Goodyear Eagle F1 Supersport is a summer tyre made in total of 93 sizes, ranging from R18 to R18 - this particular dimension is R21, which means it fits to a 21 inch/533.4mm diameter wheel. 245/40 R21 is 40mm wider than the narrowest dimension (205) and 70mm narrower than the widest one (315). This tyre profile of 40 means the sidewall height of the tyre is 40% of the tyre width (245mm), which results in 98mm sidewall height. In 245/40 R21, there is only one possible speed index for Goodyear Eagle F1 Supersport - "Y", which is good for speeds up to 300 km/h.
Relevant tyre tests in same or similiar dimension (245/40 R21)

| Name | Wet | Dry | |||||
|---|---|---|---|---|---|---|---|
| Best values in test | 2+ | 1- | |||||
| Goodyear Eagle F1 Supersport | 2+ | 2 | |||||
| Show test details | |||||||
| # | Name | Our rating | Tested in this dimension | Tested in same width dimension | Segment | Price |
|---|---|---|---|---|---|---|
| 1. | Michelin Pilot Sport 4 S! Newer model available: Michelin Pilot Sport S 5 | Premium | £301 100 Y + 1 | |||
| 2. | Pirelli P ZERO lx. | Premium | £278 100 V + 2 | |||
| 3. | Goodyear Eagle F1 Asymmetric 6 | Premium | ||||
| 4. | Pirelli P ZERO PZ4 | Premium | £302 100 W + 1 | |||
| 5. | Michelin PRIMACY 5 | Premium | £292 100 W | |||
| 6. | Hankook iON evo | Premium | £358 100 Y | |||
| 7. | Hankook Ventus evo | Premium | £210 100 Y | |||
| 8. | Bridgestone Turanza T005! Newer model available: Bridgestone Turanza 6 | Premium | £294 100 Y | |||
| 9. | Kumho Ecsta PS71 | Upper-middle | £205 100 Y | |||
| 10. | Kumho Ecsta Sport (PS72) | Upper-middle | £208 100 Y | |||
| 11. | Bridgestone Turanza 6 | Premium | £216 100 Y | |||
| 12. | Michelin Primacy 4+! Newer model available: Michelin Primacy 5 | Premium | £333 100 W | |||
| 13. | Continental PremiumContact 6! Newer model available: Continental PremiumContact 7 | Premium | £264 100 Y | |||
| 14. | Goodyear Eagle F1 Supersport | Premium | £237 100 Y | |||
| 15. | Yokohama Advan Sport V107 | Upper-middle | £206 100 Y |