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Head-to-head Updated September 2026

Cooper Discoverer AT3 XLT vs Kumho Road Venture MT KL71 — Compared (September 2026)

Our Relative Score blends 60% objective test data with 40% owner-review signal — so any two tires can be compared even if they were never tested on the same day.

Tire A Cooper

Cooper Discoverer AT3 XLT

Premium Touring All Season tire

Cooper Discoverer AT3 XLT tread pattern
Objective (60%)
–/100
No test data yet
User signal (40%)
94/100
478 owner reviews
Dry
97
Wet
94
Snow
89
Comfort
93
Noise
93
Treadwear
93
Handling
94

Prices change daily — check the retailer for your size.

VS
Kumho Road Venture MT KL71 tread pattern
Objective (60%)
–/100
No test data yet
User signal (40%)
91/100
74 owner reviews
Dry
95
Wet
90
Snow
92
Comfort
91
Noise
92
Treadwear
92
Handling
88

Prices change daily — check the retailer for your size.

VerdictWinner: Cooper Discoverer AT3 XLT — better handling and wet. Pick the Kumho Road Venture MT KL71 if snow matters most to you.
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Category breakdown

7 categories, side by side

Each bar is the Relative Score for that category. Expand a tile to see the test results and owner ratings behind it.

Dry

Weight: Neutral
Score (0–100) Discoverer AT3 XLT leads by 2
A — Cooper Discoverer AT3 XLT
97
B — Kumho Road Venture MT KL71
95
Why this score
SourceDiscoverer AT3 XLTRoad Venture MT KL71
Tire Rack owners 89 –
Tyre Reviews owners 83 86
SimpleTire owners 98 –
America's Tire owners 97 –

Wet

Weight: Important
Score (0–100) Discoverer AT3 XLT leads by 4
A — Cooper Discoverer AT3 XLT
94
B — Kumho Road Venture MT KL71
90
Why this score
SourceDiscoverer AT3 XLTRoad Venture MT KL71
Tire Rack owners 87 –
Tyre Reviews owners 78 84
SimpleTire owners 97 –
America's Tire owners 94 –

Snow

Weight: Neutral
Score (0–100) Road Venture MT KL71 leads by 3
A — Cooper Discoverer AT3 XLT
89
B — Kumho Road Venture MT KL71
92
Why this score
SourceDiscoverer AT3 XLTRoad Venture MT KL71
Tire Rack owners 92 –
Tyre Reviews owners 70 –
SimpleTire owners 90 –

Comfort

Weight: Neutral
Score (0–100) Discoverer AT3 XLT leads by 2
A — Cooper Discoverer AT3 XLT
93
B — Kumho Road Venture MT KL71
91
Why this score
SourceDiscoverer AT3 XLTRoad Venture MT KL71
Tire Rack owners 83 –
Tyre Reviews owners 88 77
SimpleTire owners 96 –
America's Tire owners 93 –

Noise

Weight: Neutral
Score (0–100) Discoverer AT3 XLT leads by 1
A — Cooper Discoverer AT3 XLT
93
B — Kumho Road Venture MT KL71
92
Why this score
SourceDiscoverer AT3 XLTRoad Venture MT KL71
SimpleTire owners 92 –
America's Tire owners 93 –

Treadwear

Weight: Important
Score (0–100) Discoverer AT3 XLT leads by 1
A — Cooper Discoverer AT3 XLT
93
B — Kumho Road Venture MT KL71
92
Why this score
SourceDiscoverer AT3 XLTRoad Venture MT KL71
Tire Rack owners 87 –
Tyre Reviews owners 78 93
SimpleTire owners 91 –
America's Tire owners 93 –

Handling

Weight: Neutral
Score (0–100) Discoverer AT3 XLT leads by 6
A — Cooper Discoverer AT3 XLT
94
B — Kumho Road Venture MT KL71
88
Why this score
SourceDiscoverer AT3 XLTRoad Venture MT KL71
Tyre Reviews owners 83 59
America's Tire owners 94 –
DriverReviews owners – 82

Scores at a glance

Cooper Discoverer AT3 XLT vs Kumho Road Venture MT KL71: scores by category (0–100)
CategoryCooper Discoverer AT3 XLTKumho Road Venture MT KL71
Relative Score 93 91
Dry 97 95
Wet 94 90
Snow 89 92
Comfort 93 91
Noise 93 92
Treadwear 93 92
Handling 94 88

Higher is better. The Relative Score follows your weights below; category scores do not change.

