Sumitomo Tires, with its long history in the automotive industry, makes a wide range of tires. Among its models, which range from highway to high performance and are made for light trucks or passenger cars, one can find a tire set that will fit their vehicle flawlessly. A shining beacon of what the company offers with pride is the HTR A/S P03.
To find out and appreciate the model's performance, we invite you to join us in this Sumitomo HTR A/S P03 tires review! Perhaps, this Sumitomo tire is exactly what you've been looking for.
Table of Contents:
Quick review
- Season: All Season
- Type: Performance, High Performance
- Car Type: Passenger cars, Truck/SUV
- Run Flat: NO
- Warranty: 45,000 miles for W speed-rated tires, 65,000 miles for H and V speed-rated sizes
The picture below lists some benefits offered by the Sumitomo HTR A/S P03.

Review of characteristics
All Season Grip
The asymmetric design, with the ideal tread elements, maintains a constant connection with the driving surface. In addition, the compound blend keeps the tire flexible year-round in changing temperatures. This combination boosts the Sumitomo's gripping power on dry, wet, and snowy roads.
Hydroplaning is a dangerous road hazard. It leads to a loss of control over the vehicle and can even result in life-threatening injuries in the most dire circumstances, because water and slush cut off the tire's road contact. This is why tires, like the Sumitomo HTR A/S P03, have wide and enhanced grooves to boost water and snow ejection from the footprint and upgrade the driving safety levels in rainy conditions.

High Speed Handling
Upgraded handling is guaranteed with the tire's ribbed tread. The shoulder blocks, the detailed siping, and the good tread ratio deliver superb cornering and braking. Continual contact with the road promotes better driving stability and steering response. This means the tire is quick and precise while following the driver's commands, while the structure is protected against deformation.
Moreover, the sturdy structure resists driving pressure accumulation and flexing, even at high speeds. The enhanced carcass works with the optimal tread design to evenly circulate pressure and mitigate its build-up. The heat-resilient compound elements also help ease the pressure off the model, boosting driving safety levels and ensuring a secure high speed drive.

Tread Life Length
This Sumitomo model benefits from its ideal tread elements and compound materials. The asymmetric tread pattern and the consistent road contact ensure superb pressure circulation along the footprint. This lessens the possibility of uneven wear formation along the tread area. The compound decreases the model's wear rate, helping prolong its service life.
Sumitomo Tires promotes an exceptional treadwear warranty with some of its models. It is a testament to the quality of their tires thanks to the combination of different factors, such as tire structures, tread patterns, and compound blends. For the HTR A/S P03, Sumitomo offers a 45,000 mile treadwear warranty for W speed-rated sizes and a 65,000 mile warranty for H and V speed-rated sizes.

Fuel-Efficient Design
The Sumitomo HTR A/S P03 also improves the vehicle's fuel economy. The model minimizes the rolling resistance with its ribbed tread pattern and the strengthened structure. This combination lowers the energy the vehicle needs to sustain the forward motion. As such, the tire can minimize fuel consumption and decrease CO2 emissions to deliver an eco-friendly drive.
The model's fuel-efficient nature is important for monetary and environmental reasons. On one hand, the less fuel the vehicle consumes, the more money is saved. On the other hand, the decrease in fuel intake also lowers the vehicle's carbon footprint, which minimizes the impact on our environment and our overall health.

Test
Based on the tests, the following can be said about Sumitomo HTR A/S P03:
The tire's particular design maintains good comfort levels, by lessening road vibrations and noise throughout the drive.
The model guarantees quick and accurate steering on dry roads, but the strong traction could use slight improvement.
The model offers optimal performance on wet roads, but its response is slower in challenging conditions. Braking and cornering on wet surfaces could be better to match the tire’s dry weather maneuvering.
Proneness to understeering prompts correction throughout the drive.
Overall, the tire promotes a solid year-round performance.
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Expert's opinion
Connoisseurs of high performance driving will enjoy what the Sumitomo HTR A/S P03 offers: sharp turns, an aggressive drive, and many adrenaline-infused moments. Drivers who do not push the model to its limits will benefit from its extended usability and better fuel economy. The unique tread design isn't just for show either, as it upgrades resilience to hydroplaning.
However, the design of this Sumitomo model prevents it from performing optimally on roads covered in deep snow and ice. It lacks the necessary tread elements and the optimized compound for such situations.
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