Tire Scouter

355/25R21 tires

Compare 6 models made in this size across 1 category, ranked by spec score, then confirm fitment for your vehicle.

Spec scores are estimates from five manufacturer specs, not road tests. How we score

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Our top pick in 355/25R21

Pirelli P Zero

  • Ultra high performance summer

Best for performance enthusiasts.

The Pirelli P Zero is a strong choice for those who prioritize dry grip and handling precision above all else.

  • Dry grip and handling scores are both perfect 10s, setting a high bar for the ultra-high-performance summer category.
  • Wet grip rating of 9 surpasses the category average of 7.6, making it reliable in summer rain.
  • Treadwear warranty of 50,000 miles is above the category average, offering extended durability for a performance tire.
Full analysis

The highest spec score among ultra high performance summer tires in this size that we have analysis for, the most common category for 355/25R21.

77Strong
None listed
220
AA
Y · 186 mph

Every scale below runs from the lowest to the highest spec score among the 3 scored tires in 355/25R21 (56 to 77).

Best ultra high performance summer tires in 355/25R21

6 models, highest spec score first.

All ultra high performance summer tires

  1. Pirelli P Zero

    Best for performance enthusiasts.

    77StrongFrom 4 of 5 specs
    Warranty
    None listed
    Treadwear
    220
    Traction
    AA
    Speed rating
    Y · 186 mph
    • Dry grip and handling scores are both perfect 10s, setting a high bar for the ultra-high-performance summer category.
    • Wet grip rating of 9 surpasses the category average of 7.6, making it reliable in summer rain.
    • If comfort and noise are significant factors, the P Zero's average scores in these areas may not meet your expectations.

  2. Michelin Pilot Sport 4S

    Best for enthusiast drivers.

    69Good
    Warranty
    30k mi
    Treadwear
    300
    Traction
    AA
    Speed rating
    Y · 186 mph
    • Dry grip score of 10 leads the ultra high performance summer category, ideal for spirited driving.
    • Wet grip score of 9 significantly exceeds the category average of 7.6, enhancing safety in wet conditions.
    • The 30,000-mile treadwear warranty may fall short for drivers who cover extensive distances annually.

  3. Toyo Proxes Sport

    Best for wet-weather enthusiasts.

    56FairFrom 2 of 5 specs
    Warranty
    25k mi
    Treadwear
    Not graded
    Traction
    Not graded
    Speed rating
    Y · 186 mph
    • Wet grip score of 9 outshines the category average of 7.9, making it a strong performer in rainy conditions.
    • Dry grip and handling both score 8, aligning well with the needs of spirited drivers looking for responsive performance.
    • With no treadwear warranty and a lower treadwear rating, it's not the best choice for those seeking long-term durability.

  4. Pirelli P Zero Corsa (PZC4)

    Best for wet-weather performance enthusiasts.

    Not enough spec data
    Warranty
    None listed
    Treadwear
    Not graded
    Traction
    Not graded
    Speed rating
    Y · 186 mph
    • Wet grip score of 9 significantly exceeds the category average of 7.6, making it a strong performer in rainy conditions.
    • Handling score of 8 aligns well with its ultra-high-performance summer category, offering responsive steering and control.
    • Lack of a treadwear warranty and lower dry grip compared to the category average may deter those who prioritize longevity and dry performance.
Show 2 more ultra high performance summer tires

  1. Pirelli P Zero PZ4 Sport

    Best for performance enthusiasts.

    Not enough spec data
    Warranty
    None listed
    Treadwear
    Not graded
    Traction
    Not graded
    Speed rating
    Y · 186 mph

  2. Pirelli P Zero Asimmetrico

    Best for dry climate enthusiasts.

    Not enough spec data
    Warranty
    None listed
    Treadwear
    Not graded
    Traction
    Not graded
    Speed rating
    Y · 186 mph

Popular brands in 355/25R21

The number beside each brand is how many of its models come in this size.

What 355/25R21 means

355/25R21 designates a tire 355 mm (14.0") wide with a sidewall 25% as tall as it is wide — about 89 mm (3.5") — mounted on a 21-inch wheel. That works out to an overall diameter of roughly 28.0", a circumference of about 87.9", and approximately 721 revolutions per mile. Exact figures vary slightly by manufacturer and tread design.

Of the 6 355/25R21 tire models we track, the most common category is ultra high performance summer (6 models) — a good indicator of the kind of vehicles and driving this size is designed for.

Sidewall height
89 mm
Overall diameter
28.0 in
Circumference
87.9 in
Revs per mile
721

Frequently asked questions

What does 355/25R21 mean?

355/25R21 breaks down as follows: 355mm is the tire's section width (the widest point), 25 is the aspect ratio (sidewall height as a percentage of width), R means radial construction, and 21 is the wheel diameter in inches.

What vehicles use 355/25R21 tires?

355/25R21 is a standard tire size found on many trucks, SUVs, and crossovers. Use our vehicle search to confirm your exact fitment.

How tall is a 355/25R21 tire?

A 355/25R21 tire has a sidewall height of about 89 mm (3.5") and an overall diameter of roughly 28.0", turning approximately 721 revolutions per mile. Actual dimensions vary slightly by manufacturer and model, so confirm against your vehicle's placard before changing sizes.

355/25R21 research guides

Summer vs all-season tires

Where summer tires lose grip, the cold-cracking risk, and what all-season tires trade for their range.

Read the guide

Speed rating chart

A practical chart for common tire speed ratings and what they mean for everyday driving.

Read the guide

Changing tire size

Plus-sizing and alternate sizes: diameter limits, load and speed ratings, and speedometer error.

Read the guide

Confirm 355/25R21 fits your vehicle

Wheel size can vary by trim and option package. Enter your year, make, model, and trim to verify fitment before you order.

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