Home › 15" tire sizes › 205/75R15
205/75R15 tire size in inches
205/75R15 is 27.11" tall and 8.07" wide, and fits a 15" rim. In flotation (inch) sizing that is roughly 27.1x8.1R15.
205/75R15 dimensions
| Measurement | Inches | Metric |
|---|---|---|
| Overall diameter (height) | 27.11" | 689 mm |
| Section width | 8.07" | 205 mm |
| Sidewall height | 6.05" | 153.8 mm |
| Rim diameter | 15" | 381.0 mm |
| Circumference | 85.2" | 2163 mm |
| Revolutions per mile | 744 | |
| Aspect ratio | 75% (sidewall is 75% of the width) | |
Drawn to scale
Among the 86 sizes for 15" wheels on this site, 205/75R15 is #38 by height (shortest: 195/50R15, tallest: 325/75R15).
What people compare 205/75R15 with
Real comparisons drivers search for, worked out against 205/75R15:
| Compared size | Height | Width | Sidewall | Speedo at true 60 |
|---|---|---|---|---|
| 225/75R15 | +1.18" (+4.35%) | +0.79" | +0.59" | 57.5 mph |
| 215/75R15 | +0.59" (+2.18%) | +0.39" | +0.30" | 58.7 mph |
| 205/70R15 | -0.81" (-2.99%) | 0.00" | -0.40" | 61.8 mph |
| 205/75R14 | -1.00" (-3.69%) | 0.00" | 0.00" | 62.3 mph |
| 235/75R15 | +1.77" (+6.53%) | +1.18" | +0.89" | 56.3 mph |
| 215/70R15 | -0.26" (-0.96%) | +0.39" | -0.12" | 60.6 mph |
| 215/75R14 | -0.41" (-1.51%) | +0.39" | +0.30" | 60.9 mph |
| 225/70R15 | +0.29" (+1.07%) | +0.79" | +0.15" | 59.4 mph |
How the 205/75R15 numbers are worked out
The size code reads as 205 mm section width, 75% aspect ratio, R for radial construction and 15-inch wheel.
- Sidewall = 205 × 75% = 153.8 mm = 6.05"
- Diameter = 15" + 2 × 6.05" = 27.11"
- Circumference = π × 27.11" = 85.2"
- Revs per mile = 63,360" ÷ 85.2" = 744
Sizes that can replace 205/75R15 on a 15" wheel
Within 3% of 27.11". Last column: speedometer reading at a true 60 mph.
| Size | Diameter | Width | Difference | Speedo at true 60 mph |
|---|---|---|---|---|
| 255/60R15 | 27.05" | 10.04" | -0.22% | 60.1 mph |
| 235/65R15 | 27.03" | 9.25" | -0.3% | 60.2 mph |
| 305/50R15 | 27.01" | 12.01" | -0.37% | 60.2 mph |
| 195/80R15 | 27.28" | 7.68" | +0.63% | 59.6 mph |
| 275/55R15 | 26.91" | 10.83" | -0.74% | 60.4 mph |
| 215/70R15 | 26.85" | 8.46" | -0.96% | 60.6 mph |
| 225/70R15 | 27.40" | 8.86" | +1.07% | 59.4 mph |
| 315/50R15 | 27.40" | 12.40" | +1.07% | 59.4 mph |
| 265/60R15 | 27.52" | 10.43" | +1.51% | 59.1 mph |
| 245/65R15 | 27.54" | 9.65" | +1.59% | 59.1 mph |
| 295/50R15 | 26.61" | 11.61" | -1.84% | 61.1 mph |
| 245/60R15 | 26.57" | 9.65" | -1.99% | 61.2 mph |
One size wider or narrower
- Narrower: 195/75R15 — 7.68" wide, 26.52" tall
- Wider: 215/75R15 — 8.46" wide, 27.70" tall
Same height on a different wheel size
- 255/65R14 14" (-0.22%)
- 235/70R14 14" (-0.59%)
- 225/75R14 14" (+0.66%)
- 215/75R14 14" (-1.51%)
- 235/60R16 16" (-0.04%)
- 255/55R16 16" (-0.26%)
- 215/65R16 16" (-0.41%)
- 205/70R16 16" (+0.7%)
- 265/55R16 16" (+1.36%)
- 225/65R16 16" (+1.51%)
Questions about 205/75R15
How tall is a 205/75R15 tire in inches?
A 205/75R15 tire is 27.11 inches (689 mm) tall: the 15-inch rim plus two sidewalls of 6.05 inches each.
Is 205/75R15 a 27 inch tire?
Yes. At 27.11 inches tall it is commonly called a 27-inch tire.
How many revolutions per mile does a 205/75R15 make?
About 744 revolutions per mile, based on a calculated circumference of 85.2 inches.
What size can replace 205/75R15?
255/60R15 is the closest match on a 15" rim (-0.22% height). Check load index, speed rating and clearance first.
Compare 205/75R15 against any other size with the tire size calculator.