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Comparison: Triangle EffeXWinter TW421 vs. Cooper Zeon CS8 vs. Goodyear Efficientgrip 2 SUV vs. Michelin Primacy 5

Budget
TriangleTriangle

EffeXWinter TW421

0.7
R13
Cooper Zeon CS8Upper-middle
CooperCooper

Zeon CS8

2.8
R15 – R19
Goodyear Efficientgrip 2 SUVPremium
GoodyearGoodyear

Efficientgrip 2 SUV

9.2
R16 – R22
Michelin Primacy 5Premium
MichelinMichelin

Primacy 5

8.6
R16 – R21
Also compare with
UltraContact NXT Ventus Evo Cinturato (C3)

Test Profile

Triangle
EffeXWinter TW421
Cooper
Zeon CS8
Goodyear
Efficientgrip 2 SUV
Michelin
Primacy 5
Number of tests
1
14
5
5
Best position
#7
#9
#1
#1
Average position
7.0
19.7
2.2
4.8
Latest test
2025
2024
2025
2026
Available sizes
—
147
63
158

These tyres were not tested together in the same test. The scores below are aggregated from different independent tests, so direct comparison should be taken with caution.

Wet
Triangle EffeXWinter TW421
60%
Cooper Zeon CS8
78%
Goodyear Efficientgrip 2 SUV
83%
Michelin Primacy 5
85%
Wet braking
Triangle EffeXWinter TW421
60%
Cooper Zeon CS8
75%
Goodyear Efficientgrip 2 SUV
85%
Michelin Primacy 5
87%
Wet circle cornering
Triangle EffeXWinter TW421
62%
Cooper Zeon CS8
76%
Goodyear Efficientgrip 2 SUV
79%
Wet handling
Triangle EffeXWinter TW421
65%
Cooper Zeon CS8
86%
Goodyear Efficientgrip 2 SUV
86%
Michelin Primacy 5
77%
Aquaplaning - cross
Triangle EffeXWinter TW421
25%
Cooper Zeon CS8
79%
Goodyear Efficientgrip 2 SUV
82%
Michelin Primacy 5
87%
Aquaplaning - longitudal
Triangle EffeXWinter TW421
67%
Cooper Zeon CS8
84%
Goodyear Efficientgrip 2 SUV
78%
Michelin Primacy 5
92%
Snow
Triangle EffeXWinter TW421
52%
Dry
Triangle EffeXWinter TW421
77%
Cooper Zeon CS8
72%
Goodyear Efficientgrip 2 SUV
83%
Michelin Primacy 5
87%
Dry braking
Triangle EffeXWinter TW421
95%
Cooper Zeon CS8
59%
Goodyear Efficientgrip 2 SUV
82%
Michelin Primacy 5
77%
Costs
Triangle EffeXWinter TW421
44%
Cooper Zeon CS8
52%
Goodyear Efficientgrip 2 SUV
84%
Michelin Primacy 5
86%
Mileage
Triangle EffeXWinter TW421
18%
Cooper Zeon CS8
63%
Goodyear Efficientgrip 2 SUV
96%
Michelin Primacy 5
85%
Rolling resistance
Triangle EffeXWinter TW421
73%
Cooper Zeon CS8
49%
Goodyear Efficientgrip 2 SUV
77%
Michelin Primacy 5
86%
Comfort
Triangle EffeXWinter TW421
68%
Cooper Zeon CS8
80%
Goodyear Efficientgrip 2 SUV
92%
Michelin Primacy 5
95%
Exterior noise
Triangle EffeXWinter TW421
68%
Cooper Zeon CS8
80%
Goodyear Efficientgrip 2 SUV
90%
Michelin Primacy 5
91%

Dimensions and prices

Compare prices across all available dimensions for these tyres.

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