Summer tire Updated October 2026

Platin RP 420 review

Relative score 60% tests + 40% owners

Owners 68 · 3 reviews analysed Road tests 54 · 1 test

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The Platin RP 420 is generally regarded as a high-value budget tire that delivers impressive dry and wet grip for its price point. While most users are satisfied with its performance and longevity, the consensus is marred by reports of significant road noise and a lack of steering precision due to soft sidewall construction.

Owners rate it 13.7 points higher than the instrumented road tests do — see the two score breakdowns below for where they disagree.

Platin RP 420

Two scoring systems, side by side

Owner scores come from reviews found online; road-test scores come from instrumented tests. Where they disagree, it is usually a discipline owners rarely push to the limit.

How scores work
Relative score
0–100. Blends road tests (60%) and owner reviews (40%) category by category, the same way on every TireWheelGuide page. With only one of the two, the missing half is estimated from it, so the score stays closer to average. It needs at least one road test or five owner reviews.
Road tests
0–100 per score, from published tests, newer tests counting more. Each result is compared with every other tire in the same test, so a win against a strong field counts for more. The average tested tire gets 70, the best 100; with only one or two tests a tire stays nearer 70. The discipline rows show % of the best tire in that test.
Owner reviews
0–100 from the owner reviews we found online, adjusted for how generously each site rates and scaled like the road tests: the average tested tire gets 70. With only a few reviews a tire stays near the average.

By owner reviews

68/100

From 3 owner reviews analysed, scaled like the road tests: the average tested tire gets 70.

Would buy again 83%
Dry
Overall dry
70
Corner stability
67.8
Dry traction
70.7
Steering response
66.4
Wet
Overall wet
71.6
Wet traction
70
Comfort
Overall comfort
57.4
Treadwear
Overall treadwear
63.2
Handling
Overall handling
69

Own these tires? Write a review →

By road tests

54/100

Scaled across every tested tire: the average gets 70, the best 100.

Dry
51.4
Wet
57.2

Platin RP 420 specs & sizes

Prices vary by size, so each one links out separately.

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What owners like and dislike

Themes extracted from 3 owner reviews found online.

The Platin RP 420 is generally regarded as a high-value budget tire that delivers impressive dry and wet grip for its price point. While most users are satisfied with its performance and longevity, the consensus is marred by reports of significant road noise and a lack of steering precision due to soft sidewall construction.

Pros

  • Excellent price-to-performance ratio
  • Reliable grip on both dry and wet road surfaces
  • Commendable tread life even under spirited driving conditions

Cons

  • Excessive road noise levels
  • Lack of steering precision and handling feedback
  • Soft sidewall structure that feels unstable under load

Worth knowing

  • Users noted that the XL-rated sidewalls do not provide the expected stiffness, leading to a feeling that the tire struggles to support the vehicle's weight during cornering.

Reviews from our readers

Drivers who have these tires on their car, in their own words. We check every review before it goes live.

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1 published test appearance

Placement within each field. Open a test for the discipline-by-discipline result.

2023 Summer tire Market Overview · 225/45 R18

39th of 48
DisciplinePlacementField position
Wet Braking39th of 48
Dry Braking39th of 48

Source: Auto Bild

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