195/65R15 tire size
A 195/65R15 tire is 25.0 inches tall and 7.7 inches wide. Here are its full dimensions, what the numbers mean, and the sizes you can swap it for.
- Overall diameter
- 24.98″ (635 mm)
- Section width
- 7.68″ (195 mm)
- Sidewall height
- 4.99″ (127 mm)
- Wheel diameter
- 15″
- Circumference
- 78.5″
- Revolutions per mile
- 807
What 195/65R15 means
- 195: the tire is 195 mm (7.7 in) wide from sidewall to sidewall.
- 65: the sidewall is 65% of the width, 126.8 mm (4.99 in) tall.
- R: radial construction, used by almost every modern tire.
- 15: it fits a 15-inch wheel.
Overall diameter = 15 + 2 × 4.99 = 24.98 inches.
Sizes equivalent to 195/65R15
These sizes are within 3% of the overall diameter, the usual limit for swapping without speedometer problems.
| Size | Diameter | Difference | Speedometer at 60 mph |
|---|---|---|---|
| 175/65R16 | 25.0″ | -0.1% | 59.9 mph actual |
| 185/55R17 | 25.0″ | +0.1% | 60.1 mph actual |
| 205/50R17 | 25.1″ | +0.4% | 60.2 mph actual |
| 205/55R16 | 24.9″ | -0.4% | 59.8 mph actual |
| 215/60R15 | 25.2″ | +0.7% | 60.4 mph actual |
| 185/70R15 | 25.2″ | +0.9% | 60.5 mph actual |
| 195/60R16 | 25.2″ | +0.9% | 60.6 mph actual |
| 185/60R16 | 24.7″ | -1.0% | 59.4 mph actual |
| 175/60R17 | 25.3″ | +1.2% | 60.7 mph actual |
| 205/60R15 | 24.7″ | -1.2% | 59.3 mph actual |
Going a size taller? 205/65R15 is 25.5″ tall, 2.0% more than 195/65R15. Compare any two sizes in the tire size calculator.
See every common size side by side in the tire size chart.
Questions
What is 195/65R15 in inches?
A 195/65R15 tire is about 25.0 inches tall (635 mm) and 7.7 inches wide, on a 15-inch wheel. In flotation sizing that's roughly 25.0x7.7R15.
How tall is a 195/65R15 tire?
The overall diameter is 24.98 inches: the 15-inch wheel plus two 4.99-inch sidewalls. Actual tires vary by a few tenths of an inch between brands and models.
Can I put 205/65R15 instead of 195/65R15?
205/65R15 is 0.51 inches taller (2.0%) and 10 mm wider. That's within the usual 3% limit, but check that your wheel width is approved for it and that it clears the suspension.
How many revolutions per mile does a 195/65R15 make?
About 807 revolutions per mile, from a circumference of 78.5 inches.
