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Home » Comparisons & Reviews » Cooper Discoverer AT3 vs Adventurer AT

Cooper Discoverer AT3 vs Adventurer AT

Updated: April 18, 2025 by Emrecan Gurkan Leave a Comment

Adventurer and Discoverer are two different families in Cooper’s line-up. Both were released as on-road all-terrain tires. While Adventurer stays as a cheaper and lower quality one, Discoverer is the jammy one. Well, it is a bit more expensive. In this article, I will compare Cooper Adventurer AT and Cooper Discoverer AT3 4S.

Cooper Discoverer AT3 4S has a wide product range

As a former Bridgestone engineer, from my standpoint, both tires have a narrow application range that only includes mild applications. Luckily, both are great on mild surfaces. Both are reliable and quiet on the highway. Yet, Adventurer AT (discontinued) is not durable at all. I recommend Cooper Discoverer AT3 4S the whole day long!

Note: Cooper Discoverer AT3 is discontinued. So, I didn’t put it into this article. Yet, it has superior off-road and winter performance than Discoverer AT3 4S. Lucky you, some sizes are still available on SimpleTire. Check if your size is still there!

Nobody Knows Better Than Data

As a former Bridgestone test engineer, I’ve tested hundreds of tires—and trust me, data never lies. Discount Tire Treadwell is a goldmine. Just enter your location and vehicle—boom, it shows you the best picks! You can even prioritize what matters most (comfort, durability, winter traction—you name it).

Want a full walkthrough? Check out my simple guide here—I explain how to use Treadwell to match your exact needs.

All-Terrain Tires Cheat Sheet

Finding the ideal all-terrain tire among the plethora of options available can be overwhelming. But don’t worry, my team and I have taken on this challenge head-on. Besides our hands-on experiences with these tires, we also analyze thousands of customer reviews and test reports. 

Please note that: Light-Duty is 1500 series, Medium-Duty is 2500 series and Heavy-Duty is 3500 series. If you do towing or hauling, I recommend considering at least Medium-Duty tires.

Mobile users can scroll the table to the left to see the whole data.

All-Terrain Tires Cheat Sheet
NameCategoryArticles3PMSFRoad NoiseMileageFuel EconomyRiding ComfortResponsivenessWet PerformanceMild WinterSevere WinterMild Off-RoadSevere Off-RoadBest Fit by Pickup Truck ClassificationWarranty (SL or XL)Warranty (LT)Product Page

Falken Wildpeak AT3W

Off Road All Terrain TireReviewYesDecentDecentPoorDecentDecentDecentElegantElegantDecentAverageLight-Duty55,000 Miles55,000 MilesWildpeak AT3W
Toyo Open Country AT3Off Road All Terrain TireReviewYesAverageElegantDecentDecentDecentDecentElegantDecentElegantDecentMedium-Duty65,000 Miles50,000 MilesToyo Open Country AT3
General Grabber ATXOff Road All Terrain TireReviewYesAverageDecentDecentDecentDecentDecentDecentDecentElegantElegantHeavy-Duty60,000 Miles50,000 MilesGeneral Grabber ATX
BF Goodrich KO2Off Road All Terrain TireReviewYesDecentDecentDecentDecentElegantDecentDecentDecentElegantElegantHeavy-DutyN/A50,000 MilesBF Goodrich All-Terrain T/A KO2
Sumitomo Encounter ATOff Road All Terrain TireReviewYesDecentDecentAverageDecentDecentDecentElegantAverageDecentAverageLight-Duty60,000 Miles60,000 MilesSumitomo Encounter AT
Firestone Destination XTOff Road All Terrain TireReviewYesAverageDecentElegantDecentElegantDecentDecentAverageDecentDecentHeavy-DutyN/A50,000 MilesFirestone Destination X/T
Cooper Discoverer AT3 XLTOn Road All Terrain TireReviewNoDecentDecentDecentDecentElegantDecentDecentAverageElegantAverageHeavy-DutyN/A60,000 MilesCooper Discoverer AT3 XLT
Falken Wildpeak AT TrailOn Road All Terrain TireReviewYesDecentDecentDecentDecentDecentElegantDecentDecentElegantAverageLight-Duty65,000 MilesN/AFalken Wildpeak AT Trail
Cooper Discoverer AT3 4SOn Road All Terrain TireReviewYesElegantDecentElegantElegantElegantElegantElegantDecentDecentFairy WellLight-Duty65,000 MilesN/ACooper Discoverer AT3 4S
Firestone Destination AT2On Road All Terrain TireReviewYesDecentElegantElegantElegantElegantDecentElegantAverageDecentAverageLight-Duty55,000 MilesN/AFirestone Destination AT2

