Tire Size 275/60r20 vs 275/55r20
If you are in the market for new tires, the sheer number of options can be overwhelming. When it comes to tire size, the numbers and letters on the sidewall can be confusing. We will compare two popular tire sizes, 275 60r20 and 275 55r20, to help you make an informed decision.
275/60r20 vs 275/55r20 Table
This table offers a side-by-side comparison of tire sizes 275 60r20 and 275 55r20, allowing you to better comprehend their differences.
| Feature | 275/55r20 | 275/60r20 | Difference |
|---|---|---|---|
| Diameter | 31.91″ | 32.99″ | 1.08 in (3.4%) |
| Width | 10.83″ | 10.83″ | Same |
| Circumference | 100.25″ | 103.65″ | 3.4 in (3.4%) |
| Sidewall Height | 5.95″ | 6.5″ | 0.54 in (9.1%) |
| Revolutions | 632.04 | 611.3 | 20.74 (3.3%) |
Alternative Tire Size for 275/55r20
The table above shows the tire size, overall diameter, and difference in percentage between each tire size and the tire with the smallest overall diameter in the list (255/55R20). The overall diameter is measured in inches and millimeters.
| Tire Size | Overall Diameter | Difference |
|---|---|---|
| 255/55R20 | 31″ (788 mm) | -2.7% |
| 285/50R20 | 31.3″ (794 mm) | -2% |
| 245/60R20 | 31.6″ (802 mm) | -1% |
| 295/50R20 | 31.7″ (804 mm) | -0.7% |
| 255/60R20 | 32″ (814 mm) | 0.5% |
| 305/50R20 | 32″ (814 mm) | 0.5% |
| 285/55R20 | 32.4″ (822 mm) | 1.5% |
| 315/50R20 | 32.4″ (824 mm) | 1.7% |
| 265/60R20 | 32.5″ (826 mm) | 2% |
| 295/55R20 | 32.8″ (832 mm) | 2.7% |
| 325/50R20 | 32.8″ (834 mm) | 3% |
Alternative Tire Size for 275/60r20
The table shows various tire sizes, their overall diameter in inches and millimeters, and the percentage difference in overall diameter compared to a reference tire size.
| Tire Size | Overall Diameter | Difference |
|---|---|---|
| 255/60R20 | 32″ (814 mm) | -2.9% |
| 305/50R20 | 32″ (814 mm) | -2.9% |
| 285/55R20 | 32.4″ (822 mm) | -1.9% |
| 315/50R20 | 32.4″ (824 mm) | -1.7% |
| 265/60R20 | 32.5″ (826 mm) | -1.4% |
| 295/55R20 | 32.8″ (832 mm) | -0.7% |
| 325/50R20 | 32.8″ (834 mm) | -0.5% |
| 305/55R20 | 33.2″ (844 mm) | 0.7% |
| 375/45R20 | 33.3″ (846 mm) | 1% |
| 285/60R20 | 33.5″ (850 mm) | 1.4% |
| 295/60R20 | 33.9″ (862 mm) | 2.9% |
Overall Diameter
One of the main differences between 275 60r20 and 275 55r20 tires is their overall diameter. The 275 60r20 has an overall diameter of 32.99 inches, while the 275 55r20 has an overall diameter of 31.91 inches. This means that the 275 60r20 is taller than the 275 55r20 by 1.1 inches.
The taller overall diameter of the 275 60r20 can provide better ground clearance and can be beneficial for off-road or rugged terrain driving. However, a taller tire can also affect your vehicle’s speedometer accuracy.
Tread Width
In terms of tread width, the 275 60R20 and 275 55R20 tires share similarities. Specifically, both tires possess a tread width of 275mm, which is considered wide enough to offer adequate grip and stability on various types of road surfaces.
Rim Diameter
Another key difference between the two tire sizes is their rim diameter. The 275 60r20 has a rim diameter of 20 inches, while the 275 55r20 has a rim diameter of 20 inches. This means that both tires are compatible with the same rim size, so you don’t have to worry about buying new rims.
Sidewall Height
The sidewall height is the distance between the rim and the outer edge of the tire. The 275 60r20 has a sidewall height of 6.5 inches, while the 275 55r20 has a sidewall height of 5.95 inches.
This means that the 275 60r20 has a taller sidewall than the 275 55r20, which can provide a smoother ride and better shock absorption. However, a taller sidewall can also make the tire more prone to rolling when taking sharp turns at high speeds.
Circumference
The circumference and revolutions of a tire can affect your vehicle’s speedometer accuracy. The 275 60r20 has a circumference of 103.65 inches and makes 611.3 revolutions per mile, while the 275 55r20 has a circumference of 100.25 inches and makes 632.04 revolutions per mile. This means that the 275 60r20 will have a slower speedometer reading than the 275 55r20.
Our Observation
After comparing 275 60r20 and 275 55r20 tires, we believe that the best tire for you depends on your driving needs and preferences. If you need better ground clearance and a smoother ride, the 275 60r20 may be the better choice.
However, if you are looking for a tire that provides better handling and speedometer accuracy, the 275 55r20 may be the better option. In any case, it’s important to choose a tire that is compatible with your vehicle and suits your driving style.
In conclusion, understanding tire size can be overwhelming, but by knowing the differences between popular tire sizes, you can make an informed decision and select the tire that best suits your needs. We hope that this comparison article of 275 60r20 and 275 55r20 has provided you with the necessary information and comparisons to help you make an informed decision.
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.