34x12.50R16 tire size
34x12.50R16 is a flotation (inch) size: 34.0" tall, 12.5" wide, on a 16" rim — about a 320/70R16. The sidewall is 9.0" and the tire turns 593 times per mile.
34x12.50R16 specs
| Overall diameter (height) | 34.00" · 864 mm |
|---|---|
| Section width | 12.50" · 318 mm |
| Sidewall height | 9.00" · 229 mm (72% of width) |
| Rim diameter | 16" |
| Circumference | 106.81" · 2.713 m |
| Revolutions per mile | 593 (369 per km) |
| Closest metric size | 320/70R16 |
Equivalent sizes on a 16" 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 | |
|---|---|---|---|---|---|
| 285/75R16 common | 32.83" | -3.44% | -33 mm | 57.9 mph | calculate → |
| 315/75R16 | 34.60" | +1.77% | -3 mm | 61.1 mph | calculate → |
| 305/70R16 | 32.81" | -3.50% | -13 mm | 57.9 mph | calculate → |
| 255/85R16 | 33.07" | -2.74% | -63 mm | 58.4 mph | calculate → |
| 295/75R16 | 33.42" | -1.70% | -23 mm | 59.0 mph | calculate → |
| 35x12.50R16 | 35.00" | +2.94% | 0 mm | 61.8 mph | calculate → |
| 33x10.50R16 | 33.00" | -2.94% | -51 mm | 58.2 mph | calculate → |
| 33x12.50R16 | 33.00" | -2.94% | 0 mm | 58.2 mph | calculate → |
| 33x11.50R16 | 33.00" | -2.94% | -26 mm | 58.2 mph | calculate → |
| 33x13.00R16 | 33.00" | -2.94% | +12 mm | 58.2 mph | calculate → |
| 35x10.50R16 | 35.00" | +2.94% | -51 mm | 61.8 mph | calculate → |
| 35x14.50R16 | 35.00" | +2.94% | +50 mm | 61.8 mph | calculate → |
| 34x10.50R16 | 34.00" | 0.00% | -51 mm | 60.0 mph | calculate → |
| 34x13.50R16 | 34.00" | 0.00% | +25 mm | 60.0 mph | calculate → |
| 34x9.00R16 | 34.00" | 0.00% | -89 mm | 60.0 mph | calculate → |
| 33.5x16.50R16 | 33.50" | -1.47% | +101 mm | 59.1 mph | calculate → |
| 34.5x17.00R16 | 34.50" | +1.47% | +114 mm | 60.9 mph | calculate → |
| 33x13.50R16 | 33.00" | -2.94% | +25 mm | 58.2 mph | calculate → |
| 33x14.50R16 | 33.00" | -2.94% | +50 mm | 58.2 mph | calculate → |
| 33x14.00R16 | 33.00" | -2.94% | +38 mm | 58.2 mph | calculate → |
| 33x9.50R16 | 33.00" | -2.94% | -77 mm | 58.2 mph | calculate → |
| 35x11.50R16 | 35.00" | +2.94% | -26 mm | 61.8 mph | calculate → |
| 35x15.00R16 | 35.00" | +2.94% | +63 mm | 61.8 mph | calculate → |
| 35x16.00R16 | 35.00" | +2.94% | +88 mm | 61.8 mph | calculate → |
| 265/80R16 | 32.69" | -3.84% | -53 mm | 57.7 mph | calculate → |
| 375/65R16 | 35.19" | +3.51% | +57 mm | 62.1 mph | calculate → |
Plus / minus sizing: 15" and 17" rims
Same overall height on a different rim. Check wheel width and clearance before switching.
| Size | Diameter | Difference | Width | Speedo at 60 | |
|---|---|---|---|---|---|
| 285/75R17 | 33.83" | -0.50% | -33 mm | 59.7 mph | calculate → |
| 305/70R17 | 33.81" | -0.56% | -13 mm | 59.7 mph | calculate → |
| 34x10.50R17 | 34.00" | 0.00% | -51 mm | 60.0 mph | calculate → |
| 34x10.50R15 | 34.00" | 0.00% | -51 mm | 60.0 mph | calculate → |
| 34x12.50R15 | 34.00" | 0.00% | 0 mm | 60.0 mph | calculate → |
| 255/85R17 | 34.07" | +0.20% | -63 mm | 60.1 mph | calculate → |
| 275/80R17 | 34.32" | +0.95% | -43 mm | 60.6 mph | calculate → |
| 34x9.50R15 | 34.00" | 0.00% | -77 mm | 60.0 mph | calculate → |
Try another size against 34x12.50R16
Questions
What size is 34x12.50R16 in inches?
34x12.50R16 is about 34.0" tall and 12.5" wide on a 16-inch rim — roughly a 320/70R16 in inch sizing.
What does 34x12.50R16 mean?
34" overall diameter, 12.50" section width, radial, 16" rim.
What tire sizes are equivalent to 34x12.50R16?
On the same 16" rim, within 3% of the diameter: 34x10.50R16 (0.00%), 34x13.50R16 (0.00%), 34x9.00R16 (0.00%), 33.5x16.50R16 (-1.47%), 34.5x17.00R16 (+1.47%), 295/75R16 (-1.70%).
How many revolutions per mile does a 34x12.50R16 tire make?
About 593 revolutions per mile (circumference 106.8").
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.