24.7" tall, 7.7" wide, 5.4" sidewall
A 195/70R14 tire is 24.7 inches (629 mm) tall and 7.7 inches wide. The sidewall is 70% of the width, 5.4 inches, on a 14-inch wheel, and the tire turns about 815 times per mile.
In flotation terms that is about 24.7x7.7R14. People often call it a 25-inch tire.
The size most often compared with it is 195/75R14, which is 0.8" taller (+3.1%). At an indicated 60 mph you would be doing 61.9 mph on it, more than the 3% change many shops use as a limit.
| Current | New | Difference |
|---|
| Shows | Actual speed |
|---|
Same 14" wheel, within 20 mm of width and 10 points of aspect ratio.
| Size | Diameter | Width | Sidewall | vs 195/70R14 | |
|---|---|---|---|---|---|
| 195/75R14 | 25.5" | 7.7" | 5.8" | +3.1% | compare |
| 195/60R14 | 23.2" | 7.7" | 4.6" | −6.2% | |
| 215/75R14 | 26.7" | 8.5" | 6.3" | +7.9% |
Sizes within 2% of 24.7" on 16" or 15" wheels.
| Size | Diameter | Width | Sidewall | vs 195/70R14 | |
|---|---|---|---|---|---|
| 225/50R16 | 24.9" | 8.9" | 4.4" | +0.4% | |
| 215/50R16 | 24.5" | 8.5" | 4.2" | −1.1% | |
| 215/60R15 | 25.2" | 8.5" | 5.1" | +1.7% |
Actual speed when the speedometer is calibrated for 195/70R14.
| Speedometer shows | on 195/75R14 | on 195/60R14 | on 215/75R14 |
|---|---|---|---|
| 30 mph | 30.9 mph | 28.1 mph | 32.4 mph |
| 45 mph | 46.4 mph | 42.2 mph | 48.5 mph |
| 60 mph | 61.9 mph | 56.3 mph | 64.7 mph |
| 70 mph | 72.2 mph | 65.7 mph | 75.5 mph |
24.7 inches (629 mm). The sidewall is 5.4 inches.
7.7 inches (195 mm) section width, measured sidewall to sidewall.
About 24.7x7.7R14.
195/75R14 is +3.1% in diameter, more than the common 3% guideline, so expect a speedometer error and check clearance. It is 0.0" wider.