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Comparison: Riken Road Performance vs. Michelin Primacy 4+ vs. GoodYear Efficientgrip Performance 2 vs. Kumho Ecsta PS71 vs. Goodyear Efficientgrip 2 SUV

Riken Road Performance
RikenRiken

Road Performance

R15 – R16
Michelin Primacy 4+Premium
MichelinMichelin

Primacy 4+

7.6
R16 – R21
GoodYear Efficientgrip Performance 2Premium
GoodYearGoodYear

Efficientgrip Performance 2

8.5
R15 – R21
Kumho Ecsta PS71Upper-middle
KumhoKumho

Ecsta PS71

8.3
R16 – R22
Goodyear Efficientgrip 2 SUVPremium
GoodyearGoodyear

Efficientgrip 2 SUV

9.2
R16 – R22
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Test Profile

Riken
Road Performance
Michelin
Primacy 4+
GoodYear
Efficientgrip Performance 2
Kumho
Ecsta PS71
Goodyear
Efficientgrip 2 SUV
Number of tests
—
13
3
15
5
Best position
—
#1
#2
#2
#1
Average position
—
4.3
3.3
9.0
2.2
Latest test
—
2025
2026
2025
2025
Available sizes
—
123
40
225
63

Wet

Wet
Riken Road Performance
70%
Michelin Primacy 4+
75%
GoodYear Efficientgrip Performance 2
77%
Kumho Ecsta PS71
79%
Goodyear Efficientgrip 2 SUV
83%
Wet braking
Riken Road Performance
63%
Michelin Primacy 4+
79%
GoodYear Efficientgrip Performance 2
78%
Kumho Ecsta PS71
79%
Goodyear Efficientgrip 2 SUV
85%
Aquaplaning - cross
Riken Road Performance
76%
Michelin Primacy 4+
72%
GoodYear Efficientgrip Performance 2
69%
Kumho Ecsta PS71
87%
Goodyear Efficientgrip 2 SUV
82%
Aquaplaning - longitudal
Riken Road Performance
74%
Michelin Primacy 4+
79%
GoodYear Efficientgrip Performance 2
66%
Kumho Ecsta PS71
90%
Goodyear Efficientgrip 2 SUV
78%

Comfort

Comfort
Riken Road Performance
74%
Michelin Primacy 4+
86%
GoodYear Efficientgrip Performance 2
70%
Kumho Ecsta PS71
67%
Goodyear Efficientgrip 2 SUV
92%
Exterior noise
Riken Road Performance
74%
Michelin Primacy 4+
77%
GoodYear Efficientgrip Performance 2
67%
Kumho Ecsta PS71
62%
Goodyear Efficientgrip 2 SUV
90%

Dry

Dry
Riken Road Performance
74%
Michelin Primacy 4+
80%
GoodYear Efficientgrip Performance 2
75%
Kumho Ecsta PS71
72%
Goodyear Efficientgrip 2 SUV
83%
Dry braking
Riken Road Performance
74%
Michelin Primacy 4+
87%
GoodYear Efficientgrip Performance 2
77%
Kumho Ecsta PS71
76%
Goodyear Efficientgrip 2 SUV
82%

Costs

Costs
Riken Road Performance
67%
Michelin Primacy 4+
80%
GoodYear Efficientgrip Performance 2
83%
Kumho Ecsta PS71
71%
Goodyear Efficientgrip 2 SUV
84%
Mileage
Riken Road Performance
67%
Michelin Primacy 4+
91%
GoodYear Efficientgrip Performance 2
99%
Kumho Ecsta PS71
65%
Goodyear Efficientgrip 2 SUV
96%

Dimensions and prices

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