Head-to-head Updated

Kumho Solus HA31 vs Michelin Pilot Sport All Season 4 — Compared

Relative Score (0–100): 60% professional tests, 40% owner reviews.

Pilot Sport All Season 4 is ahead, 76–71

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Tire AKumho

Solus HA31

All Season

Tests 70 · 2 tests Owners 73 · 18 reviews

Best test result: #6 of 31 in 2019 All Season Tyre Performance Overview (wet braking)

Tests 77 · 3 tests Owners 78 · 4,983 reviews

Best test result: #1 of 4 in Tire Rack Ultra High Performance All-Season Tyre Test (dry braking)

“New Tires (Michelin Pilot Sport All-Season 4) I know this has been discussed a lot here so I won't go into a ton of detail, but I recently got a '23 GT (DCT, around 30k miles) and the stock tires were so ASS. Decided to grab the ones in the title and it's literally night and day difference. I was getting terrible traction when just barely accelerating w/ stock tires. Now I can basically floor it. Same with braking; felt pretty damn bad before, and so much better now. The ride, in general, also just feels more comfortable (smoother, though I didn't notice a huge sound difference, but I usually have music on anyway). Haven't gotten to really push it on turns or anything yet, but it's definitely a big difference already with the small bit of driving I did after getting them installed. I did also go with 235 over the stock 225.”

Category by category

Relative Score per category, 0–100. Open “Why this score” for the tests and owner ratings behind it.

  1. 67

    Dry

    Pilot Sport All Season 4 +14
    81
    Why this score
    SourceSolus HA31Pilot Sport All Season 4
    Professional tests (TWG score)6478
    Reviews found online7286
    Dry Braking (% of best)90%100%
    Dry Handling (% of best)97%100%
  2. 76

    Wet

    Pilot Sport All Season 4 +7
    83
    Why this score
    SourceSolus HA31Pilot Sport All Season 4
    Professional tests (TWG score)7580
    Reviews found online7886
    Wet Braking (% of best)94%100%
    Wet Handling (% of best)95%100%
  3. 71

    Snow

    Pilot Sport All Season 4 +5
    76
    Why this score
    SourceSolus HA31Pilot Sport All Season 4
    Professional tests (TWG score)6684
    Reviews found online7864
    Snow Braking (% of best)92%100%
    Snow Handling (% of best)97%98%
  4. 71

    Comfort

    Pilot Sport All Season 4 +1
    72
    Why this score
    SourceSolus HA31Pilot Sport All Season 4
    Professional tests (TWG score)–69
    Reviews found online7376
  5. 71

    Noise

    Solus HA31 +7
    64
    Why this score
    SourceSolus HA31Pilot Sport All Season 4
    Professional tests (TWG score)7256
    Reviews found online7076
  6. 70

    Treadwear

    Solus HA31 +2
    68
    Why this score
    SourceSolus HA31Pilot Sport All Season 4
    Professional tests (TWG score)71–
    Reviews found online6770
  7. 73

    Handling

    Pilot Sport All Season 4 +6
    79
    Why this score
    SourceSolus HA31Pilot Sport All Season 4
    Reviews found online7379
Scores at a glance
Kumho Solus HA31 vs Michelin Pilot Sport All Season 4: scores by category (0–100)
CategoryKumho Solus HA31Michelin Pilot Sport All Season 4
Relative Score 71 76
Dry 67 81
Wet 76 83
Snow 71 76
Comfort 71 72
Noise 71 64
Treadwear 70 68
Handling 73 79

Higher is better. The Relative Score follows your weights below; category scores do not change.

Weight the categories that matter to you

Wet grip and treadwear start at “Important” — the two things buyers rank highest. Move the sliders and the scores update instantly.

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Recomputed
Headline score

Solus HA31

Pilot Sport All Season 4

The professional test results behind the scores

Each result is shown as % of the best tire in that test. “Same test” rows are the strictest comparison: both tires were measured side by side.

