265 65r17 vs 265 70r17: What Is The Distinctions Between Them?

Are you in the market for new tires? 

If so, you may be wondering what the differences are between 265 65r17 and 265 70r17 tires.

While both tire sizes are similar, some key distinctions can impact your driving experience. 

The main difference between the two tire sizes is the sidewall height. 

The 265/70R17 tire has a 0.5-inch taller sidewall than the 265/65R17 tire. 

This impacts several performance factors, including ground clearance, fuel efficiency, ride comfort, and aesthetics. 

In this article, we will explore the differences between these two tire sizes in detail, so you can decide when purchasing your next set of tires.

What is the difference between 265 65R17 Vs 265 70R17?

The comparison between 265/65R17 and 265/70R17 tires involves understanding the differences in their aspect ratios and, consequently, their overall dimensions and performance characteristics.

Size and Aspect Ratio

• 265/65R17: The first number (265) indicates the tire’s width in millimeters, while the second number (65) represents the aspect ratio, indicating that the sidewall height is 65% of the tire’s width. The “R17” signifies a 17-inch rim diameter.
• 265/70R17: Similar to the first tire, the 265 represents the width, but the aspect ratio is 70%, resulting in a taller sidewall. The “R17” again denotes a 17-inch rim diameter.

Sidewall Height

• 265/65R17: This tire has a relatively lower sidewall height, contributing to a sportier appearance and potentially better handling on paved surfaces.
• 265/70R17: With a higher aspect ratio, this tire has a taller sidewall, which can enhance comfort by providing more cushioning over bumps and improving performance on rough terrains.

Performance Characteristics

• 265/65R17: Generally offers better handling and responsiveness due to the lower sidewall, making it suitable for on-road driving conditions.
• 265/70R17: Tends to provide a smoother ride and better performance on off-road or uneven surfaces due to the taller sidewall.

Aesthetics and Personal Preference

• 265/65R17: May be preferred for a more aggressive and sporty look, often chosen for SUVs and trucks driven primarily on highways.
• 265/70R17: Can appeal to those prioritizing a more rugged appearance and off-road capability, suitable for vehicles that may encounter varied terrains.

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Can a 265 70 fit a 265 65?

In general, it is not advisable to fit a tire with a different aspect ratio onto a rim or vehicle designed for another tire size. The numbers in a tire size represent specific dimensions, and altering these dimensions can impact the overall performance, safety, and handling of the vehicle. Specifically, trying to fit a 265/70R17 tire onto a rim or vehicle designed for a 265/65R17 tire may lead to several issues:

• Size Difference

The aspect ratio difference means that the 265/70R17 tire has a larger overall diameter compared to the 265/65R17 tire. This could result in the larger tire rubbing against the vehicle’s body or suspension components, especially during turns or when the suspension is compressed.

• Speedometer and Odometer Accuracy

The larger tire would cover more ground with each revolution, potentially leading to inaccurate speedometer and odometer readings. This can affect your understanding of your vehicle’s speed and distance traveled.

• Handling and Performance

The different aspect ratios can affect the handling characteristics of the vehicle. Tires with different sidewall heights may have distinct handling behaviors, and using mismatched tires can compromise stability and performance.

• Safety Concerns

Using tires that deviate significantly from the manufacturer’s recommendations can compromise safety. It may impact braking distances, traction, and overall stability, especially in emergency situations.

What is one size bigger than 265 70R17?

The tire size 265 70R17 has a diameter of approximately 31.6 inches. If you are looking for a tire size that is one size bigger than 265 70R17, then you can consider the tire size 285 70R17. This tire size has a diameter of approximately 32.7 inches which is about 3.5% larger than the diameter of 265 70R17. 

Can I Use 265/65r17 Instead of 265/70r17?

Yes, you can use 265/65r17 instead of 265/70r17. The main difference between the two tire sizes is the sidewall height. The 265/70R17 tire has a 0.5-inch taller sidewall than the 265/65R17 tire. This impacts several performance factors. The 265/70R17 is 3.3% larger than the 265/65R17, so it may require modifications like a lift kit to prevent rubbing. In most cases, the 265/65R17 can directly replace the 265/70R17.

