265/25R20 tire size in inches
A 265/25R20 tire measures
25.2" tall × 10.4" wide
2.61" sidewall on a 20" wheel. 800 revolutions per mile.
265/25R20 means a tire 265 mm wide, with sidewalls 25% as tall as the tire is wide (66 mm), radial construction (R), for a 20 inch wheel.
265/25R20 specs
| Overall diameter (height) | 25.22 inches (641 mm) |
|---|---|
| Section width | 10.43 inches (265 mm) |
| Sidewall height | 2.61 inches (66 mm) |
| Wheel (rim) diameter | 20 inches |
| Circumference | 79.2 inches (2,012 mm) |
| Revolutions per mile | 800 |
| Revolutions per kilometer | 497 |
| Approximate rim width | 8.5" to 10.0" |
| In inches (flotation style) | 25.2x10.4R20 |
| Aspect ratio | 25% |
Calculated from the size. Real tires differ by brand, model and tread depth, typically by a few tenths of an inch.
Sizes that can replace 265/25R20 on a 20" wheel
These 20" sizes are within 3% of 265/25R20's overall diameter, the range most tire shops treat as interchangeable.
| Size | Diameter | Width | Difference | Real speed at 60 | |
|---|---|---|---|---|---|
| 225/30R20 | 25.31" | 8.86" | +0.4% | 60.2 mph | Compare |
| 215/30R20 | 25.08" | 8.46" | −0.5% | 59.7 mph | Compare |
| 275/25R20 | 25.41" | 10.83" | +0.8% | 60.5 mph | Compare |
| 255/25R20 | 25.02" | 10.04" | −0.8% | 59.5 mph | Compare |
| 235/30R20 | 25.55" | 9.25" | +1.3% | 60.8 mph | Compare |
| 245/25R20 | 24.82" | 9.65" | −1.6% | 59.1 mph | Compare |
| 285/25R20 | 25.61" | 11.22" | +1.6% | 60.9 mph | Compare |
| 245/30R20 | 25.79" | 9.65" | +2.3% | 61.4 mph | Compare |
| 235/25R20 | 24.63" | 9.25" | −2.3% | 58.6 mph | Compare |
| 295/25R20 | 25.81" | 11.61" | +2.3% | 61.4 mph | Compare |
| 215/35R20 | 25.93" | 8.46" | +2.8% | 61.7 mph | Compare |
Same height on other wheel sizes (plus and minus sizing)
| Size | Wheel | Diameter | Difference | |
|---|---|---|---|---|
| 195/60R16 | 16" | 25.21" | 0.0% | Compare |
| 225/35R19 | 19" | 25.20" | −0.1% | Compare |
| 315/25R19 | 19" | 25.20" | −0.1% | Compare |
| 185/70R15 | 15" | 25.20" | −0.1% | Compare |
| 235/50R16 | 16" | 25.25" | +0.1% | Compare |
| 235/55R15 | 15" | 25.18" | −0.2% | Compare |
| 265/30R19 | 19" | 25.26" | +0.2% | Compare |
| 205/45R18 | 18" | 25.26" | +0.2% | Compare |
| 215/60R15 | 15" | 25.16" | −0.2% | Compare |
| 195/80R13 | 13" | 25.28" | +0.3% | Compare |
| 295/40R16 | 16" | 25.29" | +0.3% | Compare |
| 205/70R14 | 14" | 25.30" | +0.3% | Compare |
One size up or down
- 255/25R20narrower: 25.0" × 10.0"
- 275/25R20wider: 25.4" × 10.8"
- 265/30R20taller sidewall: 26.3" × 10.4"
Compare 265/25R20 with another size
Questions
- How tall is a 265/25R20 tire?
- A 265/25R20 tire is 25.2 inches tall (641 mm), calculated from the size. It is 10.4 inches wide with 2.6 inches sidewalls. Real tires vary by a few tenths of an inch between brands and tread patterns.
- What does 265/25R20 mean?
- 265/25R20 means a tire 265 mm wide, with sidewalls 25% as tall as the tire is wide (66 mm), radial construction (R), for a 20 inch wheel.
- How many revolutions per mile does a 265/25R20 tire make?
- About 800 revolutions per mile, based on a circumference of 79.2 inches. Under load the tire flattens slightly, so the maker's published figure is usually a little higher.
- What rim width fits a 265/25R20 tire?
- Roughly 8.5" to 10.0". Check the tire maker's approved rim range for the exact model before buying wheels.
- Can I use 225/30R20 instead of 265/25R20?
- 225/30R20 is +0.10 inches (+0.4%) in overall diameter, so at an indicated 60 mph you would be doing 60.2 mph. Differences under 3% are usually fine, but check clearance, load index and your vehicle's placard.