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Comparison: Triangle EffeXWinter TW421 vs. Michelin e.Primacy vs. Bridgestone Potenza Sport

Budget
TriangleTriangle

EffeXWinter TW421

0.7
R13
Michelin e.PrimacyPremium
MichelinMichelin

e.Primacy

7.1
R15 – R21
Bridgestone Potenza SportPremium
BridgestoneBridgestone

Potenza Sport

8.7
R17 – R22
Also compare with
SportContact 7 UltraContact NXT Ventus Evo

Test Profile

Triangle
EffeXWinter TW421
Michelin
e.Primacy
Bridgestone
Potenza Sport
Number of tests
1
4
23
Best position
#7
#3
#1
Average position
7.0
12.0
3.3
Latest test
2025
2025
2025
Available sizes
—
111
192
Wet
Triangle EffeXWinter TW421
60%
Michelin e.Primacy
66%
Bridgestone Potenza Sport
89%
Aquaplaning - longitudal
Triangle EffeXWinter TW421
67%
Michelin e.Primacy
68%
Bridgestone Potenza Sport
79%
Wet braking
Triangle EffeXWinter TW421
60%
Michelin e.Primacy
70%
Bridgestone Potenza Sport
86%
Wet circle cornering
Triangle EffeXWinter TW421
62%
Michelin e.Primacy
64%
Bridgestone Potenza Sport
92%
Wet handling
Triangle EffeXWinter TW421
65%
Michelin e.Primacy
63%
Bridgestone Potenza Sport
93%
Aquaplaning - cross
Triangle EffeXWinter TW421
25%
Michelin e.Primacy
56%
Bridgestone Potenza Sport
75%
Dry
Triangle EffeXWinter TW421
77%
Michelin e.Primacy
80%
Bridgestone Potenza Sport
88%
Dry lane changing
Triangle EffeXWinter TW421
57%
Michelin e.Primacy
93%
Bridgestone Potenza Sport
86%
Dry braking
Triangle EffeXWinter TW421
95%
Michelin e.Primacy
83%
Bridgestone Potenza Sport
88%
Snow
Triangle EffeXWinter TW421
52%
Costs
Triangle EffeXWinter TW421
44%
Michelin e.Primacy
100%
Bridgestone Potenza Sport
61%
Rolling resistance
Triangle EffeXWinter TW421
73%
Michelin e.Primacy
100%
Bridgestone Potenza Sport
58%
Comfort
Triangle EffeXWinter TW421
68%
Michelin e.Primacy
88%
Bridgestone Potenza Sport
80%
Exterior noise
Triangle EffeXWinter TW421
68%
Michelin e.Primacy
90%
Bridgestone Potenza Sport
70%
Comfort
Triangle EffeXWinter TW421
75%
Michelin e.Primacy
70%
Bridgestone Potenza Sport
79%

Dimensions and prices

Compare prices across all available dimensions for these tyres.

Explore rankings

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