Updated September 2026
Kingboss G866 review
Relative score
90/100
tests + owners
Road tests
75/100
1 published test
Scores
Two scoring systems, side by side
Owner scores come from reviews on retailer and review sites; road-test scores come from instrumented tests. Where they disagree, it is usually a discipline owners rarely push to the limit.
By road tests
74.5%Test results
1 published test appearance
Placement within each field. Open a test for the discipline-by-discipline result.
The BEST Performance Summer tires for 2026 Tested! · 235/35 R19
8th of 8
Best: Rolling Resistance · 2nd
Weakest: Wet Handling · 8th
| Discipline | Placement | Field position |
|---|---|---|
| Wet Handling | 8th of 8 | |
| Dry Handling | 8th of 8 | |
| Rolling Resistance | 2nd of 8 | |
| Straight Aqua | 8th of 8 | |
| Subj. Dry Handling | 8th of 8 | |
| Subj. Comfort | 4th of 8 | |
| Subj. Wet Handling | 8th of 8 | |
| Noise | 7th of 8 |