285/50R22 tire size
285/50R22 is a metric size: 33.2" tall, 11.2" wide, on a 22" rim — about a 33x11.00R22. The sidewall is 5.6" and the tire turns 607 times per mile.
285/50R22 specs
| Overall diameter (height) | 33.22" · 844 mm |
|---|---|
| Section width | 11.22" · 285 mm |
| Sidewall height | 5.61" · 143 mm (50% of width) |
| Rim diameter | 22" |
| Circumference | 104.37" · 2.651 m |
| Revolutions per mile | 607 (377 per km) |
| Inch (flotation) equivalent | 33x11.00R22 |
Equivalent sizes on a 22" rim
Sizes within ±5% of the overall diameter. Green rows are inside the usual ±3% limit for keeping the speedometer, ABS and gearing right; red rows are bigger changes that need clearance checks.
| Size | Diameter | Difference | Width | Speedo at 60 | |
|---|---|---|---|---|---|
| 285/45R22 common | 32.10" | -3.38% | 0 mm | 58.0 mph | compare → |
| 275/50R22 common | 32.83" | -1.19% | -10 mm | 59.3 mph | compare → |
| 305/45R22 | 32.81" | -1.24% | +20 mm | 59.3 mph | compare → |
| 33x12.50R22 | 33.00" | -0.66% | +33 mm | 59.6 mph | compare → |
| 275/45R22 | 31.74" | -4.44% | -10 mm | 57.3 mph | compare → |
| 325/50R22 | 34.80" | +4.74% | +40 mm | 62.8 mph | compare → |
| 305/40R22 | 31.61" | -4.86% | +20 mm | 57.1 mph | compare → |
| 285/55R22 | 34.34" | +3.38% | 0 mm | 62.0 mph | compare → |
| 295/55R22 | 34.78" | +4.68% | +10 mm | 62.8 mph | calculate → |
| 295/50R22 | 33.61" | +1.19% | +10 mm | 60.7 mph | calculate → |
| 325/40R22 | 32.24" | -2.96% | +40 mm | 58.2 mph | calculate → |
| 265/50R22 | 32.43" | -2.37% | -20 mm | 58.6 mph | calculate → |
| 355/40R22 | 33.18" | -0.12% | +70 mm | 59.9 mph | calculate → |
| 315/45R22 | 33.16" | -0.18% | +30 mm | 59.9 mph | calculate → |
| 265/60R22 | 34.52" | +3.91% | -20 mm | 62.3 mph | calculate → |
| 305/50R22 | 34.01" | +2.37% | +20 mm | 61.4 mph | calculate → |
| 33x13.50R22 | 33.00" | -0.66% | +58 mm | 59.6 mph | calculate → |
| 33x14.50R22 | 33.00" | -0.66% | +83 mm | 59.6 mph | calculate → |
Plus / minus sizing: 21" and 23" rims
Same overall height on a different rim. Check wheel width and clearance before switching.
| Size | Diameter | Difference | Width | Speedo at 60 | |
|---|---|---|---|---|---|
| 275/55R21 | 32.91" | -0.94% | -10 mm | 59.4 mph | calculate → |
Try another size against 285/50R22
Questions
What size is 285/50R22 in inches?
285/50R22 is about 33.2" tall and 11.2" wide on a 22-inch rim — roughly a 33x11.00R22 in inch sizing.
What does 285/50R22 mean?
285 mm section width, sidewall 50% of the width (5.61"), radial construction, 22-inch rim.
What tire sizes are equivalent to 285/50R22?
On the same 22" rim, within 3% of the diameter: 355/40R22 (-0.12%), 315/45R22 (-0.18%), 33x12.50R22 (-0.66%), 33x13.50R22 (-0.66%), 33x14.50R22 (-0.66%), 275/50R22 (-1.19%).
How many revolutions per mile does a 285/50R22 tire make?
About 607 revolutions per mile (circumference 104.4").
How these numbers are computed
Diameter = rim + 2 × sidewall, sidewall = width × aspect ÷ 100, circumference = π × diameter, revolutions per mile = 63,360 ÷ circumference. Real tires differ by brand by a few tenths of an inch. Last reviewed October 14, 2026.