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285/70R16 tire size in inches
285/70R16 is 31.71" tall and 11.22" wide, and fits a 16" rim. In flotation (inch) sizing that is roughly 31.7x11.2R16.
285/70R16 dimensions
| Measurement | Inches | Metric |
|---|---|---|
| Overall diameter (height) | 31.71" | 805 mm |
| Section width | 11.22" | 285 mm |
| Sidewall height | 7.85" | 199.5 mm |
| Rim diameter | 16" | 406.4 mm |
| Circumference | 99.6" | 2530 mm |
| Revolutions per mile | 636 | |
| Aspect ratio | 70% (sidewall is 70% of the width) | |
Drawn to scale
Among the 102 sizes for 16" wheels on this site, 285/70R16 is #63 by height (shortest: 205/50R16, tallest: 385/75R16).
What people compare 285/70R16 with
Real comparisons drivers search for, worked out against 285/70R16:
| Compared size | Height | Width | Sidewall | Speedo at true 60 |
|---|---|---|---|---|
| 265/75R16 | -0.06" (-0.19%) | -0.79" | -0.03" | 60.1 mph |
| 285/75R16 | +1.12" (+3.53%) | 0.00" | +0.57" | 58 mph |
285/70R16 against the most popular 16" sizes
| Popular size | Height | Width | Sidewall | Speedo at true 60 |
|---|---|---|---|---|
| 315/75R16 | +2.89" (+9.11%) | +1.18" | +1.45" | 55 mph |
| 265/70R16 | -1.10" (-3.47%) | -0.79" | -0.55" | 62.2 mph |
| 245/75R16 | -1.24" (-3.91%) | -1.57" | -0.62" | 62.4 mph |
| 235/85R16 | +0.02" (+0.06%) | -1.97" | +0.01" | 60 mph |
| 305/70R16 | +1.10" (+3.47%) | +0.79" | +0.56" | 58 mph |
How the 285/70R16 numbers are worked out
The size code reads as 285 mm section width, 70% aspect ratio, R for radial construction and 16-inch wheel.
- Sidewall = 285 × 70% = 199.5 mm = 7.85"
- Diameter = 16" + 2 × 7.85" = 31.71"
- Circumference = π × 31.71" = 99.6"
- Revs per mile = 63,360" ÷ 99.6" = 636
Sizes that can replace 285/70R16 on a 16" wheel
Within 3% of 31.71". Last column: speedometer reading at a true 60 mph.
| Size | Diameter | Width | Difference | Speedo at true 60 mph |
|---|---|---|---|---|
| 235/85R16 | 31.73" | 9.25" | +0.06% | 60 mph |
| 265/75R16 | 31.65" | 10.43" | -0.19% | 60.1 mph |
| 305/65R16 | 31.61" | 12.01" | -0.32% | 60.2 mph |
| 270/75R16 | 31.94" | 10.63" | +0.73% | 59.6 mph |
| 245/80R16 | 31.43" | 9.65" | -0.88% | 60.5 mph |
| 280/70R16 | 31.43" | 11.02" | -0.88% | 60.5 mph |
| 255/80R16 | 32.06" | 10.04" | +1.1% | 59.3 mph |
| 315/65R16 | 32.12" | 12.40" | +1.29% | 59.2 mph |
| 275/75R16 | 32.24" | 10.83" | +1.67% | 59 mph |
| 375/55R16 | 32.24" | 14.76" | +1.67% | 59 mph |
| 275/70R16 | 31.16" | 10.83" | -1.73% | 61.1 mph |
| 295/70R16 | 32.26" | 11.61" | +1.73% | 59 mph |
One size wider or narrower
- Narrower: 275/70R16 — 10.83" wide, 31.16" tall
- Wider: 295/70R16 — 11.61" wide, 32.26" tall
Same height on a different wheel size
- 265/80R15 15" (-0.06%)
- 305/70R15 15" (+0.32%)
- 285/75R15 15" (+0.38%)
- 245/85R15 15" (-0.98%)
- 255/85R15 15" (+1.14%)
- 295/70R15 15" (-1.42%)
- 275/75R15 15" (-1.48%)
- 235/80R17 17" (+0.28%)
- 265/70R17 17" (-0.32%)
- 285/65R17 17" (-0.38%)
Questions about 285/70R16
How tall is a 285/70R16 tire in inches?
A 285/70R16 tire is 31.71 inches (805 mm) tall: the 16-inch rim plus two sidewalls of 7.85 inches each.
Is 285/70R16 a 32 inch tire?
Yes. At 31.71 inches tall it is commonly called a 32-inch tire.
How many revolutions per mile does a 285/70R16 make?
About 636 revolutions per mile, based on a calculated circumference of 99.6 inches.
What size can replace 285/70R16?
235/85R16 is the closest match on a 16" rim (+0.06% height). Check load index, speed rating and clearance first.
Compare 285/70R16 against any other size with the tire size calculator.