Imperial Ecodriver 4 is a summer tyre made in total of 62 sizes, ranging from R13 to R13 - this particular dimension is R16, which means it fits to a 16 inch/406.4mm diameter wheel. 185/55 R16 is 50mm wider than the narrowest dimension (135) and 0mm narrower than the widest one (185). This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (185mm), which results in 101.75mm sidewall height. In 185/55 R16, there are 2 possible speed indexes for Imperial Ecodriver 4 - "H","V", which are good for speeds up to 210, 240 km/h. In 185/55 R16, Ecodriver 4 usually competes against Ventus Prime3 K125, which is a tyre from Hankook with a rating of 0%, compared to 0% of the Imperial in question.
| # | Name | Our rating | Tested in this dimension | Tested in same width dimension | Segment | Price |
|---|---|---|---|---|---|---|
| 1. | Michelin Primacy 4+! Newer model available: Michelin Primacy 5 | Premium | £145 83 V + 2 | |||
| 2. | Firestone Roadhawk 2 | Upper-middle | £93 83 V | |||
| 3. | Linglong Sport Master | Lowcost | ||||
| 4. | Hankook Ventus Prime 4 | Premium | £93 83 H + 3 | |||
| 5. | Kumho Ecsta HS52 | Upper-middle | £79 83 V + 1 | |||
| 6. | Falken ZIEX ZE310 ECORUN! Newer model available: Falken ZIEX ZE320 | Upper-middle | £94 83 H + 3 | |||
| 7. | BFGoodrich Advantage | Upper-middle | £131 87 V | |||
| 8. | Uniroyal RainSport 5 | Upper-middle | £101 83 V | |||
| 9. | Falken ZIEX ZE320 | Upper-middle | £93 87 V | |||
| 10. | Firestone Roadhawk! Newer model available: Firestone Roadhawk 2 | Upper-middle | ||||
| 11. | Maxxis Premitra HP5 | Lowcost | £95 83 V | |||
| 12. | Goodyear Efficient Grip Performance! Newer model available: Goodyear Efficient Grip Performance 2 | Premium | £127 83 V + 1 | |||
| 13. | Cooper Zeon CS8 | Upper-middle | £125 0 V + 1 | |||
| 14. | Matador Hectorra 5 | Lowcost |