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Comparison: Triangle EffeXWinter TW421 vs. Cooper Zeon CS8

Budget
TriangleTriangle

EffeXWinter TW421

0.7
R13
VS
Cooper Zeon CS8Upper-middle
CooperCooper

Zeon CS8

2.8
R15 – R19
Also compare with
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In this comparison, we are comparing a tyre from a manufacturer from (Triangle) against a tyre from a manufacturer from USA (Cooper). Generally, Triangle winter tyres are slightly better rated (15%) than Cooper (0%). In this particular case, the Cooper Zeon CS8 has a better rating of 28% compared to 7% of the Triangle EffeXWinter TW421. The first tyre test of Triangle EffeXWinter TW421 was done in 2025, compared to 2017 when was the Cooper Zeon CS8 first tested.

Test Profile

Triangle
EffeXWinter TW421
Cooper
Zeon CS8
Number of tests
1
14
Best position
#7
#9
Average position
7.0
19.7
Latest test
2025
2024
Available sizes
—
147

Wet

Wet
Triangle EffeXWinter TW421
60%
Cooper Zeon CS8
78%
Wet circle cornering
Triangle EffeXWinter TW421
62%
Cooper Zeon CS8
76%
Wet handling
Triangle EffeXWinter TW421
65%
Cooper Zeon CS8
86%
Aquaplaning - cross
Triangle EffeXWinter TW421
25%
Cooper Zeon CS8
79%
Aquaplaning - longitudal
Triangle EffeXWinter TW421
67%
Cooper Zeon CS8
84%
Wet braking
Triangle EffeXWinter TW421
60%
Cooper Zeon CS8
75%

Dry

Dry
Triangle EffeXWinter TW421
77%
Cooper Zeon CS8
72%
Dry braking
Triangle EffeXWinter TW421
95%
Cooper Zeon CS8
59%

Snow

Snow
Triangle EffeXWinter TW421
52%

Costs

Costs
Triangle EffeXWinter TW421
44%
Cooper Zeon CS8
52%
Mileage
Triangle EffeXWinter TW421
18%
Cooper Zeon CS8
63%
Rolling resistance
Triangle EffeXWinter TW421
73%
Cooper Zeon CS8
49%

Comfort

Comfort
Triangle EffeXWinter TW421
68%
Cooper Zeon CS8
80%
Exterior noise
Triangle EffeXWinter TW421
68%
Cooper Zeon CS8
80%

Dimensions and prices

Compare prices across all available dimensions for these tyres.

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