BF Goodrich Trail Terrain T/A

On Road All Terrain TireReviewYesElegantElegantDecentElegantElegantDecentDecentAverageDecentAverageLight-Duty60,000N/ABF Goodrich Trail Terrain T/A
Toyo Open Country R/T TrailRugged Terrain TireReviewYesDecentDecentDecentDecentDecentDecentDecentDecentElegantDecentHeavy-Duty45,000 Miles45,000 MilesToyo Open Country R/T Trail
Falken Wildpeak R/TRugged Terrain TireReviewNoDecentDecentAverageAverageDecentDecentDecentDecentElegantDecentHeavy-Duty50,000 Miles50,000 MilesFalken Wildpeak R/T
Pathfinder AT TireOn Road All Terrain TireReviewYesAverageAverageDecentDecentDecentDecentDecentAverageDecentAverageLight-Duty55,00050,000Discount Tire Exclusive Product
Nitto Ridge GrapplerRugged Terrain TireReviewNoDecentDecentDecentElegantDecentDecentDecentDecentElegantDecentHeavy-DutyN/AN/ANitto Ridge Grappler
General Grabber APTOn Road All Terrain TireReviewYesDecentDecentAverageDecentDecentDecentDecentAverageDecentFairy WellMedium-Duty60,000 Miles60,000 MilesGeneral Grabber APT
Vredestein Pinza ATOn Road All Terrain TireReviewYesElegantDecentDecentElegantDecentDecentDecentDecentDecentAverageMedium-Duty70,000 Miles50,000 MilesVredestein Pinza AT
Nitto Recon GrapplerOff Road All Terrain TireReviewNoDecentDecentDecentDecentDecentDecentDecentAverageElegantDecentMedium-Duty65,000 Miles55,000 MilesNitto Recon Grappler
Michelin Defender LTX M/SHighway TireReviewNoElegantElegantElegantDecentElegantDecentDecentFairy WellDecentFairy WellHeavy-Duty55,000 – 70,000 Miles55,000 – 70,000 MilesMichelin Defender LTX M/S
Kenda Klever R/TRugged Terrain TireReviewNoAverageDecentAverageDecentDecentDecentDecentFairy WellDecentDecentHeavy-DutyN/AN/AKenda Klever R/T
Goodyear Wrangler Territory ATOn Road All Terrain TireReviewNoDecentDecentDecentDecentDecentDecentDecentAverageElegantDecentMedium-DutyN/AN/AGoodyear Wrangler Territory AT
Goodyear Wrangler UltraTerrain ATOff Road All Terrain TireReviewYesDecentDecentDecentDecentDecentDecentDecentAverageDecentFairy WellMedium-DutyN/AN/ADiscount Tire Exclusive Product
Continental Terrain Contact H/THighway TireReviewNoElegantElegantElegantElegantElegantDecentAveragePoorDecentPoorHeavy-Duty70,000 Miles60,000 MilesContinental TerrainContact H/T
Patriot R/TRugged Terrain TireReviewYesAverageAverageAverageDecentDecentDecentDecentDecentDecentDecentMedium-DutyN/AN/APatriot R/T+
Kenda Klever AT2Off Road All Terrain TireReviewYesDecentAverageAverageDecentDecentDecentDecentAverageDecentAverageMedium-Duty60,000 Miles50,000 MilesKenda Klever AT2
Yokohama Geolander AT G015On Road All Terrain TireReviewYesElegantDecentAverageElegantElegantDecentDecentAverageAveragePoorLight-Duty60,000 Miles50,000 MilesYokohama Geolandar AT G015
Mickey Thompson Baja Boss ATRugged Terrain TireReviewYes (315 or narrower width)DecentDecentAverageDecentElegantDecentDecentDecentElegantDecentMedium-Duty50,000 Miles60,000 MilesMickey Thompson Baja Boss AT

