.50R15 in inch sizing.
What does 215/70R15 mean?
215 mm section width, sidewall 70% of the width (5.93"), radial construction, 15-inch rim.
What tire sizes are equivalent to 215/70R15?
On the same 15" rim, within 3% of the diameter: 185R15 (+0.35%), 27x10.50R15 (+0.56%), 27x9.50R15 (+0.56%), 235/65R15 (+0.66%), 255/60R15 (+0.73%), 295/50R15 (-0.88%).
How many revolutions per mile does a 215/70R15 tire make?
About 751 revolutions per mile (circumference 84.4").
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.