Personalize

Weight the categories that matter to you

Wet grip and treadwear start at “Important” — the two things buyers rank highest. Move the sliders and the scores update instantly.

Neutral
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Important
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Neutral
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Neutral
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Neutral
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Important
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Neutral
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Recomputed
Headline score

Tire A

Tire B

From owners

Pros, cons & observations

Themes extracted from owner reviews across retailers and review sites — not the opinion of TireWheelGuide.

Tire A Cooper Discoverer AT3 XLT

Not enough owner reviews yet to extract themes.

Tire B Kumho Road Venture MT KL71

The Kumho Road Venture M/T KL71 is widely regarded as an exceptional value-oriented mud-terrain tire that defies expectations regarding road noise and on-pavement comfort. While most users praise its aggressive off-road capabilities in mud, sand, and snow, a minority of owners report issues with ride quality, vibration, or uneven wear patterns.

Pros

  • Surprisingly low road noise for a mud-terrain tire
  • Excellent value for money compared to premium competitors
  • Strong off-road traction in mud, sand, and gravel
  • Impressive on-road handling and grip in both dry and wet conditions
  • Durable tread life when properly maintained

Cons

  • Reports of vibration or 'bouncing' on certain heavy-duty trucks
  • Potential for uneven wear or cupping if not rotated regularly
  • Some users noted a 'floating' sensation at highway speeds
  • Harder rubber compound can lead to reduced wet-weather traction if not driven cautiously

Observations

  • Users with heavy-duty trucks (e.g., Dodge RAM 2500) reported more significant ride quality issues and vibrations compared to those with lighter SUVs or Jeeps.
  • Owners of smaller SUVs and older Jeeps frequently noted improved comfort and noise levels compared to previous sets of BFGoodrich tires.
  • The tire has proven versatile enough for unconventional applications, including high-performance electric vehicles and camper vans, where users praised its winter performance.
Community buzz

What real owners are saying

From Reddit, forums and review threads. Not part of our score

Tire A

Cooper Discoverer AT3 XLT

Positive

Community members express strong satisfaction with the Cooper Discoverer AT3 XLT, highlighting its smooth ride quality, impressive comfort, and quietness compared to competing all-terrain tires like BFG KO2 and Toyo Open Country A/T II. Users also appreciate the solid value when purchased through online retailers during holiday sales, though questions occasionally arise regarding specific winter rating designations.

Top themes
#ride comfort and smoothness#low road noise#comparison to competing tires#value and pricing#winter and snow rating

Based on 7 community posts

Tire B

Kumho Road Venture MT KL71

We haven't collected enough community discussion about this tire yet.

Specifications

Specs side by side

Attribute A · Cooper Discoverer AT3 XLT B · Kumho Road Venture MT KL71
CategoryPremium Touring All Season tire—
Vehicle typeSUV and 4x4—
Sizes available3—
Rim diameters16″ – 20″—
Tread depth16 - 18/32″—
Treadwear warranty60,000 mi—
SidewallBlack Side Wall - Raised White Lettering—
Max pressure35 - 80 psi—
Final verdict

Which one should you actually buy?

Cooper

Kumho

Winner: Cooper Discoverer AT3 XLT — better handling and wet. Pick the Kumho Road Venture MT KL71 if snow matters most to you.

Pick tire A You enjoy sharp, responsive handling

Cooper Discoverer AT3 XLT scores 94 vs 88 on handling.

Pick tire A Your priority is wet-weather safety

Cooper Discoverer AT3 XLT scores 94 vs 90 on wet.

Pick tire B You drive through snowy winters

Kumho Road Venture MT KL71 scores 92 vs 89 on snow.

Tire A · Cooper Discoverer AT3 XLT
Tire B · Kumho Road Venture MT KL71

How do we compare tires?

Every category score blends two independent signals. 60% comes from professional tire tests (braking distances, lap times, noise measurements) normalized against the best tire in each test and weighted toward recent tests. 40% comes from thousands of owner reviews collected from retailers and review sites. When a tire has only one of the two, we use what exists and say so.

Community buzz from Reddit and forums is shown for context only — it never changes the score.