For those who prefer a more textual representation and dislike sifting through tables of data:

  • https://tireterrain.com/best-all-terrain-tires/
  • https://tireterrain.com/best-all-terrain-tires-for-snow/
  • https://tireterrain.com/best-1-2-ton-truck-tires/
  • https://tireterrain.com/best-3-4-ton-truck-tires/
  • https://tireterrain.com/best-rt-tires/
  • https://tireterrain.com/best-tires-for-snow-plowing/

A couple of popular size analyses:

  • https://tireterrain.com/best-35×12-50r20-all-terrain-tires/
  • https://tireterrain.com/best-285-70r17-all-terrain-tires/
  • https://tireterrain.com/best-275-55r20-all-terrain-tires/
  • https://tireterrain.com/best-275-65r18-all-terrain-tires/

Want to learn more about all-terrain tires:

  • https://tireterrain.com/highway-tires-vs-all-terrain-vs-mud-terrain/
  • https://tireterrain.com/all-season-vs-all-terrain-tires/
  • https://tireterrain.com/tire-load-index-and-load-range/
  • https://tireterrain.com/lt-tires-vs-passenger-tires/
  • https://tireterrain.com/are-all-terrain-tires-good-for-daily-driving/
  • https://tireterrain.com/are-all-terrain-tires-good-in-snow/
  • https://tireterrain.com/are-all-terrain-tires-loud/
  • https://tireterrain.com/how-long-do-all-terrain-tires-last/
  • https://tireterrain.com/are-all-terrain-tires-good-in-rain/
  • https://tireterrain.com/off-road-tire-pressure-load-range-for-every-rig/

I highly recommend checking the below pages out before making any purchase:

  • DiscountTire Deals:
    https://www.discounttire.com/promotions
  • TireRack Deals:
    https://www.tirerack.com/specialoffers
  • SimpleTire Deals:
    https://simpletire.com/tire-deals

Table of Contents

Durability

Alright, most of you will decide what to pick after reading this section. But I would recommend you to go on if winter performance is your priority.

Adventurer AT has some major issues due to durability. This tire is a kinda flip coin. In my point of view, that’s a big problem. It isn’t designed to perform on severe applications. I see that. But if you release an all-terrain tire, it should bear to gravel at least. Most customers complain about cupping in 6 months. Moreover, tire performance is significantly decreasing over time.  I understand the price difference is big. Yet, 6 months of using won’t afford even this price.

On the other hand, Discoverer AT3 is a reliable option. It is wearing evenly and sidewall durability is way much ahead of its competitor. It’s worth reminding, if you need a tire for towing or heavy-duty applications, you should consider Cooper Discoverer AT3 LT or Cooper Discoverer XLT for harsher ones.

Tread Life

I made most of my comments on the durability section. This section is a summary.

Cooper Adventurer AT’s tread life is not bad if you only use it on highways. Yet, if you are riding off-road, it can barely make 30,000 miles. Rubbish!

On the other hand, Cooper Discoverer AT 4S’s tread life is aligned with its warranty. Depending on your application, you can get 60,000-100,000 miles with it easily.

Warranty

Cooper Adventurer AT has 60,000 miles tread wear warranty.

Cooper Discoverer AT3 4S has 65,000 miles tread wear warranty.

Road Noise

Customer comment regarding stone holding of Adventurer AT

Both tires perform very well due to noise reduction. Well, there is a take-home point in this section. Let’s continue below!

These tires have a less aggressive tread design compared to other all-terrains. So, both are very quiet on the road. Yet, Adventurer AT has a rock-holding problem. When it can throw the rock out, the tread starts to produce road noise.

The above comment explains everything clearly.

A side note here: Even though some tires tend to make noise because of their tread patterns, it’s still possible to keep your tire noise down.

I’m leaving a perfect explanation below from DiscountTire for those who need it;

How to Keep Tire Noise Down? –>
https://www.discounttire.com/learn/tire-noise

Comfort

Both are smooth tires. They can cross over the bumps smoothly. The reason behind this is soft compounds. Well, Adventurer AT’s is a bit softer than it should be… 

For all-terrain tire newbies: All-terrain tires wear well. We all know this. Yet, compared to the all-season tires these tires offer a rough ride. If your interest in all-terrain tires is fresh, I highly recommend reading the linked article before making any purchase.