DisciplineCategorySolus HA31Pilot Sport All Season 4ΔBoth?
Dry Braking Dry 90% #12/31 · 2019 All Season Tyre Performance Overview 100% #1/4 · Tire Rack Ultra High Performance All-Season Tyre Test −9.8 Different tests
Dry Handling Dry 97% #9/10 · 2019 Auto Bild All Season Tyre Test 100% #2/5 · 2025 AutoView Ultra High Performance All-Season Tyre Test −2.7 Different tests
Noise Other 99% #3/10 · 2019 Auto Bild All Season Tyre Test 98% #5/5 · 2025 AutoView Ultra High Performance All-Season Tyre Test +0.9 Different tests
Overall Ranking Overall 13% #8/10 · 2019 Auto Bild All Season Tyre Test 50% #2/5 · 2025 AutoView Ultra High Performance All-Season Tyre Test −37.5 Different tests
Snow Braking Snow 92% #6/10 · 2019 Auto Bild All Season Tyre Test 100% #1/9 · 2024 Tire Rack UHP All Season Tyre Test −7.8 Different tests
Snow Handling Snow 97% #8/10 · 2019 Auto Bild All Season Tyre Test 98% #3/9 · 2024 Tire Rack UHP All Season Tyre Test −1.2 Different tests
Wet Braking Wet 94% #6/31 · 2019 All Season Tyre Performance Overview 100% #1/5 · 2025 AutoView Ultra High Performance All-Season Tyre Test −6.5 Different tests
Wet Handling Wet 95% #8/10 · 2019 Auto Bild All Season Tyre Test 100% #1/4 · Tire Rack Ultra High Performance All-Season Tyre Test −4.5 Different tests

Pros, cons & observations

Themes extracted from owner reviews found online — not the opinion of TireWheelGuide.

Tire A Solus HA31

Pros

  • Excellent snow and winter weather traction
  • Strong grip and stability on wet and dry roads
  • High value and competitive pricing compared to premium brands

Cons

  • Higher than average road noise, particularly at highway speeds
  • Tires can feel slightly soft in warmer weather conditions
  • Mixed feedback regarding dry performance compared to dedicated summer options
All owner themes in the Solus HA31 review

Tire B Pilot Sport All Season 4

Pros

  • Exceptional wet and dry grip with strong hydroplaning resistance
  • Precise steering response and sporty handling feel
  • Noticeable improvement in ride comfort and composure over OEM run-flats

Cons

  • Faster-than-advertised treadwear, particularly on performance vehicles or staggered setups
  • Elevated road noise or humming/roaring sounds at highway speeds
  • Premium price point ('Michelin Tax')
All owner themes in the Pilot Sport All Season 4 review

What real owners are saying

From Reddit, forums and review threads. Not part of our score

Tire A

Kumho Solus HA31

We haven't collected enough community discussion about this tire yet.

Tire B

Michelin Pilot Sport All Season 4

Positive

Community sentiment for the Michelin Pilot Sport All Season 4 is predominantly positive, with drivers praising its dry and wet grip, responsive handling, and substantial upgrade over stock tires. However, several users report drawbacks including mediocre deep snow performance, noticeable road noise or ride stiffness compared to competitors like the Continental DWS 06 Plus, and an efficiency or range penalty on electric vehicles.

r/BMW ·3 upvotes ·2026-04-06

“I use these on my F80 M3 competition with the 666M wheels for the winter. I had Continental DWS 06 Plus on my E90 M3. The PSAS4 have stiffer side wall than the DWS06 Plus, so the ride will feel more sporty if that's what you're after. PSAS4 also have slightly more dry pavement grip and tad more steering feel than the DWS. The DWS is a tad bit quieter and softer sidewall. Superior to the PSAS4 in light snow. Dry pavement grip is still amazing. I have 2 sets of 666m wheels for my F80 comp. One set outfitted with Pilot sport all season 4 and the other set outfitted with Pilot sport 4s.”