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FAQs

What is the aspect ratio of 265 65r17 vs 265 70r17 tires? 

The aspect ratio of a tire is the ratio of the height of the sidewall to the width of the tire. The aspect ratio of a 265/65R17 tire is 65, while the aspect ratio of a 265/70R17 tire is 70.

What is the difference in overall diameter between 265 65r17 and 265 70r17 tires? 

The 265/70R17 tire is taller than the 265/65R17 tire by 0.5 inches or 12.7 millimeters, which represents a 1.9% increase in diameter.

Can I use 265 70r17 instead of 265 65r17 tires? 

Yes, you can use 265/70R17 tires instead of 265/65R17 tires. However, it is important to note that the 265/70R17 tire has a slightly taller sidewall, which can impact several performance factors.

What is the difference in fuel efficiency between 265 65r17 and 265 70r17 tires? 

The 265/65R17 tire is generally more fuel-efficient than the 265/70R17 tire due to its lower sidewall height. However, the difference in fuel efficiency is typically negligible.

What is the difference in ride comfort between 265 65r17 and 265 70r17 tires? 

The 265/70R17 tire generally provides a more comfortable ride than the 265/65R17 tire due to its taller sidewall, which absorbs more road imperfections.

What is the difference in ground clearance between 265 65r17 and 265 70r17 tires?

The 265/70R17 tire provides slightly more ground clearance than the 265/65R17 tire due to its taller sidewall.

What is the difference in load capacity between 265 65r17 and 265 70r17 tires? 

The load capacity of a tire is the maximum weight it can carry. The load capacity of a 265/70R17 tire is generally higher than that of a 265/65R17 tire due to its larger size.

What is the difference in price between 265 65r17 and 265 70r17 tires? 

The price of a tire can vary depending on the brand, model, and size. However, in general, the 265/70R17 tire is slightly more expensive than the 265/65R17 tire due to its larger size.

What is the difference in handling between 265 65r17 and 265 70r17 tires? 

The handling of a tire refers to how well it responds to steering and cornering. The 265/65R17 tire generally provides better handling than the 265/70R17 tire due to its lower sidewall height.

What is the difference in noise level between 265 65r17 and 265 70r17 tires? 

The 265/70R17 tire is generally quieter than the 265/65R17 tire due to its taller sidewall, which absorbs more road noise.

What is the difference in snow traction between 265 65r17 and 265 70r17 tires? 

The 265/70R17 tire generally provides better snow traction than the 265/65R17 tire due to its larger size and deeper tread.

What is the difference in wet traction between 265 65r17 and 265 70r17 tires? 

The 265/70R17 tire generally provides better wet traction than the 265/65R17 tire due to its larger size and deeper tread.

What is the difference in dry traction between 265 65r17 and 265 70r17 tires? 

The 265/65R17 tire generally provides better dry traction than the 265/70R17 tire due to its lower sidewall height and wider contact patch.

What is the difference in aesthetics between 265 65r17 and 265 70r17 tires? 

The 265/70R17 tire generally has a more aggressive and rugged look than the 265/65R17 tire due to its taller sidewall. This can be an important factor for drivers who are looking to enhance the aesthetics of their vehicle. However, it is important to note that the appearance of the tire is subjective and may vary depending on personal preference.

Conclusion

The differences between 265 65r17 and 265 70r17 tires are subtle but significant. 

The main difference between the two tire sizes is the sidewall height, which impacts several performance factors, including ground clearance, fuel efficiency, ride comfort, and aesthetics. 

While the 265/65R17 tire is generally more fuel-efficient and provides better handling, the 265/70R17 tire offers more ground clearance, a smoother ride, and improved stability. 

Ultimately, the choice between these two tire sizes will depend on your specific driving needs and preferences. 

We hope that this article has provided you with the information you need to make an informed decision when purchasing your next set of tires. 

Thank you for reading!