80
/ 100
Objective (60%)
–/100
No test data yet
User signal (40%)
80/100
2 owner reviews
Prices change daily — check the retailer for your size.
Head-to-head
Updated May 2026
Dunlop Grandtrek TG30 vs Dunlop Sport Maxx RT — 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
Dunlop
Dunlop Sport Maxx RT
77
/ 100
Objective (60%)
–/100
No test data yet
User signal (40%)
78/100
180 owner reviews
Prices change daily — check the retailer for your size.
VerdictWinner: Dunlop Grandtrek TG30 — better treadwear and comfort. Pick the Dunlop Sport Maxx RT if handling and dry matter most to you.
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Category breakdown
5 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)
Sport Maxx RT leads by 8
Why this score
| Source | Grandtrek TG30 | Sport Maxx RT |
|---|---|---|
| Tire Rack owners | – | 86 |
| Tyre Reviews owners | 80 | 88 |
| SimpleTire owners | – | 92 |
Wet
Score (0–100)
Grandtrek TG30 leads by 1
Why this score
| Source | Grandtrek TG30 | Sport Maxx RT |
|---|---|---|
| Tire Rack owners | – | 79 |
| Tyre Reviews owners | 85 | 84 |
| SimpleTire owners | – | 87 |
Comfort
Score (0–100)
Grandtrek TG30 leads by 8
Why this score
| Source | Grandtrek TG30 | Sport Maxx RT |
|---|---|---|
| Tire Rack owners | – | 70 |
| Tyre Reviews owners | 90 | 82 |
| SimpleTire owners | – | 95 |
Treadwear
Score (0–100)
Grandtrek TG30 leads by 15
Why this score
| Source | Grandtrek TG30 | Sport Maxx RT |
|---|---|---|
| Tire Rack owners | – | 70 |
| Tyre Reviews owners | 75 | 60 |
| SimpleTire owners | – | 84 |
Handling
Score (0–100)
Sport Maxx RT leads by 11
Why this score
| Source | Grandtrek TG30 | Sport Maxx RT |
|---|---|---|
| Tyre Reviews owners | 70 | 81 |
Scores at a glance
| Category | Dunlop Grandtrek TG30 | Dunlop Sport Maxx RT |
|---|---|---|
| Relative Score | 80 | 77 |
| Dry | 80 | 88 |
| Wet | 85 | 84 |
| Comfort | 90 | 82 |
| Treadwear | 75 | 60 |
| Handling | 70 | 81 |
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
80
/ 100
Tire A
77
/ 100
Tire B
From owners
Pros, cons & observations
Themes extracted from owner reviews across retailers and review sites — not the opinion of TireWheelGuide.
Not enough owner reviews yet to extract themes.
The Dunlop SportMaxx RT is widely regarded as a high-performance tire that excels in dry and wet grip, offering a comfortable and quiet ride that often transforms the driving dynamics of the vehicles it is fitted to. While users frequently praise its handling, braking, and confidence-inspiring feedback, the consensus is heavily polarized by its rapid tread wear, which many owners find unacceptable for daily driving.
Pros
- Exceptional grip in both dry and wet conditions
- High levels of ride comfort and low road noise
- Predictable handling and communicative steering feedback
- Strong braking performance
- Good value for money compared to other premium brands
Cons
- Rapid tread wear and short lifespan
- Soft sidewalls which some users find less sharp for aggressive cornering
- Reports of cracking or premature aging of the rubber compound
- Poor performance in snow or freezing temperatures
- Inconsistent longevity across different vehicle weights and driving styles
Observations
- Users with heavy front-wheel-drive vehicles or high-torque diesel estates frequently report the fastest tread wear, often requiring replacement under 15,000 miles.
- Owners of performance-oriented cars (e.g., Alfa Romeo, Mazda, Volvo) often report that the tire significantly improves ride quality and noise levels compared to stiffer OEM tires like run-flats or Pirelli P Zeros.
- Some users on 19-inch sizes noted increased road noise and harshness, suggesting the tire's comfort benefits may be more pronounced on smaller rim diameters.
Specifications
Specs side by side
| Attribute | A · Dunlop Grandtrek TG30 | B · Dunlop Sport Maxx RT |
|---|---|---|
| Category | All Season Touring tires | — |
| Vehicle type | SUV and 4x4 | — |
| Sizes available | — | 5 |
| Rim diameters | — | 17″ – 19″ |
| Tread depth | — | 9/32″ |
| UTQG | — | 240 A A |
| Sidewall | — | Blackwall |
| Max pressure | — | 50 psi |
Final verdict
Which one should you actually buy?
80
/ 100
Dunlop
77
/ 100
Dunlop
Winner: Dunlop Grandtrek TG30 — better treadwear and comfort. Pick the Dunlop Sport Maxx RT if handling and dry matter most to you.
Pick tire A
You want the longest tread life
Dunlop Grandtrek TG30 scores 75 vs 60 on treadwear.
Pick tire B
You enjoy sharp, responsive handling
Dunlop Sport Maxx RT scores 81 vs 70 on handling.
Pick tire A
You want the most comfortable ride
Dunlop Grandtrek TG30 scores 90 vs 82 on comfort.
Pick tire B
You want the most grip on dry roads
Dunlop Sport Maxx RT scores 88 vs 80 on dry.
Tire A · Dunlop Grandtrek TG30
Tire B · Dunlop Sport Maxx RT
More comparisons
Also compared with
Dunlop Grandtrek TG30 also compared with
Dunlop Sport Maxx RT 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.