Dry Performance

Dry performance is where these two are shining. Soft compounds and well-placed sipes ensure you don’t have any traction problems on dry surfaces. Yet, Discoverer AT3 with a bit more siping superior this section.

Due to symmetrical and soft tread designs, both tires have great steering response and handling. These tires are lightweight compared to their competitors. Hence, losing handling is unlikely.

Wet Performance

Wet grip is not an issue for these two. They are built to perform perfectly. Yet, hydroplaning resistance is where these two are separated.

Hydroplaning resistance is all about the footprint. Adventurer AT has more gaps on the tread. Therefore, its footprint is less intense than Discoverer AT3. That feature causes a hydroplaning issue when it’s combined with a soft compound.

Cooper Discoverer AT3 is a way much better tire on wet ground.

Note: Hydroplaning is vital for a safe ride under the pouring rain. However, it might occur even with the best tire. Maybe you can’t prevent it but if you know what it is and how to deal with it, you can easily stay on the safe side.

Here is an extremely efficient guide about ‘How to Deal with Hydroplaning?‘ –> https://www.discounttire.com/learn/hydroplaning

Winter Performance

This section is kinda easy to compare. Cooper Discoverer AT3 has a 3-peak mountain snowflake labeling. It means it is severe snow-rated. You can confidently use it in harsh winter conditions. Yet, ice performance is not good enough for me. There are better tires on ice.

On the other hand, Cooper Adventurer AT is not winter rated. Yet, deep grooves and wide void areas ensure light snow traction.

A side note here: Understanding the snow performance of all-terrain tires can be quite challenging. For those who find it perplexing, I’d like to direct your attention to a helpful resource: “6 Best All-Terrain Tires for Snow by AT Tire Category“ This article is specifically designed to assist you in making informed decisions regarding all-terrain tires in snowy conditions.

Off-Road Performance

Before starting, I’d like to emphasize one point. These tires are not going to work on severe surfaces. With severe surfaces, I mean rock and mud especially. So, I don’t put these two into consideration.

  • A side note here: If you’d like to see the best all-terrain tires by vehicle or usage, this article is GOOOOLD –> https://tireterrain.com/best-all-terrain-tires/

Gravel and Dirt Performance

If you are stuck between these two this section is the only one you need.

Let’s start with dirt.

Cooper is using Adaptive-Traction Technology for Discoverer AT3. Moreover, they combine it with a silica-based compound which is a perfect selection for dirt. Thus, these features make this tire perfect on dirt.

On the other hand, Cooper Adventurer AT is also working very well on dirt. It has perfect center section design that clean itself perfectly.

 

Cooper Adventurer AT Center Section

Let’s continue with gravel.

Cooper Discoverer AT3 rip Adventurer AT apart on gravel. Adventurer AT doesn’t have a traction problem. Yet, it has poor durability. So, bubbles are inevitable.

Sand Performance

I’m going to keep this part very very short. Let’s start with a tip. What works the best on sand is less aggressive tires. So, Cooper Discoverer AT3 is our winner again and again.

Specs

Cooper Discoverer AT3Cooper Adventurer AT
CategoryAll-Terrain TireMud-Terrain Tire
VehicleLight Truck, SUVLight Truck, SUV
Available Sizes (Rim)15”, 16”, 17”, 18”, 20”, 22”15’’, 16’’, 17’’, 18’’, 20’’
Weight30 – 45 lbs30 – 71 lbs
Made InU.SU.S
Severe Snow Rated (3PMSF)No (only M+S)No (only M+S)
Warranty (P-metric)65,000 Miles60,000 Miles
Warranty (LT Sizes)65,000 Miles60,000 Miles
PricesCheck price section to see best possible pricesCheck price section to see best possible prices

Price

The tire market has a dynamic price policy. Hence, in my point of view, sharing tire price is pointless.

Though, I’ve analyzed the top 10 brands of most popular tire brands.

