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Comparison: Cooper Zeon CS8 vs. Semperit Speed-Life 3 vs. Bridgestone Turanza T005 vs. Michelin Primacy 4+

We are comparing two summer tyres, the Cooper Zeon CS8 (link here) and the Semperit Speed-Life 3 (link here), focusing on test results and performance strengths and weaknesses.


The Cooper Zeon CS8, manufactured in the UK, has an overall rating of 42% on our site. In the Autobild and ADAC tests, it was found to be slightly less competitive, ranking 26th and 33rd out of 53 and 50 tyres respectively. Its strong point is reportedly good performance on wet roads, but it has demonstrated weaknesses on dry roads, in terms of wear resistance and eco-friendliness. More details can be found at Cooper Tires.


On the other hand, the Semperit Speed-Life 3 stands out with a higher overall rating of 59% on our site. It ranked 12th and 19th on the Autobild and ADAC tests, respectively, outperforming the Cooper Zeon CS8. It excels in wet braking, but comparative tests show it to be less balanced with certain weaknesses on dry roads and in terms of environmental friendliness. Refer to Semperit for more information.


Semperit Speed-Life 3 replaced its predecessor, the Semperit Speed-Life. The Cooper Zeon CS8, however, doesn't have a direct successor yet.


In summary, the Semperit Speed-Life 3 outperforms the Cooper Zeon CS8 in the tested categories and mutual tests. Although both tyres have the ability to provide good performance on wet roads, the Semperit Speed-Life 3 is better overall in terms of ranking, efficiency and better running performance. Yet, both tyres have room for improvement when it comes to performance on dry roads and environmental impact.


End-users considering any of these options must weigh these factors against their personal driving habits, and road and weather conditions which they commonly encounter. Remember that safe driving and tire maintenance also contribute greatly to tyre service life and performance.

Test Profile

Cooper
Zeon CS8
Semperit
Speed-Life 3
Bridgestone
Turanza T005
Michelin
Primacy 4+
Number of tests
14
14
33
13
Best position
#9
#2
#1
#1
Average position
19.7
18.1
4.1
4.3
Latest test
2024
2026
2025
2025
Available sizes
145
116
658
123

Wet

Wet
Cooper Zeon CS8
78%
Semperit Speed-Life 3
79%
Bridgestone Turanza T005
82%
Michelin Primacy 4+
75%
Aquaplaning - cross
Cooper Zeon CS8
79%
Semperit Speed-Life 3
80%
Bridgestone Turanza T005
73%
Michelin Primacy 4+
72%
Aquaplaning - longitudal
Cooper Zeon CS8
84%
Semperit Speed-Life 3
79%
Bridgestone Turanza T005
78%
Michelin Primacy 4+
79%
Wet braking
Cooper Zeon CS8
75%
Semperit Speed-Life 3
79%
Bridgestone Turanza T005
78%
Michelin Primacy 4+
79%
Wet handling
Cooper Zeon CS8
86%
Semperit Speed-Life 3
75%
Bridgestone Turanza T005
87%
Michelin Primacy 4+
78%
Wet circle cornering
Cooper Zeon CS8
76%
Semperit Speed-Life 3
73%
Bridgestone Turanza T005
85%
Michelin Primacy 4+
78%

Dry

Dry
Cooper Zeon CS8
72%
Semperit Speed-Life 3
66%
Bridgestone Turanza T005
83%
Michelin Primacy 4+
80%
Dry braking
Cooper Zeon CS8
59%
Semperit Speed-Life 3
69%
Bridgestone Turanza T005
87%
Michelin Primacy 4+
87%
Dry handling
Cooper Zeon CS8
89%
Semperit Speed-Life 3
61%
Bridgestone Turanza T005
87%
Michelin Primacy 4+
83%
Dry lane changing
Cooper Zeon CS8
75%
Bridgestone Turanza T005
84%
Michelin Primacy 4+
74%
Dry steering response
Cooper Zeon CS8
60%
Bridgestone Turanza T005
82%
Michelin Primacy 4+
90%

Offroad

Offroad
Cooper Zeon CS8
90%
Bridgestone Turanza T005
82%

Costs

Costs
Cooper Zeon CS8
52%
Semperit Speed-Life 3
72%
Bridgestone Turanza T005
81%
Michelin Primacy 4+
80%
Rolling resistance
Cooper Zeon CS8
49%
Semperit Speed-Life 3
65%
Bridgestone Turanza T005
93%
Michelin Primacy 4+
82%
Mileage
Cooper Zeon CS8
63%
Semperit Speed-Life 3
76%
Bridgestone Turanza T005
69%
Michelin Primacy 4+
91%
Price/value
Cooper Zeon CS8
43%
Semperit Speed-Life 3
81%
Bridgestone Turanza T005
53%
Michelin Primacy 4+
51%

Comfort

Comfort
Cooper Zeon CS8
80%
Semperit Speed-Life 3
73%
Bridgestone Turanza T005
76%
Michelin Primacy 4+
86%
Exterior noise
Cooper Zeon CS8
80%
Semperit Speed-Life 3
78%
Bridgestone Turanza T005
62%
Michelin Primacy 4+
77%
Comfort
Cooper Zeon CS8
80%
Semperit Speed-Life 3
56%
Bridgestone Turanza T005
66%

Dimensions and prices

Compare prices across all available dimensions for these tyres.

Mutual tests

OrganizationSeasonYearDimension
ADACADAC
Summer
2023205/55 R16View

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