tireheight.com265/70R16 vs 285/70R17
285/70R17 is 2.2″ taller than 265/70R16 on average, going by the heights their makers list (30.6″ vs 32.9″). On paper the gap is 2.10″.
What changes
Going from 265/70R16 to 285/70R17.
Lift is half the height difference, since the axle sits at the middle of the tire. The speedometer figure assumes it was set for 265/70R16 and uses the revolutions per mile the makers publish: at an indicated 60 mph you'd be doing 64.3 mph.
Side by side
| 265/70R16 | 285/70R17 | Difference | |
|---|---|---|---|
| Listed height ″ | 30.60–30.90 | 32.70–33.15 | +2.22 |
| Size code height ″ | 30.61 | 32.71 | +2.10 |
| Height under load ″ | 29.7 | 31.8 | +2.1 |
| Width ″ | 10.43 | 11.22 | +0.79 |
| Listed width ″ | 10.5–10.7 | 11.4–11.6 | +0.8 |
| Sidewall ″ | 7.30 | 7.85 | +0.55 |
| Wheel ″ | 16 | 17 | +1 |
| Weight lb | 33.0–56.6 | 46.0–65.7 | +14.9 |
| Tread depth /32″ | 11–19 | 13–19 | +3.0 |
| Tires listed | 21 | 36 |
Tires sold in both sizes
The same model in each size, by the heights the maker lists. Averages where a model comes in several load ranges.
| Tire | 265/70R16 ″ | 285/70R17 ″ | Taller by | Heavier by |
|---|---|---|---|---|
| BFGoodrich All-Terrain T/A KO2 | 30.60 | 32.80 | +2.20″ | +1.1 lb |
| BFGoodrich All-Terrain T/A KO3 | 30.60 | 32.80 | +2.20″ | +4.1 lb |
| BFGoodrich Mud-Terrain T/A KM3 | 30.60 | 32.80 | +2.20″ | +9.1 lb |
| BFGoodrich Trail-Terrain T/A | 30.60 | 32.80 | +2.20″ | +5.4 lb |
| BFGoodrich Trail-Terrain T/A+ | 30.60 | 32.80 | +2.20″ | +5.8 lb |
| General Grabber A/TX | 30.60 | 32.70 | +2.10″ | +16.0 lb |
| General Grabber APT | 30.60 | 32.70 | +2.10″ | +18.1 lb |
| Michelin Defender LTX M/S 2 | 30.60 | 32.80 | +2.20″ | +14.4 lb |
| Mickey Thompson Baja Boss A/T | 30.80 | 32.90 | +2.10″ | +13.5 lb |
| Mickey Thompson Baja Legend EXP | 30.90 | 33.10 | +2.20″ | +7.0 lb |
| Toyo Open Country A/T III | 30.63 | 32.81 | +2.18″ | +12.7 lb |
| Toyo Open Country H/T II | 30.63 | 32.76 | +2.13″ | +15.3 lb |
| Toyo Open Country R/T Trail | 30.60 | 32.76 | +2.16″ | +12.3 lb |
Questions about 265/70R16 vs 285/70R17
How much taller is 285/70R17 than 265/70R16?
2.22″ on average, going by the heights tire makers list: 265/70R16 tires are listed at 30.60–30.90″ and 285/70R17 at 32.70–33.15″. The size codes work out to 30.61″ and 32.71″, a 2.10″ difference.
How much lift does 285/70R17 give over 265/70R16?
The tire's radius grows by 1.11″, so the axle sits about 1.11″ higher, and the top of the tread comes 1.11″ closer to the fender. 285/70R17 is also 0.79″ wider on paper, 0.39″ per side on the same wheel. Whether it fits depends on your vehicle, lift and wheel offset.
Will my speedometer be off with 285/70R17 instead of 265/70R16?
Yes. If it's set for 265/70R16, it will read about 7.2% slow: at an indicated 60 mph you'll be doing 64.3 mph. Worked out from the revolutions per mile the makers publish.
Can 285/70R17 go on the same wheel as 265/70R16?
No. 265/70R16 fits a 16-inch wheel and 285/70R17 a 17-inch wheel.