245/75R16 vs 265/75R16
265/75R16 is 1.18 inches taller than 245/75R16 and 20 mm (0.8 in) wider.
+3.9% height. Outside the usual 3% rule: the speedometer and ride height change noticeably.
| Measurement | 245/75R16 | 265/75R16 | Difference |
|---|---|---|---|
| Overall height | 30.5 in | 31.6 in | +1.18 in (+3.9%) |
| Section width | 9.6 in | 10.4 in | +0.79 in (+20 mm) |
| Sidewall height | 7.2 in | 7.8 in | +0.59 in |
| Circumference | 95.7 in | 99.4 in | +3.7 in |
| Revolutions per mile | 662 | 637 | −25 |
| Ride height | +0.59 in |
Speedometer
With 265/75R16 fitted, a speedometer set up for 245/75R16 shows the first number when you are really doing the second.
- 3031.2 mph
- 4546.7 mph
- 6062.3 mph
- 7577.9 mph
The two sizes
245/75R16 is 30.5 inches tall with a 7.2-inch sidewall. 265/75R16 is 31.6 inches tall with a 7.8-inch sidewall. A taller sidewall rides softer and gives more ground clearance; a shorter one turns in more sharply. Try other pairs in the tire size calculator.
More comparisons
Questions
Which is bigger, 245/75R16 or 265/75R16?
265/75R16 is taller: 31.6 inches against 30.5. 265/75R16 is wider, at 265 mm.
Can I replace 245/75R16 with 265/75R16?
It is 3.9% taller, outside the usual 3% rule, so expect a noticeable speedometer change and check for rubbing at full lock and full suspension travel.
How much does the speedometer change?
With 265/75R16 on a vehicle set up for 245/75R16, the speedometer shows 60 mph at a true 62.3 mph, and 70 at 72.7.