195/70R15 tire size
195/70R15 is a metric size: 25.7" tall, 7.7" wide, on a 15" rim — about a 25.5x7.50R15. The sidewall is 5.4" and the tire turns 783 times per mile.
195/70R15 specs
| Overall diameter (height) | 25.75" · 654 mm |
|---|---|
| Section width | 7.68" · 195 mm |
| Sidewall height | 5.37" · 137 mm (70% of width) |
| Rim diameter | 15" |
| Circumference | 80.89" · 2.055 m |
| Revolutions per mile | 783 (487 per km) |
| Inch (flotation) equivalent | 25.5x7.50R15 |
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 | |
|---|---|---|---|---|---|
| 195/65R15 common | 24.98" | -2.98% | 0 mm | 58.2 mph | calculate → |
| 205/65R15 common | 25.49" | -0.99% | +10 mm | 59.4 mph | calculate → |
| 185/65R15 common | 24.47" | -4.97% | -10 mm | 57.0 mph | calculate → |
| 215/70R15 | 26.85" | +4.28% | +20 mm | 62.6 mph | calculate → |
| 205/70R15 | 26.30" | +2.14% | +10 mm | 61.3 mph | calculate → |
| 205/60R15 | 24.69" | -4.13% | +10 mm | 57.5 mph | calculate → |
| 215/65R15 | 26.00" | +0.99% | +20 mm | 60.6 mph | calculate → |
| 215/60R15 | 25.16" | -2.29% | +20 mm | 58.6 mph | calculate → |
| 235/60R15 | 26.10" | +1.38% | +40 mm | 60.8 mph | calculate → |
| 275/50R15 | 25.83" | +0.31% | +80 mm | 60.2 mph | calculate → |
| 225/60R15 | 25.63" | -0.46% | +30 mm | 59.7 mph | calculate → |
| 245/60R15 | 26.57" | +3.21% | +50 mm | 61.9 mph | calculate → |
| 295/50R15 | 26.61" | +3.36% | +100 mm | 62.0 mph | calculate → |
| 26x10.00R15 | 26.00" | +0.98% | +59 mm | 60.6 mph | calculate → |
| 26x8.50R15 | 26.00" | +0.98% | +21 mm | 60.6 mph | calculate → |
| 245/50R15 | 24.65" | -4.28% | +50 mm | 57.4 mph | calculate → |
| 345/35R15 | 24.51" | -4.82% | +150 mm | 57.1 mph | calculate → |
| 26x10.50R15 | 26.00" | +0.98% | +72 mm | 60.6 mph | calculate → |
| 26x12.00R15 | 26.00" | +0.98% | +110 mm | 60.6 mph | calculate → |
| 26x6.00R15 | 26.00" | +0.98% | -43 mm | 60.6 mph | calculate → |
| 26x7.50R15 | 26.00" | +0.98% | -4 mm | 60.6 mph | calculate → |
| 26x8.00R15 | 26.00" | +0.98% | +8 mm | 60.6 mph | calculate → |
| 265/50R15 | 25.43" | -1.22% | +70 mm | 59.3 mph | calculate → |
| 185/70R15 | 25.20" | -2.14% | -10 mm | 58.7 mph | calculate → |
| 155/80R15 | 24.76" | -3.82% | -40 mm | 57.7 mph | calculate → |
| 24.5x8.00R15 | 24.50" | -4.85% | +8 mm | 57.1 mph | calculate → |
| 27x9.50R15 | 27.00" | +4.86% | +46 mm | 62.9 mph | calculate → |
| 165R15 | 25.65" | -0.37% | -30 mm | 59.8 mph | calculate → |
| 26x11.50R15 | 26.00" | +0.98% | +97 mm | 60.6 mph | calculate → |
| 165/80R15 | 25.39" | -1.38% | -30 mm | 59.2 mph | calculate → |
| 225/55R15 | 24.74" | -3.90% | +30 mm | 57.7 mph | calculate → |
| 175/70R15 | 24.65" | -4.28% | -20 mm | 57.4 mph | calculate → |
| 185R15 | 26.94" | +4.65% | -10 mm | 62.8 mph | calculate → |
| 27x10.50R15 | 27.00" | +4.86% | +72 mm | 62.9 mph | calculate → |
| 235/65R15 | 27.03" | +4.97% | +40 mm | 63.0 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 | |
|---|---|---|---|---|---|
| 205/60R16 common | 25.69" | -0.24% | +10 mm | 59.9 mph | calculate → |
| 225/55R16 | 25.74" | -0.02% | +30 mm | 60.0 mph | calculate → |
| 245/50R16 | 25.65" | -0.40% | +50 mm | 59.8 mph | calculate → |
| 215/70R14 | 25.85" | +0.40% | +20 mm | 60.2 mph | calculate → |
| 195/75R14 | 25.52" | -0.90% | 0 mm | 59.5 mph | calculate → |
| 275/45R16 | 25.74" | -0.02% | +80 mm | 60.0 mph | calculate → |
| 195/65R16 | 25.98" | +0.90% | 0 mm | 60.5 mph | calculate → |
| 245/60R14 | 25.57" | -0.67% | +50 mm | 59.6 mph | calculate → |
| 26x8.50R14 | 26.00" | +0.98% | +21 mm | 60.6 mph | calculate → |
| 315/40R16 | 25.92" | +0.67% | +120 mm | 60.4 mph | calculate → |
| 185R14 | 25.94" | +0.76% | -10 mm | 60.5 mph | calculate → |
| 26x11.50R16 | 26.00" | +0.98% | +97 mm | 60.6 mph | calculate → |
Try another size against 195/70R15
Questions
What size is 195/70R15 in inches?
195/70R15 is about 25.7" tall and 7.7" wide on a 15-inch rim — roughly a 25.5x7.50R15 in inch sizing.
What does 195/70R15 mean?
195 mm section width, sidewall 70% of the width (5.37"), radial construction, 15-inch rim.
What tire sizes are equivalent to 195/70R15?
On the same 15" rim, within 3% of the diameter: 275/50R15 (+0.31%), 165R15 (-0.37%), 225/60R15 (-0.46%), 26x10.50R15 (+0.98%), 26x10.00R15 (+0.98%), 26x11.50R15 (+0.98%).
How many revolutions per mile does a 195/70R15 tire make?
About 783 revolutions per mile (circumference 80.9").
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.