| Model | Grandtrek AT20 | Discoverer STT PRO |
| Tread pattern photos |  |
 |
| Price range | Check on Amazon Check on DiscountTire | Check on Amazon Check on DiscountTire |
| Brand | Dunlop | Cooper |
| Car type | SUV and 4x4 | |
| Category | All Season All Terrain and Off Road tires | |
| Tires scores compare | ||
| Overall | 28% | 80.7%  |
| Overall Dry | 62% | 78.3% |
| Corner Stability | 58% | 80% |
| Dry Traction | 67% | 80% |
| Steering Response | 61% | 75% |
| Overall Wet | 50% | 65% |
| Hydroplaning resistance | 50% | No data |
| Wet Traction | 51% | 65% |
| Snow performance | 38% | No data |
| Light Snow | 44% | No data |
| Heavy Snow | 36% | No data |
| Ice | 33% | No data |
| Overall Comfort | 69% | 75% |
| Ride Comfort | 68% | No data |
| Overall Noise | 70% | No data |
| Wear (tread life) | 50% | 90% |
| Overall Off-road | 51% | No data |
| On Dirt | 55% | No data |
| On Sand | 50% | No data |
| On Mud | 43% | No data |
| On Rock | 54% | No data |
| Buy again | No data | 100% |
| Price range | Check on Amazon Check on DiscountTire | Check on Amazon Check on DiscountTire |