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Head-to-head Updated May 2026

Dunlop Grandtrek SJ6 vs Toyo Open Country A/T II — 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 Dunlop

Dunlop Grandtrek SJ6

Winter Premium Touring tires

Dunlop Grandtrek SJ6 tread pattern
Objective (60%)
–/100
No test data yet
User signal (40%)
41/100
1 owner review
Dry
20
Wet
20
Snow
10
Comfort
70
Noise
–
Treadwear
60
Handling
40
Check price on Amazon

Prices change daily — check the retailer for your size.

VS
Tire B Toyo

Toyo Open Country A/T II

Toyo Open Country A/T II tread pattern
Objective (60%)
–/100
No test data yet
User signal (40%)
92/100
816 owner reviews
Dry
96
Wet
91
Snow
91
Comfort
93
Noise
89
Treadwear
92
Handling
93
Check price on Amazon

Prices change daily — check the retailer for your size.

VerdictWinner: Toyo Open Country A/T II — better snow, dry and wet. 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) Open Country A/T II leads by 76
A
20
B
96
Why this score
SourceGrandtrek SJ6Open Country A/T II
Tyre Reviews owners 20 65
SimpleTire owners 88 –

Wet

Weight: Important
Score (0–100) Open Country A/T II leads by 71
A
20
B
91
Why this score
SourceGrandtrek SJ6Open Country A/T II
Tyre Reviews owners 20 50
SimpleTire owners 88 –

Snow

Weight: Neutral
Score (0–100) Open Country A/T II leads by 81
A
10
B
91
Why this score
SourceGrandtrek SJ6Open Country A/T II
Tyre Reviews owners 10 45
SimpleTire owners 96 –

Comfort

Weight: Neutral
Score (0–100) Open Country A/T II leads by 23
A
70
B
93
Why this score
SourceGrandtrek SJ6Open Country A/T II
Tyre Reviews owners 70 80
SimpleTire owners 84 –

Noise

Weight: Neutral
Score (0–100)
A
–
B
89
Why this score
SourceGrandtrek SJ6Open Country A/T II
SimpleTire owners 80 –

Treadwear

Weight: Important
Score (0–100) Open Country A/T II leads by 32
A
60
B
92
Why this score
SourceGrandtrek SJ6Open Country A/T II
Tyre Reviews owners 60 75
SimpleTire owners 80 –

Handling

Weight: Neutral
Score (0–100) Open Country A/T II leads by 53
A
40
B
93
Why this score
SourceGrandtrek SJ6Open Country A/T II
Tyre Reviews owners 40 60

Scores at a glance

CategoryDunlop Grandtrek SJ6Toyo Open Country A/T II
Relative Score 37 92
Dry 20 96
Wet 20 91
Snow 10 91
Comfort 70 93
Noise – 89
Treadwear 60 92
Handling 40 93

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

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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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Recomputed
Headline score

Tire A

Tire B

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

From owners

Pros, cons & observations

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

Tire A Dunlop Grandtrek SJ6

The Dunlop Grandtrek SJ6 receives a highly critical assessment from the user, who reports significant performance deficiencies in both wet and dry conditions. The reviewer expresses extreme dissatisfaction, citing poor handling and braking capabilities.

Cons

  • Poor handling characteristics in wet and dry conditions
  • Inadequate braking performance
  • Overall lack of reliability and quality
Tire B Toyo Open Country A/T II

The Toyo Open Country A/T II is widely regarded as a versatile, durable, and quiet all-terrain tire that excels in mixed-use scenarios, including towing and light-to-moderate off-roading. While the vast majority of users praise its longevity and highway comfort, a subset of owners reports persistent issues with high-speed balancing and inconsistent performance on slick, wet pavement.

Pros

  • Excellent highway comfort and low road noise for an all-terrain tire
  • Strong off-road capability in mud, sand, and loose rock
  • High durability and tread life when properly maintained
  • Predictable handling and stability while towing heavy loads

Cons

  • Persistent reports of vibration and difficulty achieving a proper high-speed balance
  • Inconsistent traction on wet or freshly rained-on pavement
  • Potential for uneven tread wear if rotation and pressure are not strictly managed
  • Some users find the compound too stiff for optimal grip in icy or packed snow conditions

Observations

  • Heavy-duty truck owners (e.g., Ram 2500/3500) report excellent towing stability, provided tire pressures are adjusted using the 'chalk test' to prevent center-tread wear.
  • Users opting for 'C' load ratings on lighter vehicles like the Jeep Wrangler report a more comfortable ride but note 'squishy' sidewalls during off-road deflation compared to 'E' load versions.
  • Owners of smaller SUVs and crossovers (e.g., Subaru Crosstrek) generally find the tire to be a significant aesthetic and functional upgrade over stock tires with minimal noise penalty.
Specifications

Specs side by side

Attribute A · Dunlop Grandtrek SJ6 B · Toyo Open Country A/T II
CategoryWinter Premium Touring tires—
Vehicle typeSUV and 4x4—
Tread depth13/32″—
SidewallBlackwall—
Max pressure44 psi—
Final verdict

Which one should you actually buy?

Dunlop

Toyo

Winner: Toyo Open Country A/T II — better snow, dry and wet. It leads or ties in every category we score.

Pick tire B You drive through snowy winters

Toyo Open Country A/T II scores 91 vs 10 on snow.

Pick tire B You want the most grip on dry roads

Toyo Open Country A/T II scores 96 vs 20 on dry.

Pick tire B Your priority is wet-weather safety

Toyo Open Country A/T II scores 91 vs 20 on wet.

Pick tire B You enjoy sharp, responsive handling

Toyo Open Country A/T II scores 93 vs 40 on handling.

Tire A · Dunlop Grandtrek SJ6
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Tire B · Toyo Open Country A/T II
Check price on Amazon

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.