275 55r20 vs 33×12 50r20 Tire Size
When it comes to tires, there are a lot of choices to make. Do you want a bigger or smaller tire? A wider or narrower one? And what about the type of terrain you’ll be driving on – is there a specific type of tire that will work better for you? This blog post will compare the 275 55r20 and 33×12 50r20 tire sizes and help you decide which one is better for you.
275 55r20 vs 33×12 50r20 Table
33x12 50r20 | 275 55r20 |
Overall Diameter 33.02 inches | Overall Diameter 33.02 inches |
Width 12.52 inches | Width 12.52 inche |
Sidewall Height 6.51 inches | Sidewall Height 6.51 inches |
Radial Tire (A Radial-Ply Tire) | Radial Tire (A Radial-Ply Tire) |
Rim Size 20 inches | Rim Size 20 inches |
Circumference 103.74 inches | Circumference 103.74 inches |
Revs Per Mile 610 | Revs Per Mile 632 |
What Does 275 55r20 Tire Mean?
This tire size is a bit bigger than a standard passenger car tire and is often used on SUVs, trucks, and vans. The first number indicates the width of the tire in millimeters. In this case, the width is 275 mm.
The second number, 55, is the aspect ratio, indicating the height of the sidewall. In this case, it’s 55% of the width, or 152.75 mm. The “r” stands for radial construction, and the 20 is the diameter of the wheel in inches.
Tire Diameter
Tire diameter is critical because it has to match the diameter of your wheel. The diameter of the 275 55r20 tire is 31.91 inches. The 33×12 50r20 has a diameter of 33 inches. So, if you’re looking for a slightly bigger tire than the standard, the 33×12 50r20 is a good choice.
Section Width
The section width is the width of the tire from sidewall to sidewall. The 275 55r20 has a section width of 10.83 inches. The 33×12 50r20 has a section width of 12.52 inches. So, if you’re looking for a wider tire, the 33×12 50r20 is a good choice. So the difference in section width is 1.69 inches or 15.6%.
Circumference
Another important factor to consider is the circumference of the tire. This is important because it affects the gear ratio of your vehicle and how fast the tires spin. The 275 55r20 has a circumference of 100.25 inches.
The 33×12 50r20 has a circumference of 103.74 inches. So the difference in circumference is 3.49 inches or 3.5%. More circumference means the tires will spin slower.
Revolutions Per Mile
The number of revolutions per mile (RPM) is how many times the tire will go around in one mile. This is important because it affects the fuel economy of your vehicle. The 275 55r20 has an RPM of 632.
The 33×12 50r20 has an RPM of 610. This means that the 275 55r20 will spin faster and therefore use more fuel. The 33×12 50r20 tire size would be more fuel-efficient.
Sidewall Height
The sidewall height is the distance from the edge of the wheel to the top of the tire. The 275 55r20 has a sidewall height of 151.25 mm. The 33×12 50r20 has a sidewall height of 165.36 mm. So the difference in sidewall height is 14.11 mm or 9.3%. This means that the 33×12 50r20 has a taller sidewall and will provide more protection for the wheel.
Wheel Size
The wheel size is the diameter of the wheel. The 275 55r20 has a wheel size of 20 inches. The 33×12 50r20 has a wheel size of 20 inches. So both can fit 20 inches rim size.
Construction Type
The construction type of a tire is how the layers of the tire are put together. The 275 55r20 has radial construction. The 33×12 50r20 has radial construction. So both have radial construction types. Radial tires are the most common type of tire.
They’re made with plies that go from the bead of the tire to the sidewall at a 90-degree angle. Radial tires are more flexible than other types of tires, which makes them better at absorbing impact and providing a smooth ride.
Our Observation
The main difference between 275 55r20 and 33×12 50r20 Tire Sizes is in the section width. The 275 55r20 has a section width of 10.83 inches, and the 33×12 50r20 has a section width of 12.52 inches. So, if you’re looking for a wider tire, the 33×12 50r20 is a good choice.
If you are looking for a tire which easier to handle, the 275 55r20 is a good choice. It would be best if you also considered the tire’s circumference because it affects the gear ratio of your vehicle and how fast the tires spin.
Conclusion
Both tire size has their own advantage and disadvantage. It depends on your own needs and preference to choose which size fits you the most. You should consult with the local machine or check your car manual before buying new tires. I hope this article can give some inspiration and knowledge for you to choose the best tire size. Thank you for reading.
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