285 65r18 vs 275 70r18 Tire Size
When you’re looking for the right tire for your vehicle, it can be helpful to know exactly what goes into choosing between different types of tires. Different kinds of tires are made to tackle different kinds of terrain and weather conditions.
The size of your tire is one of the most important factors in determining which type is best for you. Read on to learn more about the differences between 285 65r18 and 275 70r18 tire sizes and how they impact your driving experience.
285/65r18 vs 275/70r18 Table
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What Does 275 70r18 Tire Mean?
The 275 70r18 tire size is a common choice for many SUVs and truck owners. This size tire is typically more comprehensive than a passenger car tire and has a taller sidewall. The first number, “275,” in size, refers to the width of the tire in millimeters. The second number, “70,” is the sidewall height.
The “r” in the 275 70r18 tire size stands for Radial, which means that the tires are made with plies that run perpendicular to the tread. The “18” in 275 70r18 tire size indicates that the tires are 18 inches in diameter.
Tire Diameter
If you have a tall tire, it will take less rotations for the tire to make one full revolution. This means that your vehicle will have to work harder to turn the taller tires. Conversely, if you have shorter tires, it will take more rotations for the tire to make one full revolution. This means that your vehicle will have an easier time turning the shorter tires.
The diameter of the 285 65r18 tires is 32.59 inches, and the diameter of the 275 70r18 tires is 33.16 inches. This means that the 275 70r18 tire is taller than the 285 65r18 tires. This can affect how your vehicle handles, which you should keep in mind when choosing tires for your vehicle.
Section Width
The section width of a tire is the width of the tire from sidewall to sidewall. The section width of the 285 65r18 tires is 11.22 inches, and the section width of the 275 70r18 tires is 10.83 inches. This means that the 285 65r18 tires are slightly wider than the 275 70r18 tires.
Wider tires can provide your vehicle with better traction, but they can also be more challenging to handle. The width of the tires is something you should consider when choosing tires for your vehicle.
Circumference
The circumference of a tire is the distance around the outside of the tire. The circumference of the 285 65r18 tires is 102.37 inches, and the circumference of the 275 70r18 tires is 104.17 inches.
This means that the 275 70r18 tires are slightly longer than the 285 65r18 tires. The length of the tires can affect the way your vehicle handles, and it is something you should keep in mind when choosing tires for your vehicle.
Revolutions Per Mile
The number of revolutions per mile (RPM) is a measure of how often the tire turns. The higher the RPM, the more times the tire turns in a mile. The RPM of the 285 65r18 tires is 618, and the RPM of the 275 70r18 tires is 608.
This means that the 285 65r18 tires will turn more times in a mile than the 275 70r18 tires. The number of RPMs can affect the way your vehicle handles, and it is something you should keep in mind when choosing tires for your vehicle.
Sidewall Height
The sidewall height of a tire is the distance from the edge of the tire to the tread. The sidewall height of the 285 65r18 tires is 7.29 inches, and the sidewall height of the 275 70r18 tires is 7.58 inches. This means that the 275 70r18 tires have taller sidewalls than the 285 65r18 tires.
Wheel Size
The wheel size is the diameter of the wheel that the tire is mounted on. The wheel size of the 285 65r18 tires is 18 inches, and the wheel size of the 275 70r18 tires is also 18 inches. This means that both tire sizes can be mounted on the same size wheels.
Construction Type
The construction type of a tire is the way the plies are arranged. The construction type of the 285 65r18 tires is Radial, and the construction type of the 275 70r18 tires is also Radial. This means that both tire sizes are made with plies that run perpendicular to the tread.
Our Observation
The main difference between 285 65r18 and 275 70r18 tire size is in the section width. The 285 65r18 tire size is 0.39 inches or 3.5% more than the 275 70r18 tire size. Although sidewall height of 275 70r18 tire size taller than 285 65r18 tire size. The difference is not too big; only 0.29 inches or around become taller for about 3.9%.
If you are looking for better handling, then you should choose the 285 65r18 tire size. But if you want your vehicle to be able to go off-road more efficiently, then you should choose the 275 70r18 tire size.
Conclusion
It all comes down to what you want to use your vehicle for and what you are looking for in a tire. Choose the tire size that best suits your needs and your vehicle’s needs.
We hope this blog post has helped you understand the difference between 285 65r18 and 275 70r18 tire sizes. If you have any questions, please feel free to contact us. We would be happy to help you choose the right tires for your vehicle. Thank you for reading!
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Meet Caitlin McCormack, a Tire Size Expert and Blogger Passionate About Everything Related to Tires. With Years of Experience in the Tire Industry, Caitlin Has Become an Expert in Tire Sizes and Their Impact on Vehicle Performance.