Nokian Powerproof 1 is a summer tyre made in total of 54 sizes, ranging from R17 to R17 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. 265/50 R20 is 60mm wider than the narrowest dimension (205) and 10mm narrower than the widest one (275). This tyre profile of 50 means the sidewall height of the tyre is 50% of the tyre width (265mm), which results in 132.5mm sidewall height. In 265/50 R20, there is only one possible speed index for Nokian Powerproof 1 - "W", which is good for speeds up to 270 km/h.
| # | Name | Our rating | Tested in this dimension | Tested in same width dimension | Segment | Price |
|---|---|---|---|---|---|---|
| 1. | Michelin Pilot Sport 4 SUV | Premium | £240 107 V + 2 | |||
| 2. | Goodyear Efficientgrip 2 SUV | Premium | £267 111 V | |||
| 3. | Bridgestone Turanza T005! Newer model available: Bridgestone Turanza 6 | Premium | ||||
| 4. | Kumho Ecsta PS71 | Upper-middle | £219 111 W | |||
| 5. | Bridgestone Turanza 6 | Premium | £249 111 W | |||
| 6. | Hankook Ventus S1 evo3 SUV K127A | Premium | £169 111 W | |||
| 7. | Continental PremiumContact 6! Newer model available: Continental PremiumContact 7 | Premium | ||||
| 8. | Firestone Roadhawk 2 | Upper-middle | £192 107 V | |||
| 9. | Hankook Ventus Prime 4 | Premium | £237 111 W | |||
| 10. | Nokian Powerproof 2 | Upper-middle | £258 0 W | |||
| 11. | Kumho Ecsta PS71 SUV | Upper-middle | £173 111 W | |||
| 12. | Nokian PowerProof 1! Newer model available: Nokian Powerproof 2 | Upper-middle | £220 111 W | |||
| 13. | Yokohama Advan Sport V107 | Upper-middle | £199 111 W | |||
| 14. | Firestone Roadhawk! Newer model available: Firestone Roadhawk 2 | Upper-middle |