r/tires ·8 upvotes ·2023-09-29

“Michelin PSAS4 vs Conti DWS06+ Recently did a change-up, went from a set of Continental ExtremeContact DWS06 Plus (driven 17,000 miles / 27,360 kilometres) to a new set of Michelin Pilot Sport All-Season 4. I drive a VW GTI and live in Southern Oregon with a 75-mile (120-km) roundtrip commute everyday and here are my observations: the Michelins are a touch quieter and dare I say offer a more ‘refined’ ride the Contis felt stiffer (subjective) but has better cornering without a doubt. Ran both sets at 39 psi (269 kPa) for the 225/40-18 size. the Contis definitely brake better under cool rainy conditions (ambient temp was about 13°C) the Contis perform very, very well in snowy conditions but I’ve yet to test out the Michelins in the same environment. I drove the Continentals on more than 10,000 miles of snow just last winter. the Michelins quickly lose grip when I dump the clutch in first gear, compared to the Continentals. The ESC on my GTI turns on more often with the Michelins as well. the Michelins are ever so slightly more fuel efficient but only a 1-3 mpg difference at best, I found Overall, if you’re looking for a more performance-focused (and light snow-biased) UHPAS tire definitely go for the DWS06 Plus. As for me I’m delighted with the PSAS4 overall, but it’s also because I’m highly biased on Michelins as a brand. Read more”

r/TeslaModel3 ·6 upvotes ·2023-02-17

“Michelin Pilot Sport All Season 4 efficiency FOLLOWUP: On a recent drive, similar speed (70-80) and same route, I managed to get 290Wh/mi. Only notable difference was that the outside temperature was now 25-30C (instead of <10C) In trying to debug WTF tesla is doing, I started looking at the CAN bus. It appears that the car tries to keep the battery in the 30-35C range, so pretty much all that extra power usage was the car trying to maintain battery temperature in cold weather rather than the tires. Original post--------------------------------------------: just FYI about Michelin Pilot Sport All Season 4 235/45zr18 98Y I knew to expect a small efficiency hit, but this is almost as bad as when I towed a 2000lb boxy trailer. M3LR, stock 18" wheels and aero covers, no roof rack, no bike rack, driving in ~10-15C ~70-80mph funny part is that with the $0.46/kWh supercharging for the California portion of the road trip, driving a Tesla comes out more expensive than a 22mpg gas car @$4/gal :rofl: Read more”

Top themes
#wet and dry grip#winter and snow capability#EV efficiency and range#Continental DWS06 Plus comparison#CrossClimate 2 comparison#road noise and ride comfort#tread life and wear

Based on 241 community posts

Specs side by side

Attribute A · Kumho Solus HA31 B · Michelin Pilot Sport All Season 4
CategoryAll SeasonAll Season
Vehicle typePassenger Car / CrossoverPassenger Car / Crossover
Sizes available293
Rim diameters13″ – 18″20″
Tread depth10/32″9 - 10/32″
UTQG420 A A440 - 540 A - AA A
SidewallBlackwallBlack Side Wall
Max pressure50 psi50 - 51 psi

Which one should you actually buy?

Kumho Solus HA31

Michelin Pilot Sport All Season 4

Winner: Michelin Pilot Sport All Season 4 — better dry, wet and handling. Pick the Kumho Solus HA31 if noise matters most to you.

Pick tire B You want the most grip on dry roads

Michelin Pilot Sport All Season 4 scores 81 vs 67 on dry.

Pick tire A You want a quieter cabin

Kumho Solus HA31 scores 71 vs 64 on noise.

Pick tire B Your priority is wet-weather safety

Michelin Pilot Sport All Season 4 scores 83 vs 76 on wet.

Pick tire B You enjoy sharp, responsive handling

Michelin Pilot Sport All Season 4 scores 79 vs 73 on handling.

Tire A · Kumho Solus HA31
Tire B · Michelin Pilot Sport All Season 4

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How do we compare tires?

Every category score blends two independent signals. 60% comes from professional tire tests (braking distances, lap times, noise measurements), each result compared with every other tire in the same test and newer tests counting more. 40% comes from owner reviews found online, adjusted for how generously each site rates. Both use one scale: the average tested tire gets 70, the best 100. When a tire has only one of the two, the missing half is estimated from the other and the score stays closer to average; with no road test and fewer than five owner reviews it gets no score yet.

Community buzz from Reddit and forums is shown for context only — it never changes the score.

76

Leads

Pilot Sport All Season 4

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