Falken Azenis FK520 is a summer tyre made in total of 128 sizes, ranging from R17 to R17 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. 235/55 R20 is 30mm wider than the narrowest dimension (205) and 90mm narrower than the widest one (325). This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (235mm), which results in 129.25mm sidewall height. In 235/55 R20, there is only one possible speed index for Falken Azenis FK520 - "Y", which is good for speeds up to 300 km/h. In 235/55 R20, Azenis FK520 usually competes against Proxes Sport 2, which is a tyre from Toyo with a rating of 63%, compared to 74% of the Falken in question.
Relevant tyre tests in same or similiar dimension (235/55 R20)

| Name | |||||||
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| Falken Azenis FK520 | |||||||
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| Name | |||||||
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| Falken Azenis FK520 | |||||||
| Show test details | |||||||
| # | Name | Our rating | Tested in this dimension | Tested in same width dimension | Segment | Price |
|---|---|---|---|---|---|---|
| 1. | Michelin Pilot Sport 4 Suv | Premium | £225 105 W | |||
| 2. | Goodyear Eagle F1 Asymmetric 6 | Premium | ||||
| 3. | Pirelli P ZERO PZ4 | Premium | £237 102 H + 2 | |||
| 4. | Bridgestone Potenza Sport! Newer model available: Bridgestone Potenza Sport Evo | Premium | £214 105 Y + 1 | |||
| 5. | Bridgestone Turanza 6 | Premium | £187 102 V | |||
| 6. | Hankook Ventus S1 evo3 SUV K127A | Premium | £117 105 W | |||
| 7. | Hankook Ventus Prime 4 | Premium | £191 105 V + 2 | |||
| 8. | Toyo Proxes Sport 2 | Upper-middle | £206 105 W | |||
| 9. | Yokohama Advan Sport V107 | Upper-middle | £198 105 V |