TopTire Review

    Uniroyal AllSeasonExpert vs Yokohama BluEarth 4S AW21

    2026 test data · 7 independent tests

    → See full Uniroyal vs Yokohama brand comparison

    Uniroyal AllSeasonExpert vs Yokohama BluEarth 4S AW21: the full picture

    This comparison is built only from published independent tests — no manufacturer claims and no sponsored reviews. Between them, the Uniroyal AllSeasonExpert and Yokohama BluEarth 4S AW21 appear in 7 tests, though they have not yet met head-to-head in the same test. Head-to-head results carry the most weight here, because surface, weather and test car all change between events and make raw numbers from different tests hard to compare directly.

    How the Uniroyal AllSeasonExpert performs. It takes the win in wet, dry. Its overall Tire Lab Score is 87/100, based on 2 tests.

    How the Yokohama BluEarth 4S AW21 performs. It takes the win in ice, noise / comfort, mileage, efficiency. Its overall Tire Lab Score is 87/100, based on 5 tests.

    What this means for you. Category wins matter more than the overall score when your driving is weighted toward one condition — a wet-climate commuter should follow the wet braking column, while a high-mileage driver should follow wear and rolling resistance. Also check that both tires are actually offered in your size and load rating: performance can shift between sizes, and availability differs between the European and North American markets.

    Verdict

    The Yokohama BluEarth 4S AW21 is the stronger all-round choice, leading in ice and Tire Lab Score. The Uniroyal AllSeasonExpert still wins on wet, making it the right pick if that matters most to you.

    Which one should you buy?

    Choose Uniroyal AllSeasonExpert if

    • You prioritise wet
    • You prioritise dry

    Choose Yokohama BluEarth 4S AW21 if

    Overall winner
    • You prioritise ice
    • You prioritise noise / comfort
    • You prioritise mileage

    Test profile

    MetricUniroyal AllSeasonExpertYokohama BluEarth 4S AW21
    SegmentTouringTouring
    TypeAll SeasonAll Season
    Tests used25
    Best rank#2#1
    Avg rank5.89.8
    Latest test20172024
    Tire Lab Score86.987

    Tire Lab Score

    86.9
    Very Good · All Season
    87
    Very Good · All Season

    Performance overview

    Category-by-category results

    CategoryUniroyal AllSeasonExpertYokohama BluEarth 4S AW21Winner
    💧Wet
    Avg rank 5.8
    1
    Avg rank 10.5
    2
    Uniroyal AllSeasonExpert
    ☀️Dry
    Avg rank 7.3
    1
    Avg rank 12.7
    1
    Uniroyal AllSeasonExpert
    ❄️Snow
    Avg rank 5.0
    2
    Avg rank 5.0
    12
    Tie
    🧊IceNo data
    Avg rank 8.0
    1
    Yokohama BluEarth 4S AW21
    🔇Noise / Comfort
    Avg rank 6.0
    1
    Avg rank 5.4
    21
    Yokohama BluEarth 4S AW21
    📏MileageNo data
    Avg rank 6.7
    1
    Yokohama BluEarth 4S AW21
    🔋Efficiency
    Avg rank 4.5
    Avg rank 1.0
    2
    Yokohama BluEarth 4S AW21

    💧 Wet: Uniroyal AllSeasonExpert vs Yokohama BluEarth 4S AW21

    The Uniroyal AllSeasonExpert wins this category with an average rank of 5.8, compared to 10.5 for the Yokohama BluEarth 4S AW21.

    ☀️ Dry: Uniroyal AllSeasonExpert vs Yokohama BluEarth 4S AW21

    The Uniroyal AllSeasonExpert wins this category with an average rank of 7.3, compared to 12.7 for the Yokohama BluEarth 4S AW21.

    ❄️ Snow: Uniroyal AllSeasonExpert vs Yokohama BluEarth 4S AW21

    Both tires perform similarly in snow, with average ranks of 5.0 and 5.0.

    🧊 Ice: Uniroyal AllSeasonExpert vs Yokohama BluEarth 4S AW21

    The Yokohama BluEarth 4S AW21 wins this category with an average rank of 8.0, compared to no data for the Uniroyal AllSeasonExpert.

    🔇 Noise / Comfort: Uniroyal AllSeasonExpert vs Yokohama BluEarth 4S AW21

    The Yokohama BluEarth 4S AW21 wins this category with an average rank of 5.4, compared to 6.0 for the Uniroyal AllSeasonExpert.

    📏 Mileage: Uniroyal AllSeasonExpert vs Yokohama BluEarth 4S AW21

    The Yokohama BluEarth 4S AW21 wins this category with an average rank of 6.7, compared to no data for the Uniroyal AllSeasonExpert.

    🔋 Efficiency: Uniroyal AllSeasonExpert vs Yokohama BluEarth 4S AW21

    The Yokohama BluEarth 4S AW21 wins this category with an average rank of 1.0, compared to 4.5 for the Uniroyal AllSeasonExpert.

    Frequently asked questions

    Which is better in the wet, Uniroyal AllSeasonExpert or Yokohama BluEarth 4S AW21?

    Across independent wet-braking tests, the Uniroyal AllSeasonExpert ranks higher on average than the Yokohama BluEarth 4S AW21.

    Which has shorter dry braking distance?

    The Uniroyal AllSeasonExpert averages a better dry-braking rank than the Yokohama BluEarth 4S AW21 across the tests where both appeared.

    Which tire is quieter and more comfortable?

    On combined noise and comfort metrics, the Yokohama BluEarth 4S AW21 ranks better than the Uniroyal AllSeasonExpert.

    Which tire lasts longer?

    Based on wear and abrasion testing, the Yokohama BluEarth 4S AW21 shows better mileage performance than the Uniroyal AllSeasonExpert.

    How many tests were used in this comparison?

    Uniroyal AllSeasonExpert appears in 2 independent tests, Yokohama BluEarth 4S AW21 in 5.

    Also compare

    Data aggregated from independent testing organizations including ADAC, Auto Bild, TCS, and Auto Motor und Sport. Read our methodology →