Here are the dealers with a reasonable price range,

TireRack

  • Fast and Free shipping
  • Usually delivered in 1 day
  • Joint venture with DiscountTire(their installers and dealers are on your service)
  • Tons of installer options, they also help you to choose the best one
  • Mobile installers in many areas, your tires will be replaced while you’re working in the office
  • Tire test results and comparisons can be found on the most product page
  • 4.6/5 points on Google rate

Cooper Line-Up: https://www.tirerack.com/tires/brand.jsp?brand=cooper

SimpleTire

  • Free shipping
  • Delivered in 2 days
  • Verified shops near you(for mount and balance)
  • Mobile installation option
  • 7 million customers since 2021
  • 4.7/5 points on Google rate
  • Top-notch customer service, you may even request a price match

Cooper Line-Up: https://simpletire.com/brands/cooper-tires

DiscountTire

  • Biggest dealer in the US. Founded in 1960
  • 1000 stores in 35 states. You most probably find one on your parallel street
  • Free rotation and balancing
  • 5% off for DiscountTire cardholders on online purchase
  • Highest rated online tire dealer in Consumer Affairs
  • Almost all brands are available
  • Delivery takes 2-4 days (30% shorter average waiting time when you book online)
  • Frequent discounts and promotions

Cooper Line-Up: https://www.discounttire.com/tires/brands/cooper

While choosing dealers, I especially pay attention to reliability. All of the dealers on this list have 15-20 years of experience in the online tire business. Therefore, I can guarantee a smooth and fast tire buying process.

Conclusion

That was the easiest comparison I’ve ever made. Cooper Discoverer AT3 is the true and the only winner in all sections. If I were you, I would not waste my money with Adventurer AT.

A Quick Check List:

  • LT sizes have stronger sidewalls. That feature makes them more durable. Yet, these tires offer a rougher ride. (LT vs P-Metric tires)
  • XL sizes tend to carry more load and offer better handling. Hence, if you’ll go with p-metric sizes, they might be a better pick for hauling and towing( XL vs SL tires)
  • Please pay attention to the load index & load range and speed index. These metrics are essential if you expect decent tread life
  • There isn’t a bad tire in the market right now, you should just know what to expect from tires

I hope the article was helpful. I don’t think you will have but if you have any further questions, please leave them below 🙂

Have a safe ride!

For those who prefer to see whole market analyze:

  • https://tireterrain.com/best-all-terrain-tires/
  • https://tireterrain.com/best-all-terrain-tires-for-snow/
  • https://tireterrain.com/best-1-2-ton-truck-tires/
  • https://tireterrain.com/best-3-4-ton-truck-tires/
  • https://tireterrain.com/best-rt-tires/
  • https://tireterrain.com/best-tires-for-snow-plowing/
  • https://tireterrain.com/on-road-all-terrain-tires-highway/

A couple of popular size analyses:

  • https://tireterrain.com/best-35x12-50r20-all-terrain-tires/
  • https://tireterrain.com/best-285-70r17-all-terrain-tires/
  • https://tireterrain.com/best-275-55r20-all-terrain-tires/
  • https://tireterrain.com/best-275-65r18-all-terrain-tires/

Want to learn more about all-terrain tires:

  • https://tireterrain.com/highway-tires-vs-all-terrain-vs-mud-terrain/
  • https://tireterrain.com/all-season-vs-all-terrain-tires/
  • https://tireterrain.com/tire-load-index-and-load-range/
  • https://tireterrain.com/lt-tires-vs-passenger-tires/
  • https://tireterrain.com/are-all-terrain-tires-good-for-daily-driving/
  • https://tireterrain.com/are-all-terrain-tires-good-in-snow/
  • https://tireterrain.com/are-all-terrain-tires-loud/
  • https://tireterrain.com/how-long-do-all-terrain-tires-last/
  • https://tireterrain.com/are-all-terrain-tires-good-in-rain/
  • https://tireterrain.com/off-road-tire-pressure-load-range-for-every-rig/

Filed Under: All Terrain Tires Tagged With: Comparisons, cooper, cooper adventurer at, cooper discoverer at3

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Hey, it's Emre. I'm the proud dad of two cats, a former Bridgestone field engineer, and I hold degrees in Civil and Industrial engineering. I'm also a firm believer in the motto that "bigger is better." Read More…

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