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Hankook Optimo K406 (

255/40 R21 Hankook Optimo K406 ( variants

Hankook Optimo K406 ( is not available in 255/40 R21.

Hankook Optimo K406 ( is made in dimensions ranging from R13 to R, that's why it's not available in 255/40 R21.
Table of contents:

Other Hankook models available in 255/40 R21

Hankook
Hankook Ventus Evo

Ventus Evo

R17 - R22
4.5/5
£216
Compare
Hankook
Hankook Ventus Prime 4

Ventus Prime 4

R13 - R23
3.85/5
£262
Compare
Hankook
Hankook Ventus S1 evo Z K129

Ventus S1 evo Z K129

R18 - R21
2.85/5
£225
Compare
Hankook
Hankook Ventus S1 evo3 SUV K127A

Ventus S1 evo3 SUV K127A

R17 - R23
4.25/5
£228
Compare

255/40 R21 - Best summer tyres (according to tests)

#NameOur ratingTested in this dimensionTested in same width dimensionSegmentPrice
1. Continental Sportcontact 7! Newer model available: 1
86.2%
93.9%
76%
Automotorsport 2023
Premium £250
102 Y + 1
2. Michelin PILOT SPORT 5! Newer model available: 1
84%
87.4%
73.7%
Premium
3. Michelin PILOT SPORT 4 SUV! Newer model available: 1
89.6%
87.6%
64%
Autobild 2025
Premium £286
102 W + 5
4. Goodyear Eagle F1 Asymmetric 6! Newer model available: 1
86.3%
90.5%
79.3%
Autobild 2025
Premium £239
102 W + 4
5. Bridgestone Potenza Sport! Newer model available: 1
90.3%
89.7%
81%
Automotorsport 2023
Premium £260
102 Y
6. Bridgestone Turanza T005! Newer model available: 1
83.5%
84.5%
78%
Premium
7. Hankook Ventus Evo! Newer model available: 1
86.9%
Premium £216
102 Y
8. Kumho Ecsta Sport (PS72)! Newer model available: 1
Upper-middle £153
105 Y + 1
9. Pirelli P ZERO lx.! Newer model available: 1
Premium £259
102 V + 2
10. Pirelli P Zero Pz4! Newer model available: 1
85.1%
79.2%
76.4%
Premium £255
102 V + 7
11. Hankook Ventus S1 evo3 SUV K127A! Newer model available: 1
84.4%
86.8%
89.7%
Premium £228
102 Y
12. Hankook Ventus Prime 4! Newer model available: 1
75.7%
82.2%
78.9%
Premium £262
102 T + 4
13. Bridgestone Turanza 6! Newer model available: 1
75.8%
78.6%
63%
Autobild 2025
Premium £268
102 T + 2
14. Michelin Primacy 4! Newer model available: 1
80.1%
83.2%
81%
Premium
15. Dunlop SP Sport MAXX RT2! Newer model available: 1
80.8%
76.3%
74.3%
Premium £286
102 Y
16. Michelin Pilot Sport 4 S! Newer model available: 1
77.9%
85.3%
64.2%
Tyre Reviews 2022
Premium £292
102 Y + 1
17. Kumho Ecsta PS71 SUV! Newer model available: 1
76.7%
Autobild 2025
Upper-middle £161
102 Y
18. Toyo Proxes Sport 2! Newer model available: 1
76.5%
82.3%
77.5%
Upper-middle £175
102 Y
19. Uniroyal RainSport 5! Newer model available: 1
86.3%
70%
83.2%
Upper-middle £179
102 Y
20. Yokohama Advan Sport V107! Newer model available: 1
82.4%
92.3%
75.5%
Upper-middle £225
102 Y
21. Hankook Ventus S1 evo Z K129! Newer model available: 1
81.8%
49.8%
Premium £225
102 Y
22. General Tire Grabber GT Plus! Newer model available: 1
70.2%
64.5%
Lowcost £140
0 Y
23. Continental Ecocontact 6! Newer model available: 1
62%
78.8%
85%
Premium £240
102 T + 2
24. Pirelli Scorpion Elect! Newer model available: 1
72.1%
75.5%
Automotorsport 2023
Premium £191
0
25. GoodYear Eagle F1 Asymmetric 5! Newer model available: 1
91.7%
90.4%
77.2%
Autobild 2021
Premium £258
102 Y + 4