285 40r24 vs 305 35r24 Tire Size
If you’re looking for a new set of tires, you may be wondering whether to go with the 285 40r24 or 305 35r24 sizes. Both of these sizes have their pros and cons, so it can be challenging to decide which one is right for you. This blog post will discuss the differences between these two sizes and help you decide which one is best for your needs.
285/40r24 vs 305/35r24 Table
285 40r24 | 305 35r24 |
Overall Diameter 32.98 inches | Overall Diameter 32.41 inches |
Width 11.22 inches | Width 12.01 inche |
Sidewall Height 4.49 inches | Sidewall Height 4.2 inches |
Radial Tire (A Radial-Ply Tire) | Radial Tire (A Radial-Ply Tire) |
Rim Size 24 inches | Rim Size 24 inches |
Circumference 103.6 inches | Circumference 101.8 inches |
Revs Per Mile 611 | Revs Per Mile 622 |
What Does 285 40r24 Tire Mean?
The 285 40r24 tire size means that the tire is 285 millimeters wide, has a sidewall height of 40% of the width, and is 24 inches in diameter. This size is commonly used on high-performance cars and SUVs. The letter “R” in the size designation means that the tire is a radial tire.
Overall Diameter
The overall diameter of the 285 40r24 tires is 32.98 inches. This is slightly larger than the 305 35r24 tire, which has an overall diameter of 32.41 inches. The difference in diameter may not seem like much, but it can make a big difference in how the tire performs.
A smaller diameter tire will have a higher top speed and better acceleration. In comparison, a larger diameter tire will have more grip and be better for off-road driving.
Section Width
The section width of the 285 40r24 tires is 11.22 inches. This is slightly narrower than the 305 35r24 tires, which have a section width of 12.01 inches. The narrower width makes the 285 40r24 tires better suited for high-speed driving, while the wider width of the 305 35r24 makes it better suited for off-road driving.
Circumference
The circumference of the 285 40r24 tires is 103.6 inches. This is slightly larger than the 305 35r24 tires, which have a circumference of 101.8 inches. The larger circumference makes the 285 40r24 tires better suited for high-speed driving. In comparison, the smaller circumference of the 305 35r24 makes it better suited for off-road driving.
Revolutions Per Mile
The 285 40r24 tires have revolutions per mile of 611. This is slightly higher than the 305 35r24 tires, which have revolutions per mile of 622. The higher revolutions per mile make the 305 35r24 tires better suited for high-speed driving, while the lower revolutions per mile of the 285 40r24 make it better suited for off-road driving.
Sidewall Height
The sidewall height of the 285 40r24 tires is 4.49 inches. This is slightly taller than the 305 35r24 tires, which have a sidewall height of 4.2 inches. The taller sidewall helps the 285 40r24 tires grip the road better. In comparison, the shorter sidewall of the 305 35r24 helps it accelerate and brake better.
Wheel Size
Rim size is not a factor when determining whether to go with 285 40r24 or 305 35r24 tires. The 285 40r24 and 305 35r24 tires can be used on a 24-inch wheel.
Construction Type
Both the 285 40r24 and 305 35r24 tires are available in radial construction. Radial tires are the most common type of tire, and they are characterized by their steel belts that run radially (i.e., perpendicular to the direction of travel). Radial tires are known for their excellent handling, long tread life, and comfortable ride.
Our Observation
The main difference between 285 40r24 and 305 35r24 tire sizes is in the section width. That means the 305 35r24 tire size is 0.79 inches or about 7% wider than the 285 40r24 tire size. The wider width of the 305 35r24 tire makes it better suited for off-road driving, while the narrower width of the 285 40r24 tire makes it better suitable for high-speed driving.
Conclusion
So, which size is right for you? If you’re looking for a tire that’s better suited for high-speed driving, the 285 40r24 is the way to go. If you’re looking for a tire that’s better suited for off-road driving, the 305 35r24 is the way to go.
It really depends on what you’re looking for in a tire. If you have any questions about which size is right for your car, please feel free to contact us. We would be happy to help you choose the correct size tire for your needs.
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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.
