83
/ 100
Objective (60%)
–/100
No test data yet
User signal (40%)
78/100
4 owner reviews
Prices change daily — check the retailer for your size.
Head-to-head
Updated May 2026
Dunlop Grandtrek A/T3 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.
VS
Tire B
Toyo
Toyo Open Country A/T II
92
/ 100
Objective (60%)
–/100
No test data yet
User signal (40%)
92/100
816 owner reviews
Prices change daily — check the retailer for your size.
VerdictWinner: Toyo Open Country A/T II — better comfort, wet and snow. It leads or ties in every category we score.
Read full
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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
Score (0–100)
Open Country A/T II leads by 6
Why this score
| Source | Grandtrek A/T3 | Open Country A/T II |
|---|---|---|
| Tyre Reviews owners | 95 | 65 |
Wet
Score (0–100)
Open Country A/T II leads by 10
Why this score
| Source | Grandtrek A/T3 | Open Country A/T II |
|---|---|---|
| Tyre Reviews owners | 85 | 50 |
Snow
Score (0–100)
Open Country A/T II leads by 10
Why this score
| Source | Grandtrek A/T3 | Open Country A/T II |
|---|---|---|
| Tyre Reviews owners | 90 | 45 |
Comfort
Score (0–100)
Open Country A/T II leads by 13
Why this score
| Source | Grandtrek A/T3 | Open Country A/T II |
|---|---|---|
| Tyre Reviews owners | 83 | 80 |
Noise
Score (0–100)
Treadwear
Score (0–100)
Open Country A/T II leads by 7
Why this score
| Source | Grandtrek A/T3 | Open Country A/T II |
|---|---|---|
| Tyre Reviews owners | 93 | 75 |
Handling
Score (0–100)
Open Country A/T II leads by 10
Why this score
| Source | Grandtrek A/T3 | Open Country A/T II |
|---|---|---|
| Tyre Reviews owners | 83 | 60 |
Scores at a glance
| Category | Dunlop Grandtrek A/T3 | Toyo Open Country A/T II |
|---|---|---|
| Relative Score | 83 | 92 |
| Dry | 90 | 96 |
| Wet | 81 | 91 |
| Snow | 81 | 91 |
| Comfort | 80 | 93 |
| Noise | – | 89 |
| Treadwear | 85 | 92 |
| Handling | 83 | 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.
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Recomputed
Headline score
83
/ 100
Tire A
92
/ 100
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.
The Dunlop Grandtrek A/T3 is generally regarded as a capable and reliable all-terrain tire that balances on-road comfort with off-road durability. Users frequently praise its significant improvement in traction over factory-fitted tires and appreciate its surprisingly quiet performance for an A/T tread pattern.
Pros
- Excellent on-road grip and handling stability
- Quiet operation compared to typical all-terrain competitors
- Robust construction with reinforced sidewalls
- Significant improvement in wet weather traction over standard tires
Cons
- Reduced grip on specific surfaces like smooth, wet cement
- Increased road noise as the tread wears down
- Limited performance in extreme off-road conditions
Observations
- Users fitting these to mid-size SUVs like the BMW X3 report success in finding a tougher, more versatile tire for occasional off-road use without sacrificing daily drivability.
- Owners of heavier utility vehicles like the Isuzu Trooper note that the reinforced sidewalls provide good steering feedback and comfort.
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 A/T3 | B · Toyo Open Country A/T II |
|---|---|---|
| Category | All Season Premium Touring tires | — |
| Vehicle type | SUV and 4x4 | — |
Final verdict
Which one should you actually buy?
83
/ 100
Dunlop
92
/ 100
Toyo
Winner: Toyo Open Country A/T II — better comfort, wet and snow. It leads or ties in every category we score.
Pick tire B
You want the most comfortable ride
Toyo Open Country A/T II scores 93 vs 80 on comfort.
Pick tire B
Your priority is wet-weather safety
Toyo Open Country A/T II scores 91 vs 81 on wet.
Pick tire B
You drive through snowy winters
Toyo Open Country A/T II scores 91 vs 81 on snow.
Pick tire B
You enjoy sharp, responsive handling
Toyo Open Country A/T II scores 93 vs 83 on handling.
Tire A · Dunlop Grandtrek A/T3
Tire B · Toyo Open Country A/T II
More comparisons
Also compared with
Dunlop Grandtrek A/T3 also compared with
Toyo Open Country A/T II also compared with
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.