Cooper Discoverer ST Maxx

Cooper Discoverer ST Maxx Tire
Cooper logo
66
Spec Score

Good spec profile

Estimated from manufacturer specs (UTQG, warranty, speed rating)

Scouter Analysis

The Cooper Discoverer ST Maxx is a solid choice for off-road enthusiasts who prioritize durability and treadlife. With a 600 UTQG treadwear rating and a 60,000-mile warranty, it offers a longer lifespan than the average all-terrain tire, making it a cost-effective option for frequent off-road adventures. In terms of handling and dry grip, the Discoverer ST Maxx holds its own with scores of 6.5, aligning well with category expectations. However, its wet grip score of 4 is a weak point, falling below the category average of 5.2, which may affect performance on wet surfaces. Additionally, the absence of a 3PMSF rating means it might not be the best choice for snow-heavy regions. When compared to competitors like the Yokohama Geolandar A/T G015 and the Pirelli Scorpion Zero All Season, the Discoverer ST Maxx offers superior treadlife but lags in wet grip and noise levels. If you frequently drive in wet conditions or prefer a quieter ride, you might want to consider these alternatives. Overall, the Discoverer ST Maxx is best suited for drivers who value off-road durability and long treadlife over wet grip and noise comfort. If wet weather performance is a priority, look towards options like the Yokohama Geolandar A/T G015 instead.

Spec-based analysis — see our methodology.

Pros
Off-road traction is robust, supported by a 600 UTQG treadwear rating and a 60,000-mile warranty, which is above the category average of 55,717 miles.
Handling and dry grip scores of 6.5 are competitive within the all-terrain category, providing balanced performance on and off the road.
Treadlife score of 8.3 suggests a longer lifespan, making it a cost-effective choice for drivers who frequently venture off-road.
Cons
Wet grip performance is subpar, which could be a concern for drivers in rainy climates.
Wet grip score of 4 is below the category average of 5.2, potentially compromising performance on rain-soaked roads.
Lacks the 3PMSF certification, which some competitors like the Yokohama Geolandar A/T G015 offer for better snow performance.
Noise level is average at best, with a score of 5, which may be noticeable on long highway drives compared to quieter options like the Pirelli Scorpion Zero All Season.

Performance Profile

Estimated from manufacturer specs — not measured test data.

WetGoodDryGoodNoiseStrongTreadFairComfortExcellentSnowExcellent

Technical Specifications

Wear
Traction
Temp
Load / Speed
104T
Warranty
65k mi
Type
Passenger

Where to Buy

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Available Sizes & Specs

SizeLoad IndexSpeed RatingUTQGMax Load (lbs)Max PSIWeight (lbs)
225/75R16104T
265/60R18110T600
265/65R18114T600
265/70R18116T

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