275/55r20 vs 285/55r20 Tire Size
When it comes to different types of tire sizes, there are a few things you should keep in mind before making a final decision on what type will work best with your car and its intended use.
In this article, we’ll look in-depth at the differences between 275 55r20 and 285 55r20 tire sizes and which one might be right for you. Keep reading to learn more about the pros and cons of these two popular tire sizes.
275/55r20 vs 285/55r20 Table
285 55r20 | 275 55r20 |
Overall Diameter 32.34 inches | Overall Diameter 31.91 inches |
Width 11.22 inches | Width 10.83 inche |
Sidewall Height 6.17 inches | Sidewall Height 5.95 inches |
Radial Tire (A Radial-Ply Tire) | Radial Tire (A Radial-Ply Tire) |
Rim Size 18 inches | Rim Size 18 inches |
Circumference 101.61 inches | Circumference 100.25 inches |
Revs Per Mile 623 | Revs Per Mile 632 |
What Does 275 55r20 Tire Mean?
The first number, 275, is the width of the tire in millimeters. The second number, 55, is the aspect ratio. This is the height of the sidewall expressed as a percentage of the width. In this case, it’s 55%.
The last number, 20, is the diameter of the wheel in inches. This means it will provide a smoother ride and more grip on the road. It’s a good choice for people who want a balance between comfort and performance.
Tire Diameter
Tire diameter is also called the “tall” of the tire. The 275 55r20 has a diameter of 31.91 inches, and the 285 55r20 has a diameter of 32.34 inches. The difference between those two tire sizes is 0.43 inches or 1.4%. As you can see, the difference between these two sizes is significant. The 285 55r20 is a much taller tire. This means that it will have a higher top speed and better acceleration.
It’s also a good choice for people who want a more comfortable ride. The taller sidewall will absorb more of the bumps in the road. The downside of a taller tire is that it will be more challenging to handle. It will also wear out faster because there is more contact with the road.
Section Width
The section width of a tire is the width from sidewall to sidewall. The 275 55r20 has a width of 10.83 inches, and the 285 55r20 has a width of 11.22 inches. That’s a difference of 0.39 inches or about 3.6%.
The wider tire will have a better grip on the road. It will also be more stable at high speeds. The downside of a wider tire is that it will be more difficult to maneuver. It will also wear out faster because there is more contact with the road.
Circumference
The circumference of a tire is the distance around the outside of the tire. The 275 55r20 has a circumference of 100.25 inches, and the 285 55r20 has a circumference of 101.61 inches. That’s a difference between about 1.36 inches or 1.4%.
Revolutions Per Mile
The number of revolutions per mile measures how far the tire will travel in one revolution. The 275 55r20 has revolutions per mile of 632, and the 285 55r20 has revolutions per mile of 623.
This means the 275 55r20 will travel about 9 miles farther in one revolution than the 285 55r20. This difference is insignificant, and you probably won’t notice it while driving.
Sidewall Height
The sidewall height of a tire is the distance from the edge of the wheel to the top of the tire. The 275 55r20 has a sidewall height of 5.95 inches, and the 285 55r20 has a sidewall height of 6.17 inches. That’s a difference of 0.22 inches or about 3.6 percent.
A taller sidewall will provide a more comfortable ride because it will absorb more of the bumps in the road. It will also make the car more stable at high speeds. The downside of a taller sidewall is that it will make the vehicle more difficult to handle.
Wheel Size
The wheel size is the diameter of the wheel in inches. The 275 55r20 has a wheel size of 20 inches, and the 285 55r20 has a wheel size of 20 inches. That means they are the same size. The difference in wheel size does not affect the performance of the tire. It is purely aesthetic.
Construction Type
The construction type of a tire is the way the layers of the tire are put together. The 275 55r20 has a construction type of radial, and the 285 55r20 has a construction type of radial.
This means the tires are made with plies that go radially across the tire. Radial construction is the most common type of tire construction. It provides a good balance between comfort and performance.
Our Observation
The main difference between 275 55r20 and 285 55r20 tire sizes is in the section width. The 275 55r20 is slightly narrower than the 285 55r20. The 285 55r20 will have a better grip on the road and be more stable at high speeds but more challenging to maneuver. The 275 55r20 will have a slightly better fuel economy.
Conclusion
To summarize, the 275 55r20 is a broader and shorter tire than the 285 55r20. The 275 55r20 will have a better fuel economy, and the 285 55r20 will perform better. Choose the tire that best fits your needs. If you are still undecided, we suggest you consult with a professional.
They can help you choose the best tire for your needs. We hope this article was helpful. Please feel free to contact us if you have any further questions. We would be happy to help! Thank you for reading.
Related Article
