Tire Size 245 75r17 vs 265 70r17
Sizing tires can be a little confusing. There are so many numbers and letters to remember! But don’t worry, we’re here to help. We will discuss the differences between 245 75r17 and 265 70r17 tire sizes. We will also provide a table that compares the two sizes in terms of width, height, circumference, and revolutions per mile. So what’s the difference? Let’s find out!
245/75r17 vs 265/70r17 Table
This comparison table will help you understand the differences between 245 75r17 and 265 70r17 tire sizes.
| Feature | 265/70r17 | 245/75r17 | Differ. |
|---|---|---|---|
| Diameter | 31.61″ | 31.47″ | 0.14 in |
| Width | 10.43″ | 9.65″ | 0.79 in |
| Circumference | 99.29″ | 98.86′ | 0.43 in |
| Sidewall Height | 7.3″ | 7.23″ | 0.07 in |
| Revolutions per mile | 638.1 | 640.9 | 2.79 |
Alternative Tire Size for 265/70r17
If you’re looking for alternative tire sizes to replace 265/70R17, this table chart can be helpful.
| Tire Size | Overall Diameter | Difference |
|---|---|---|
| 235/75R17 | 30.9″ (784 mm) | -2.5% |
| 255/70R17 | 31.1″ (790 mm) | -1.7% |
| 275/65R17 | 31.1″ (790 mm) | -1.7% |
| 305/60R17 | 31.4″ (798 mm) | -0.7% |
| 245/75R17 | 31.5″ (800 mm) | -0.5% |
| 285/65R17 | 31.6″ (802 mm) | -0.2% |
| 235/80R17 | 31.8″ (808 mm) | 0.5% |
| 345/55R17 | 32″ (812 mm) | 1% |
| 255/75R17 | 32″ (814 mm) | 1.2% |
| 275/70R17 | 32.2″ (818 mm) | 1.7% |
| 305/65R17 | 32.6″ (828 mm) | 3% |
Alternative Tire Size for 245/75R17
If you’re looking for alternative tire sizes to replace 265/70R17, there are various options available, and you can use a table chart to compare them.
| Tire Size | Overall Diameter | Difference |
|---|---|---|
| 235/75R17 | 30.9″ (784 mm) | -2% |
| 275/65R17 | 31.1″ (790 mm) | -1.3% |
| 255/70R17 | 31.1″ (790 mm) | -1.3% |
| 305/60R17 | 31.4″ (798 mm) | -0.2% |
| 285/65R17 | 31.6″ (802 mm) | 0.2% |
| 265/70R17 | 31.7″ (804 mm) | 0.5% |
| 235/80R17 | 31.8″ (808 mm) | 1% |
| 345/55R17 | 32″ (812 mm) | 1.5% |
| 255/75R17 | 32″ (814 mm) | 1.8% |
| 275/70R17 | 32.2″ (818 mm) | 2.3% |
Overall Diameter
The overall diameter of a tire can have a huge impact on its performance. The 245/75R17 has a diameter of 31.47 inches (799.3 mm), while the 265/70R17 has a diameter of 31.61 inches (802.8mm).
This means that the 245/75R17 is slightly shorter than the 265/70R17, which can provide better speed and handling capabilities on paved roads. However, the smaller size also means that it could be less stable on off-road terrain.
Section Width
The section width of a tire is one of the most important factors to consider when selecting the right size for your vehicle. The 245/75R17 has a section width of 9.65 inches (245 mm), while the 265/70R17 has a section width of 10.43 inches (265 mm). This means that the 265/70R17 will have a wider contact patch with the road, giving it better traction and handling than the 245/75R17.
Circumference
The circumference of a tire is an essential factor in how the tire performs. The 245/75R17 has a circumference of 98.86 inches (2511.08 mm), while the 265/70R17 has a circumference of 99.29 inches (2522.07 mm). This means that the 265 70r17 tire is about circumference is about 0.43 inches or about 0.4% longer than the 245 75r17.
This means that the 265/70R17 tire will cover more ground with each rotation, reducing wear on the tire and providing a smoother ride than its smaller counterpart.
The difference in circumference between these two tires can also affect speedometer accuracy since the larger tire will take fewer rotations per mile than the smaller one. It’s important to consider this when selecting which size to go with in order to ensure accurate readings from your speedometer and keep your car running as smoothly as possible.
Revolutions Per Mile
The larger wheel diameter of the 265/70R17 means it has more revolutions per mile than the 245/75R17; this can be seen in its 640.9 revolutions per mile (398.24 revolutions per km). On the other hand, the 245/75R17 has fewer revolutions at 638.1 revolutions per mile (396.5 revolutions per km).
The difference in wheel diameter also affects how much wear each tire will have over time, with the 245/75R17 having less wear due to its lower number of revolutions.
Sidewall Height
A tire’s sidewall height refers to the distance between the rim and outer edge of the tire, and both 245/75R17 and 265/70R17 have different sidewall heights. The 245/75R17 has a sidewall height of 7.23 inches (183.75 mm), while the 265/70R17 has a sidewall height of 7.30 inches (185.5 mm).
This difference in sidewall height means that the 245/75R17 has a taller sidewall, which can offer more protection against road hazards and provide a smoother ride while sacrificing stability during high-speed cornering. On the other hand, with its shorter sidewall height, the 265/70R17 offers better stability while cornering at high speeds but less protection against road hazards.
Wheel Size
Wheel size is important when selecting the right tire for your vehicle. When picking a tire, it’s important to ensure that the wheel size matches the tire size you choose.
The two sizes we discussed today are 245/75R17 and 265/70R17. Both tires fit on 17-inch wheels and can be used interchangeably on vehicles requiring a 17-inch tire.
Our Observation
Tire size makes a big difference in the performance of your vehicle, and there is no better way to illustrate this than by comparing 245 75r17 vs. 265 70r17. Comparing these two sizes side-by-side makes it easy to see why tire experts and technicians tend to go with the bigger size. The larger 265 70r17 offers more power for increased traction on the road and better handling when cornering.
And when it comes to revolutions per mile, you get an impressive increase of over 6% from the 245 75r17. This means that your car will be able to accelerate faster and brake more quickly without sacrificing too much in terms of stability or comfort.
In addition, you can expect improved fuel economy and a smoother ride due to the increased circumference of the tire. This makes the 265 70r17 a superior option for any driver who wants more power out of their car.
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