Home › 16" tire sizes › 225/75R16
225/75R16 tire size in inches
225/75R16 is 29.29" tall and 8.86" wide, and fits a 16" rim. In flotation (inch) sizing that is roughly 29.3x8.9R16.
225/75R16 dimensions
| Measurement | Inches | Metric |
|---|---|---|
| Overall diameter (height) | 29.29" | 744 mm |
| Section width | 8.86" | 225 mm |
| Sidewall height | 6.64" | 168.8 mm |
| Rim diameter | 16" | 406.4 mm |
| Circumference | 92.0" | 2337 mm |
| Revolutions per mile | 689 | |
| Aspect ratio | 75% (sidewall is 75% of the width) | |
Drawn to scale
Among the 102 sizes for 16" wheels on this site, 225/75R16 is #37 by height (shortest: 205/50R16, tallest: 385/75R16).
What people compare 225/75R16 with
Real comparisons drivers search for, worked out against 225/75R16:
| Compared size | Height | Width | Sidewall | Speedo at true 60 |
|---|---|---|---|---|
| 245/75R16 | +1.18" (+4.03%) | +0.79" | +0.59" | 57.7 mph |
| 235/70R16 | -0.34" (-1.16%) | +0.39" | -0.16" | 60.7 mph |
| 215/85R16 | +1.10" (+3.76%) | -0.40" | +0.55" | 57.8 mph |
| 225/70R16 | -0.89" (-3.04%) | 0.00" | -0.44" | 61.9 mph |
| 245/70R16 | +0.21" (+0.72%) | +0.79" | +0.11" | 59.6 mph |
| 235/85R16 | +2.44" (+8.33%) | +0.39" | +1.22" | 55.4 mph |
| 265/75R16 | +2.36" (+8.06%) | +1.57" | +1.18" | 55.5 mph |
How the 225/75R16 numbers are worked out
The size code reads as 225 mm section width, 75% aspect ratio, R for radial construction and 16-inch wheel.
- Sidewall = 225 × 75% = 168.8 mm = 6.64"
- Diameter = 16" + 2 × 6.64" = 29.29"
- Circumference = π × 29.29" = 92.0"
- Revs per mile = 63,360" ÷ 92.0" = 689
Sizes that can replace 225/75R16 on a 16" wheel
Within 3% of 29.29". Last column: speedometer reading at a true 60 mph.
| Size | Diameter | Width | Difference | Speedo at true 60 mph |
|---|---|---|---|---|
| 305/55R16 | 29.21" | 12.01" | -0.27% | 60.2 mph |
| 285/60R16 | 29.46" | 11.22" | +0.58% | 59.7 mph |
| 245/70R16 | 29.50" | 9.65" | +0.72% | 59.6 mph |
| 255/65R16 | 29.05" | 10.04" | -0.82% | 60.5 mph |
| 215/80R16 | 29.54" | 8.46" | +0.85% | 59.5 mph |
| 265/65R16 | 29.56" | 10.43" | +0.92% | 59.5 mph |
| 275/60R16 | 28.99" | 10.83" | -1.02% | 60.6 mph |
| 235/70R16 | 28.95" | 9.25" | -1.16% | 60.7 mph |
| 315/55R16 | 29.64" | 12.40" | +1.19% | 59.3 mph |
| 205/80R16 | 28.91" | 8.07" | -1.3% | 60.8 mph |
| 205/85R16 | 29.72" | 8.07" | +1.47% | 59.1 mph |
| 235/75R16 | 29.88" | 9.25" | +2.01% | 58.8 mph |
One size wider or narrower
- Narrower: 215/75R16 — 8.46" wide, 28.70" tall
- Wider: 235/75R16 — 9.25" wide, 29.88" tall
Same height on a different wheel size
- 225/80R15 15" (-0.41%)
- 305/60R15 15" (+0.41%)
- 245/75R15 15" (+0.61%)
- 275/65R15 15" (-0.75%)
- 255/70R15 15" (-0.79%)
- 285/65R15 15" (+1.02%)
- 265/70R15 15" (+1.09%)
- 295/60R15 15" (-1.19%)
- 235/75R15 15" (-1.4%)
- 235/80R15 15" (+1.74%)
Questions about 225/75R16
How tall is a 225/75R16 tire in inches?
A 225/75R16 tire is 29.29 inches (744 mm) tall: the 16-inch rim plus two sidewalls of 6.64 inches each.
Is 225/75R16 a 29 inch tire?
Yes. At 29.29 inches tall it is commonly called a 29-inch tire.
How many revolutions per mile does a 225/75R16 make?
About 689 revolutions per mile, based on a calculated circumference of 92.0 inches.
What size can replace 225/75R16?
305/55R16 is the closest match on a 16" rim (-0.27% height). Check load index, speed rating and clearance first.
Compare 225/75R16 against any other size with the tire size calculator.