Free shipping 

Best price guarantee 

SimpleCrew exclusive savings 

0% financing options 

Free tire replacement coverage 

24/7 roadside assistance 

Easy returns 

Compare

Toyo Open Country A/T III vs Cooper Discoverer A/T3 4S tires

Last updated 7/05/2024 - Originally published 7/05/2024
Written by SimpleTire

Toyo Open Country A/T III vs Cooper Discoverer A/T3 4S tires

All-terrain tires provide traction on and off-road driving surfaces. Their aggressive tread patterns and reinforced construction make them ideal for light trucks, Jeeps, and SUVs. These tires are designed to offer drivers robust performance and reliable traction in diverse conditions. Whether navigating rocky trails or cruising on highways, all-terrain tires are versatile. Keeping up with the deliverables of an all-terrain tire, Toyo and Cooper are two brand names that blend performance with durability.

Toyo Open Country A/T III and the Cooper Discoverer A/T3 4S offer great performance, but one has to be better than the other, right? Let’s compare Toyo Open Country A/T III vs Cooper Discoverer A/T3 4S tires using SimpleScore to show where each tire excels and which one might be right for you.

Toyo Open Country A/T III tires

Toyo Open Country A/T III

All-terrain tires are generally preferred by drivers who use their vehicles on both paved and unpaved roads. If you are on the lookout for an aggressive all-terrain tire that offers drivers of CUVs, SUVs, and light trucks exceptional braking, handling, and off-road traction plus an up to 65,000 mile limited tread life warranty have a look at Toyo Open Country A/T III as it boasts an excellent average SimpleScore of 9.3. An all-terrain tire with all-season traction, this tire boasts a durability, longevity, and traction score of 8.8, 9.3, and 9.8 respectively.

Features like a special rubber compound increase grip off-road while also resisting cuts and chips to prolong the tire's tread. life. Stone ejectors within the grooves force out rocks and other debris for consistent traction. Moreover, it is Three Peak Mountain Snowflake certified, and comes with a 65,000 mile limited manufacturer tread life warranty, making it a great fit for your vehicle.

Cooper Discoverer A/T3 4S tires

Cooper Discoverer A/T3 4S

If you are looking for the best all-terrain tire, the Cooper Discoverer A/T3 4S is your bet, as it offers drivers great performance across the board for the light trucks and SUV. Features like Adaptive-Traction Technology provide grip on any surface, the Discoverer AT3 4S from Cooper Tires combines on-road comfort with off-road durability. Additionally, you get saw-shaped grooves within the tread to deliver superior traction on snowy surfaces, which helps the Discoverer AT3 4S to stop 20 feet shorter on snow than leading competitors. You also get a five-rib, all-terrain pattern that allows for strong off-road grip plus improved wet and dry traction, the Discoverer AT3 4S includes zigzag sipes that improve stability and control while also forcing out stones to prevent damage.

The overall average SimpleScore of this tire is 9.1 out of 10, with excellent traction at 9.7, handling at 9.1, and long-lasting at 9.2. This is a great tire for use on light trucks and SUVs and offers drivers grip on rocky, smooth, wet, and snowy surfaces, plus a 65,000 mile limited tread life warranty.

Toyo Open Country A/T III vs Cooper Discoverer A/T3 4S tires on traction

Traction plays a vital role in all-terrain tires, as it directly impacts the tire’s capacity to grip the road or surface. The better the traction, the more effectively the tire can maintain control and stability, especially in challenging conditions. Whether you’re navigating rocky trails, muddy paths, or snowy roads, reliable traction is essential for safe and efficient driving. Based on SimpleScore, this was the biggest gap between the two tires.

Comparing the above two based on traction, you will see that the Toyo Open Country A/T III is designed with an evenly distributed void area that enhances on and off-road traction. Plus, increased staggered shoulder lugs enhance off-road traction with biting edges. This has helped this tire reach an exceptional average traction SimpleScore of 9.8, which is great for performance.

On the other hand, the Cooper Discoverer A/T3 4S has a score of unmatched 9.7 out of 10 in traction. This is thanks to its adaptive-traction technology, which can be applied to any surface. This tire also features saw-shaped grooves within the tread that delivers superior traction on snowy surfaces, which helps the Discoverer AT3 4S to stop 20 feet shorter. You get excellent traction with this tire.

Regarding traction, the Toyo Open Country A/T III takes a little leap over the Cooper Discoverer A/T3 4S.

ADVANTAGE: Toyo Open Country A/T III

Toyo Open Country A/T III vs Cooper Discoverer A/T3 4S tires on handling

Toyo Open Country A/T III vs Cooper Discoverer A/T3 4S tires on handling

Various components of a tire’s tread pattern, along with the overall tire design, contribute to enhancing its handling. These elements play a crucial role in how the tire interacts with the road, affecting factors such as grip, stability, and responsiveness.

