225/75r15 vs 235/70r15 Tire Size
If you’re in the market for new tires, you might be wondering whether to go with 225 75r15 or 235 70r15. Both sizes have pros and cons, but which is right for you? We’ll break down the differences between these two tire sizes so you can make an informed decision.
225 75r15 vs 235 70r15 Table
This comparison table will help you see the differences between the two sizes at a glance.
235/70r15 | 225/75r15 |
Overall Diameter 27.95 inches | Overall Diameter 28.29 inches |
Width 9.25 inches | Width 8.86 inches |
Sidewall Height 6.48 inches | Sidewall Height 6.64 inches |
Radial Tire (A Radial-Ply Tire) | Radial Tire (A Radial-Ply Tire) |
Rim Size 15 inches | Rim Size 15 inches |
Circumference 87.82 inches | Circumference 88.87 inches |
Revs Per Mile 721 | Revs Per Mile 712 |
Overall Diameter
You’ll first notice that the 235/70R15 tire has a slightly larger overall diameter than the 225/75R15. The overall diameter of the 235 70r15 tires is 27.95 inches, and the overall diameter of the 235 75r15 tires is 28.29 inches.
This means that the 235/70R15 will be slightly taller and have a slightly larger contact patch with the ground. This can be beneficial if you want a tire with better traction. Still, it can also be a downside if you are concerned about fuel economy.
Section Width
The section width of a tire is the width from one sidewall to the other. The section width of the 235/70R15 is 9.25 inches, and the section width of the 225/75R15 is 8.86 inches. The difference between those tire sizes is 0.39 inches or about 4.4%.
This means the 235/70R15 is slightly wider than the 225/75R15. This can be beneficial if you want a tire with better stability. Still, it can also be a downside if you are concerned about tire clearance.
Circumference
The circumference of a tire is the distance around the outside of the tire. The circumference of the 235/70R15 is 87.82 inches, and the circumference of the 225/75R15 is 88.87 inches. The difference between those tire sizes is 1.05 inches or about 1.2%.
This means that the 235/70R15 is slightly smaller in circumference than the 225/75R15. This can be beneficial if you are looking for a tire that is easier to rotate. Still, it can also be a downside if you are concerned about ground clearance.
Revolutions Per Mile
The number of revolutions per mile (or RPM) measures how far the tire will travel in one mile. The 235/70R15 has an RPM of 712, and the 225/75R15 has an RPM of 721. The difference between those tire sizes is about 1.2%.
This means the 225/75R15 will travel about 8 miles further than the 235/70R15 in one mile. This can be beneficial if you are looking for a tire with better fuel economy, but it can also be a downside if you are concerned about tire wear.
Sidewall Height
A tire’s sidewall height is the distance from the edge of the tread to the top of the bead. The sidewall height of the 235/70R15 is 6.48 inches, and the sidewall height of the 225/75R15 is 6.64 inches. This means the 225/75R15 has a taller sidewall than the 235/70R15.
Wheel Size
The wheel size is the diameter of the wheel that the tire is mounted on. The 235/70R15 can be mounted on a 15-inch wheel, and the 225/75R15 can be mounted on a 15-inch wheel. This means both tire sizes can be used on the same size wheel.
Construction Type
The construction type of a tire is the way the layers of the tire are put together. The 235/70R15 is available in both radial and bias ply construction, and the 225/75R15 is available in radial construction. This means the 235/70R15 is available in a wider range of construction types than the 225/75R15.
Our Observation
The main difference between 225 75r15 and 235 70r15 tire sizes is the section width. That means the 235 70r15 tire size is 0.39 inches or about 4.4% wider than the 225 75r15 tire size. If you’re looking for a tire with better stability, the 235 70r15 is a good choice. If you’re concerned about fuel economy or tire wear, the 225 75r15 is a better choice.
Conclusion
Which tire size to choose depends on your priorities and driving needs. If you need a tire with better stability, the 235 70r15 is a good choice. If you’re concerned about fuel economy or tire wear, the 225 75r15 is a better choice.
I hope this article, 225 75r15 and 235 70r15 tire size Comparison, helped make your decision. If you have any questions, please leave a comment below. I’ll be happy to answer them. Thank you for reading! Drive safely!
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