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Head-to-head Updated May 2026

Cooper Discoverer STT PRO vs Yokohama Geolander M/T — Compared (May 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 STT PRO

All Season All Terrain and Off Road tires

Cooper Discoverer STT PRO tread pattern
Objective (60%)
–/100
No test data yet
User signal (40%)
88/100
356 owner reviews
Dry
95
Wet
91
Snow
88
Comfort
88
Noise
78
Treadwear
86
Handling
89

Prices change daily — check the retailer for your size.

VS
Tire B Yokohama

Yokohama Geolander M/T

All Season All Terrain and Off Road tires

Yokohama Geolander M/T tread pattern
Objective (60%)
–/100
No test data yet
User signal (40%)
56/100
Owner ratings
Dry
67
Wet
80
Snow
–
Comfort
80
Noise
–
Treadwear
20
Handling
50

Prices change daily — check the retailer for your size.

VerdictWinner: Cooper Discoverer STT PRO — better treadwear, handling and dry. It leads or ties in every category we score.
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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 STT PRO leads by 28
A — Cooper Discoverer STT PRO
95
B — Yokohama Geolander M/T
67
Why this score
SourceDiscoverer STT PROGeolander M/T
Tire Rack owners 87 –
Tyre Reviews owners 81 –
SimpleTire owners 94 –
America's Tire owners 96 –

Wet

Weight: Important
Score (0–100) Discoverer STT PRO leads by 11
A — Cooper Discoverer STT PRO
91
B — Yokohama Geolander M/T
80
Why this score
SourceDiscoverer STT PROGeolander M/T
Tire Rack owners 93 –
Tyre Reviews owners 71 –
SimpleTire owners 91 –
America's Tire owners 91 –

Snow

Weight: Neutral
Score (0–100)
A — Cooper Discoverer STT PRO
88
B — Yokohama Geolander M/T
–
Why this score
SourceDiscoverer STT PROGeolander M/T
Tire Rack owners 90 –
Tyre Reviews owners 63 –
SimpleTire owners 91 –

Comfort

Weight: Neutral
Score (0–100) Discoverer STT PRO leads by 8
A — Cooper Discoverer STT PRO
88
B — Yokohama Geolander M/T
80
Why this score
SourceDiscoverer STT PROGeolander M/T
Tire Rack owners 81 –
Tyre Reviews owners 66 –
SimpleTire owners 89 –
America's Tire owners 88 –

Noise

Weight: Neutral
Score (0–100)
A — Cooper Discoverer STT PRO
78
B — Yokohama Geolander M/T
–
Why this score
SourceDiscoverer STT PROGeolander M/T
SimpleTire owners 79 –
America's Tire owners 78 –

Treadwear

Weight: Important
Score (0–100) Discoverer STT PRO leads by 66
A — Cooper Discoverer STT PRO
86
B — Yokohama Geolander M/T
20
Why this score
SourceDiscoverer STT PROGeolander M/T
Tire Rack owners 75 –
Tyre Reviews owners 90 –
SimpleTire owners 84 –
America's Tire owners 87 –

Handling

Weight: Neutral
Score (0–100) Discoverer STT PRO leads by 39
A — Cooper Discoverer STT PRO
89
B — Yokohama Geolander M/T
50
Why this score
SourceDiscoverer STT PROGeolander M/T
Tyre Reviews owners 70 –
America's Tire owners 90 –

Scores at a glance

Cooper Discoverer STT PRO vs Yokohama Geolander M/T: scores by category (0–100)
CategoryCooper Discoverer STT PROYokohama Geolander M/T
Relative Score 90 57
Dry 95 67
Wet 91 80
Snow 88 –
Comfort 88 80
Noise 78 –
Treadwear 86 20
Handling 89 50

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
NoneLessNeutralMoreMost
Important
NoneLessNeutralMoreMost
Neutral
NoneLessNeutralMoreMost
Neutral
NoneLessNeutralMoreMost
Neutral
NoneLessNeutralMoreMost
Important
NoneLessNeutralMoreMost
Neutral
NoneLessNeutralMoreMost
Recomputed
Headline score

Tire A

Tire B

Only categories both tires have data for count toward the headline score.

Specifications

Specs side by side

Attribute A · Cooper Discoverer STT PRO B · Yokohama Geolander M/T
CategoryAll Season All Terrain and Off Road tiresAll Season All Terrain and Off Road tires
Vehicle typeSUV and 4x4SUV and 4x4
Sizes available23—
Rim diameters16″ – 20″—
Tread depth18 - 22/32″—
SidewallBlack Side Wall - Raised White Lettering—
Max pressure35 - 80 psi—
Final verdict

Which one should you actually buy?

Cooper

Yokohama

Winner: Cooper Discoverer STT PRO — better treadwear, handling and dry. It leads or ties in every category we score.

Pick tire A You want the longest tread life

Cooper Discoverer STT PRO scores 86 vs 20 on treadwear.

Pick tire A You enjoy sharp, responsive handling

Cooper Discoverer STT PRO scores 89 vs 50 on handling.

Pick tire A You want the most grip on dry roads

Cooper Discoverer STT PRO scores 95 vs 67 on dry.

Pick tire A Your priority is wet-weather safety

Cooper Discoverer STT PRO scores 91 vs 80 on wet.

Tire A · Cooper Discoverer STT PRO
Tire B · Yokohama Geolander M/T

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.