The Toyo Open Country A/T III sports a great handling SimpleScore of 8.8, which is largely driven by the tire’s advanced tread compound and design that provides confident wet braking and handling. On the flip side, the Cooper Discoverer A/T3 4S makes an impressive handling SimpleScore of 9.1. Featuring a five-rib, all-terrain tread pattern that allows for strong off-road grip plus improved wet and dry traction, the Discoverer AT3 4S includes zigzag sipes that improve stability and control while also forcing out stones to prevent damage.

Here, the Cooper Discoverer A/T3 4S leaves behind the Toyo Open Country A/T III regarding responsive vehicle handling.

ADVANTAGE: Cooper Discoverer A/T3 4S

Toyo Open Country A/T III vs Cooper Discoverer A/T3 4S tires on longevity

When buying tires, longevity is just as crucial as traction and handling. A tire’s lifespan depends on factors such as tire quality, driving behavior, road conditions, and maintenance practices.

Starting with the Toyo Open Country A/T III, the tire offers an exceptional SimpleScore of 9.3 out of 10 on longevity. The tire's rubber compound and reinforced construction collaborate to enhance handling, leading to an extended tread life. Additionally, its 3D multi-wave sipes and stone-ejecting blocks eject stones from grooves preventing uneven wear by evenly distributing road forces while also improving handling.

Conversely, the Cooper Discoverer A/T3 4S’s 9.2 SimpleScore in longevity shows that it tops again between the two when it comes to having a longer tread life. The Cooper Discoverer A/T3 4S is made with an all-season tread that comes with a 65,000mile limited manufacturer tread life warranty. It also includes zigzag sipes that improve stability and control while forcing out stones to prevent damage.

Here again, you will notice a slight steep of progress in terms of longevity for the Toyo Open Country A/T III over Cooper Discoverer A/T3 4S.

ADVANTAGE: Toyo Open Country A/T III

When to use each

All-terrain tires are versatile and designed to perform well on various surfaces, both on and off the road. They handle sum because theyat, heavy rain, and light snow. If you want a tire that works well in various weather conditions, all-terrain tires are a good choice.

The ToyoThear A/T XD and Cooper Discoverer A/T3 4S perform well on-road and off-roading. These two are less specialized than winter tires. Still, many all-terrain tires offer decent performance in snow and ice, making them suitable for regions with mild winter conditions.

Finally, cautious driving habits and avoiding harsh conditions can help preserve the tread and overall integrity of the tires.

Which one should you choose?

Toyo Open Country A/T III vs Cooper Discoverer A/T3 4S

Which is the right option for you? When looking at SimpleScore, the Toyo Open Country A/T III comes out slightly ahead of the Cooper Discoverer A/T3 4S with an overall score of 9.3 versus 9.1. As noted above, key differences between the two tires need to go against each other to determine what’s best for you. Finally (and maybe, most importantly), pricing on these two tires is a bit different as Toyo Open Country A/T III tires cost at least $162.81 per tire while Cooper Discoverer A/T3 4S tires cost at least $156.96 per tire. That means a set of four Toyo Open Country A/T III all-terrain tires will cost you at least $651.24 for a set of four, while a set of four Cooper Discoverer A/T3 4S tires will cost you at least $627.84.

Based on SimpleScore, you should choose the Toyo Open Country A/T III if you:

  • Drive a light truck like the Chrysler Aspen, Dodge Durango, Ford Lobo, GMC Canyon, Jeep Grand Cherokee, Toyota Tacoma, or the Chevrolet Traverse
  • Want a traction score of (9.8)
  • Prefer a considerate longevity (9.3)

Conversely, you should choose the Cooper Discoverer A/T3 4S if you:

  • Drive a Buick Riviera, Chrysler Newport, Dodge Grand Caravan, Fiat Ducato, Dodge Monaco, Ford Escape or Nissan Frontier or a Jeep Cherokee.
  • Want a tire that delivers responsive handling at 9.1

Toyo Open Country A/T III vs Cooper Discoverer A/T3 4S tires might not seem a close comparison on the surface, but the above clearly shows that either is a great option. Remember, both of the tire brands are some of the best tire manufacturers on the market, and that tradition continues with the Toyo Open Country A/T III and Cooper Discoverer A/T3 4S. At the end of the day, the decision to buy one or the other depends on your vehicle, where (and how) you drive, and what you care more about in terms of traction, handling, longevity, and price.

Still not sure which tire to buy? Fortunately, SimpleTire is here to help. Our helpful agents are more than happy to assist you in selecting the right tire for your ride and budget.

Ready to find the perfect tires?

Search By