18 shops · 56 ·847+ products

Comparison: Michelin Primacy 4 vs. Michelin e.Primacy vs. Kumho Ecsta PS71 vs. Michelin Pilot Sport 4 S

Primacy 4 prioritises safety in the wet; e.Primacy prioritises efficiency and range above all.

Within Michelin's summer passenger range, the Michelin Primacy 4 and the Michelin e.Primacy occupy adjacent but distinctly different roles. The Primacy 4 is Michelin's safety-first touring tyre — an all-rounder engineered to deliver dependable wet-weather braking and balanced performance across the full life of the tread. The e.Primacy is something more specialised: an eco-designed tyre built from the ground up to minimise energy consumption and maximise range, making it the brand's tyre of choice for car manufacturers equipping electric, hybrid, and low fuel consumption vehicles. Both carry the Primacy name, both are premium summer tyres, but they are optimised for meaningfully different priorities — and understanding that split is the key to choosing between them.

Michelin Primacy 4
Good for
Drivers wanting strong wet-weather safety Those covering a wide variety of road conditions Cars needing larger or less common tyre sizes Drivers who value long-lasting balanced performance
Not ideal for
Drivers focused purely on minimising fuel or energy costs Those with EVs seeking maximum range optimisation
Michelin e.Primacy
Good for
Electric and hybrid vehicle owners Drivers prioritising fuel savings and low running costs Those wanting the quietest possible ride Eco-conscious drivers supporting energy transition
Not ideal for
Drivers who regularly drive in heavy rain or standing water Those needing a wide selection of tyre sizes

Test Profile

Michelin
Primacy 4
Michelin
e.Primacy
Kumho
Ecsta PS71
Michelin
Pilot Sport 4 S
Number of tests
20
4
15
10
Best position
#1
#3
#2
#1
Average position
3.5
12.0
9.0
2.1
Latest test
2022
2025
2025
2025
Available sizes
386
111
226
193

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
Michelin Primacy 4
78%
Michelin e.Primacy
66%
Kumho Ecsta PS71
79%
Michelin Pilot Sport 4 S
75%
Wet braking
Michelin Primacy 4
86%
Michelin e.Primacy
70%
Kumho Ecsta PS71
79%
Michelin Pilot Sport 4 S
88%
Aquaplaning - cross
Michelin Primacy 4
59%
Michelin e.Primacy
56%
Kumho Ecsta PS71
87%
Michelin Pilot Sport 4 S
85%
Wet handling
Michelin Primacy 4
77%
Michelin e.Primacy
63%
Kumho Ecsta PS71
79%
Michelin Pilot Sport 4 S
84%
Aquaplaning - longitudal
Michelin Primacy 4
73%
Michelin e.Primacy
68%
Kumho Ecsta PS71
90%
Michelin Pilot Sport 4 S
87%
Wet circle cornering
Michelin Primacy 4
83%
Michelin e.Primacy
64%
Kumho Ecsta PS71
72%
Michelin Pilot Sport 4 S
88%
Wet side guide
Michelin Primacy 4
68%
Michelin e.Primacy
78%
Dry
Michelin Primacy 4
81%
Michelin e.Primacy
80%
Kumho Ecsta PS71
72%
Michelin Pilot Sport 4 S
83%
Dry braking
Michelin Primacy 4
91%
Michelin e.Primacy
83%
Kumho Ecsta PS71
76%
Michelin Pilot Sport 4 S
95%
Dry handling
Michelin Primacy 4
81%
Michelin e.Primacy
80%
Kumho Ecsta PS71
81%
Michelin Pilot Sport 4 S
96%
Dry driving behavior
Michelin Primacy 4
83%
Kumho Ecsta PS71
67%
Dry steering response
Michelin Primacy 4
86%
Michelin e.Primacy
85%
Michelin Pilot Sport 4 S
81%
Dry lane changing
Michelin Primacy 4
90%
Michelin e.Primacy
93%
Michelin Pilot Sport 4 S
81%
Offroad
Michelin Primacy 4
78%
Kumho Ecsta PS71
79%
Comfort
Michelin Primacy 4
80%
Michelin e.Primacy
88%
Kumho Ecsta PS71
67%
Michelin Pilot Sport 4 S
75%
Exterior noise
Michelin Primacy 4
78%
Michelin e.Primacy
90%
Kumho Ecsta PS71
62%
Michelin Pilot Sport 4 S
70%
Comfort
Michelin Primacy 4
83%
Michelin e.Primacy
70%
Michelin Pilot Sport 4 S
73%
Interior noise
Michelin Primacy 4
82%
Kumho Ecsta PS71
66%
Costs
Michelin Primacy 4
88%
Michelin e.Primacy
100%
Kumho Ecsta PS71
71%
Michelin Pilot Sport 4 S
81%
Rolling resistance
Michelin Primacy 4
88%
Michelin e.Primacy
100%
Kumho Ecsta PS71
73%
Michelin Pilot Sport 4 S
81%
Fuel efficiency
Michelin Primacy 4
86%
Michelin e.Primacy
100%
Kumho Ecsta PS71
83%
Mileage
Michelin Primacy 4
93%
Michelin e.Primacy
100%
Kumho Ecsta PS71
65%
Price/value
Michelin Primacy 4
83%
Kumho Ecsta PS71
63%

Verdict

If you drive an electric or hybrid vehicle and want to maximise range, minimise fuel costs, and enjoy a whisper-quiet cabin, the Michelin e.Primacy is the correct choice — it is purpose-built for exactly that use case, and the test results back it up. Its rolling resistance and mileage performance are in a class of their own within Michelin's summer range. If you drive a wider variety of roads, encounter significant rain, or simply want the most all-round capable summer tyre Michelin offers at this price level, the Michelin Primacy 4 is the stronger pick — its wet braking confidence, broader size availability, and balanced performance across all conditions make it the safer choice for drivers who cannot always predict what the road will demand. The e.Primacy is a specialist; the Primacy 4 is the all-rounder.

Dimensions and prices

Compare prices across all available dimensions for these tyres.

Add to comparison

Popular brands
New comparison

TheTyreLab.com

Free — on the App Store

GET

TheTyreLab.com

Free — on the App Store

Compare tyres, read test results and find the best prices — all in one app.

View in App Store