26.6" tall, 11.6" wide, 5.8" sidewall
A 295/50R15 tire is 26.6 inches (676 mm) tall and 11.6 inches wide. The sidewall is 50% of the width, 5.8 inches, on a 15-inch wheel, and the tire turns about 758 times per mile.
In flotation terms that is about 26.6x11.6R15. People often call it a 27-inch tire.
The size most often compared with it is 275/60R15, which is 1.4" taller (+5.2%). At an indicated 60 mph you would be doing 63.1 mph on it, more than the 3% change many shops use as a limit.
| Current | New | Difference |
|---|
| Shows | Actual speed |
|---|
Same 15" wheel, within 20 mm of width and 10 points of aspect ratio.
| Size | Diameter | Width | Sidewall | vs 295/50R15 | |
|---|---|---|---|---|---|
| 275/55R15 | 26.9" | 10.8" | 6.0" | +1.1% | |
| 305/50R15 | 27.0" | 12.0" | 6.0" | +1.5% | |
| 315/50R15 | 27.4" | 12.4" | 6.2" | +3.0% | |
| 275/50R15 | 25.8" | 10.8" | 5.4" | −3.0% | |
| 295/55R15 | 27.8" | 11.6" | 6.4" | +4.4% | |
| 275/60R15 | 28.0" | 10.8" | 6.5" | +5.2% | compare |
| 285/60R15 | 28.5" | 11.2" | 6.7" | +7.0% | |
| 295/60R15 | 28.9" | 11.6" | 7.0" | +8.7% | |
| 315/60R15 | 29.9" | 12.4" | 7.4" | +12.3% |
Sizes within 2% of 26.6" on 17" or 14" wheels.
| Size | Diameter | Width | Sidewall | vs 295/50R15 | |
|---|---|---|---|---|---|
| 305/40R17 | 26.6" | 12.0" | 4.8" | −0.0% | |
| 205/60R17 | 26.7" | 8.1" | 4.8" | +0.3% | |
| 215/75R14 | 26.7" | 8.5" | 6.3" | +0.3% | |
| 295/40R17 | 26.3" | 11.6" | 4.6" | −1.2% | |
| 255/65R14 | 27.1" | 10.0" | 6.5" | +1.6% | |
| 285/45R17 | 27.1" | 11.2" | 5.0" | +1.8% |
Actual speed when the speedometer is calibrated for 295/50R15.
| Speedometer shows | on 275/60R15 | on 255/60R15 | on 265/50R15 |
|---|---|---|---|
| 30 mph | 31.6 mph | 30.5 mph | 28.7 mph |
| 45 mph | 47.3 mph | 45.7 mph | 43.0 mph |
| 60 mph | 63.1 mph | 61.0 mph | 57.3 mph |
| 70 mph | 73.6 mph | 71.1 mph | 66.9 mph |
26.6 inches (676 mm). The sidewall is 5.8 inches.
11.6 inches (295 mm) section width, measured sidewall to sidewall.
About 26.6x11.6R15.
275/60R15 is +5.2% in diameter, more than the common 3% guideline, so expect a speedometer error and check clearance. It is 0.8" narrower.