285 75r16 vs 33×12 5r16 Tire Size

If you’re looking for a new set of tires, you may be wondering if 285 75r16 and 33×12 5r16 are the right choices for you. Both of these sizes are popular options, but they have different benefits and drawbacks. In this blog post, we will discuss the pros and cons of each size so that you can make an informed decision about which one is best for your needs.

285 75r16 vs 33×12 5r16 Table

33×12 5r16

285 75r16

Diameter 33.03 inches

Diameter 32.83 inches

Width 12.52 inches 

Width 11.22 inche 

Sidewall Height 9.01 inches 

Sidewall Height 8.42 inches 

Radial Tire (A Radial-Ply Tire)

Radial Tire (A Radial-Ply Tire)

Rim Size 16 inches

Rim Size 16 inches

Circumference 103.76 inches

Circumference 103.14 inches

Revs Per Mile 610

Revs Per Mile 614

Aspect Ratio 50% Of Its Width

Aspect Ratio 75% Of Its Width

What Does 285/75r16 Mean?

The 285/75r16 size is famous for many truck and SUV owners. This size tire is typically used on larger vehicles that need more ground clearance. The “285” refers to the width of the tire in millimeters, while the “75” refers to the sidewall height. The “r” in this size designation means that the tire is a radial tire. Finally, the “16” indicates that the wheel diameter is 16 inches.

What Does 33×12 5r16 Mean?

The 33×12.50r16 size is another popular choice for many truck and SUV owners. This size tire is typically used on larger vehicles that need more ground clearance. The “33” refers to the tire’s width in inches, while the “12.50” refers to the sidewall height. The “r” in this size designation means that the tire is a radial tire. Finally, the “16” indicates that the wheel diameter is 16 inches.

Benefits of 285/75r16

There are several benefits to choosing 285/75r16 tires for your vehicle. One use is that these tires provide good traction in off-road conditions. Another advantage is that they offer a smooth ride on paved roads. Additionally, 285/75r16 tires typically have a longer lifespan than other tire sizes.

Drawbacks of 285/75r16

One drawback of 285/75r16 tires is that they can be more expensive than other tire sizes. Additionally, these tires may not be the best choice for those who do a lot of driving on paved roads, as they can cause increased wear and tear.

Benefits of 33×12.50r16

There are several benefits to choosing 33×12.50r16 tires for your vehicle. One advantage is that these tires provide good traction in off-road conditions. Another benefit is that they offer a smooth ride on paved roads. Additionally, 33×12.50r16 tires typically have a longer lifespan than other tire sizes.

Drawbacks of 33×12.50r16

One drawback of 33×12.50r16 tires is that they can be more expensive than other tire sizes. Additionally, these tires may not be the best choice for those who do a lot of driving on paved roads, as they can cause increased wear and tear.

Tire Width

One of the main differences between these two tire sizes is the width. The width of a tire is the measurement from one sidewall to the other sidewall. The 285/75r16 tires are 285mm wide, while the 33×12.50r16 tires are 33 inches wide. This difference in width can have a few different effects on your vehicle.

For one, wider tires may provide better traction in off-road conditions. This is because they have a larger contact patch with the ground, which gives them more grip. Additionally, wider tires may also give you a smoother ride on paved roads. This is because they can absorb bumps and unevenness in the road surface better than narrower tires.

Aspect Ratio

Aspect Ratio is the second number in a tire size designation. It is the sidewall height of the tire, expressed as a percentage of the width. The Aspect Ratio of 285/75r16 Tire is 75%, and the Aspect Ratio of 33×12.50r16 Tire is 12.50%.

A tire’s sidewall height affects the tire’s handling characteristics and rides quality. A taller sidewall typically provides a smoother ride, while a shorter sidewall typically provides better handling. A tire with a higher aspect ratio will have a taller sidewall and vice versa.

Digging Deeper Into Aspect Ratio

As we mentioned earlier, the aspect ratio is the sidewall height of the tire expressed as a percentage of the width. To calculate it, you simply take the sidewall height and divide it by the width. For example, a 285/75r16 tire has a sidewall height of 285mm. When you divide that by the width of the tire, which is 75mm, you get a sidewall height of approximately 12%.

Similarly, a 33×12.50r16 tire has a sidewall height of 33 inches. When you divide that by the width of the tire, which is 12.50 inches, you get a sidewall height of approximately 26%. As you can see, the 33×12.50r16 tire has a taller sidewall than the 285/75r16 tire. This means that it will have a smoother ride but may not handle as well as the 285/75r16 tire.

Construction Type

There is a code on the sidewall of every tire. This code tells you what the construction type of the tire is. The letter in the construction type code tells you how the tire was made. The “R” in 285/75r16 and 33×12.50r16 indicates that the tire is a radial tire.

Radial tires are the most common type of tire on the market today. They are made with steel belts that run radially (from the center of the tire to the edge) across the tread. Radial tires are known for their excellent handling, long tread life, and smooth ride.

Rim Size

The last number in a tire size designation is the rim diameter. This is the diameter of the wheel that the tire is mounted on. The rim diameter of 285/75r16 tires is 16 inches, and the rim diameter of 33×12.50r16 tires is also 16 inches.

This means that the two tire sizes can be mounted on the same size wheel. However, it is essential to note that the width of the tire will affect the overall diameter of the tire. So, a 33×12.50r16 tire will have a larger overall diameter than a 285/75r16 tire.

Circumference 

Circumference Inches are the distance around the outside of the tire. The circumference of a 285/75r16 tire is approximately 103.14 inches and the circumference of a 33×12.50r16 tire is about 103.76 inches.

This difference in circumference can have a few different effects on your vehicle. For one, a tire with a larger circumference will have a higher top speed than a tire with a smaller circumference. Additionally, a tire with a larger rim will also have a higher rolling resistance than a tire with a smaller circumference.

Revolutions Per Mile

The number of revolutions per mile (RPM) is the distance that the tire will travel in one revolution. The RPM of a 285/75r16 tire is approximately 381.71, and the RPM of a 33×12.50r16 tire is around 379.45.

This difference in RPM can have a few different effects on your vehicle. A tire with a higher RPM will have a higher top speed than a tire with a lower RPM. Additionally, a tire with a higher RPM will also have a higher rolling resistance than a tire with a lower RPM.

Conclusion

Now that you know the difference between 285/75r16 and 33×12.50r16 tires, you can decide which size is right for your vehicle. If you’re looking for a tire with a smoother ride and longer tread life, then the 285/75r16 is the way to go. However, if you’re looking for a tire with better handling and shorter stopping distances, then the 33×12.50r16 is the better choice.

Whichever size you choose, make sure to get the right rim diameter for your vehicle. And always remember to check your owner’s manual for the recommended tire size for your vehicle. Thanks for reading!

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