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Bridgestone Potenza Sport AS View Gallery (9)

Bridgestone Potenza Sport AS

Previous Bridgestone Tires Ultra High Performance All Season

The Bridgestone Potenza Sport AS introduces significant advancements in ultra-high performance all-season tires. It features Bridgestone's proprietary ENLITEN and PeakLife technologies, aimed at optimizing all-season performance and extending wear life. Initially available in 48 sizes with an expansion to 76 sizes planned for 2024, the tire offers improved steering precision, better wet and dry grip, and robust winter performance compared to its predecessor, the 980AS+.

7.3
Tire Reviews Score Based on Professional Tests
Limited Confidence View Breakdown
Dry Grip
80%
Wet Grip
75%
Road Feedback
80%
Handling
80%
Wear
0%
Comfort
90%
Buy again
90%
2 Reviews
83% Average
3,800 miles driven
1 Tests (avg: 8th)
Bridgestone Potenza Sport AS

Bridgestone Potenza Sport AS

All Season Premium
BETA
7.3 / 10
Based on Professional Tests · Limited Confidence · Updated 23 Feb 2026

The Tire Reviews Score is the most comprehensive tire scoring system available. It aggregates professional test data from multiple independent publications, user reviews, and consistency analysis using Bayesian statistical methods, weighted normalisation, and recency-adjusted scoring to produce a single, reliable performance rating.

Learn more about our methodology
Category Scores
Ice
100
0.84x / 1 test
Snow
99.5
1.38x / 2 tests
Comfort
72
0.32x / 2 tests
Dry
46.2
1.5x / 3 tests
Wet
43.7
1.93x / 3 tests
Cross-Category Performance

Cross-category scores are derived metrics that combine data from multiple test disciplines to evaluate real-world performance characteristics.

Braking
73.7
4 tests
Handling
57.8
5 tests
Score Components
Professional Tests
Weight: 80%
Tests: 1
Publications: 1
User Reviews
Weight: 15%
Reviews: 2
Avg Rating: 82.5%
Min Required: 5
Consistency
Weight: 5%
Score Std Dev: 1.04
History Points: 9
Methodology & Configuration
Scoring Process
  1. Collect Test Data: Gather results from professional tire tests across multiple publications. Minimum 1 test(s) required.
  2. Normalize Positions: Convert test positions to percentile scores using exponential weighting (factor: 1.2).
  3. Apply Recency Weighting: More recent tests are weighted higher with a decay rate of 0.95.
  4. Incorporate User Reviews: Factor in user review data (minimum 5 reviews). Weight: 15%.
  5. Bayesian Smoothing: Apply Bayesian prior (score: 7, weight: 1.5) to prevent extreme scores with limited data.
  6. Calculate Final Score: Combine all components using normalization factor of 1.1. Max score with limited data: 9.5.
Component Weights
Test Data
80%
User Reviews
15%
Consistency
5%
All Configuration Parameters
ParameterValueDescription
safety_weight 0.7 Weight multiplier for safety-related metrics
performance_weight 0.55 Weight multiplier for performance metrics
comfort_weight 0.4 Weight multiplier for comfort metrics
value_weight 0.45 Weight multiplier for value-for-money metrics
user_reviews_weight 0.15 How much user reviews contribute to the final score
test_data_weight 0.8 How much professional test data contributes to the final score
consistency_weight 0.05 How much score consistency contributes to the final score
recency_decay_rate 0.95 Rate at which older test results lose influence (higher = slower decay)
min_test_count 1 Minimum number of professional tests required
min_review_count 5 Minimum number of user reviews required
score_version 1.9 Current version of the scoring algorithm
score_normalization_factor 1.1 Factor used to normalize raw scores to the 0-10 scale
confidence_factor_weight 0.2 How much data confidence affects the final score
position_penalty_weight 0.2 Penalty applied for poor test positions
gap_penalty_threshold 12 Score gap (%) that triggers additional penalties
min_metrics_count 2 Minimum number of test metrics needed per test
limited_data_threshold 2 Number of tests below which data is considered limited
single_test_penalty 0.75 Score multiplier when only one test is available
critical_metric_penalty 0.7 Penalty for poor performance on critical safety metrics
critical_metric_threshold 70 Score below which a critical metric penalty applies
position_exponential_factor 1.2 Exponent used to amplify position-based scoring
position_exponential_threshold 0.9 Position percentile below which exponential scoring applies
gap_multiplier_critical 3 Multiplier for critical gap penalties
max_category_weight 2 Maximum weight any single category can have
max_score_limited_data 9.5 Score cap when data is limited
bayesian_prior_weight 1.5 Weight of the Bayesian prior in smoothing
bayesian_prior_score 7 Prior score used for Bayesian smoothing
evidence_test_multiplier 1.9 Multiplier for test evidence in confidence calculation
evidence_metric_divisor 3 Divisor for metric count in evidence calculation
evidence_review_divisor 10 Divisor for review count in evidence calculation
combined_penalty_floor 0.2
Data Sources
TestPublicationDateSizePositionMetrics
2024 Tire Rack UHP All Season Tire Test Tire Rack 225/45 R18 8/9 11 metrics
All Tests
View Test Results
1
Tests
8th
Average
8th
Best
8th
Worst
Latest Tire Test Results
2024 Tire Rack UHP All Season Tire Test
225/45 R18 •
8th/9
The Bridgestone Potenza Sport AS delivered a pleasant on-road experience with taut ride quality and some mild post-impact jiggle that was never disruptive. Its sound management was quite good and well-blended. The steering was responsive and pointy at lower speeds but felt somewhat lifeless as speed increased, lacking the natural heft typical of performance tires. On the wet track, the tire struggled with a lack of traction, creating a delay between steering input and action which led to a loose experience. The dry track performance was similar, with steering that felt slower and less precise, requiring a more deliberate driving approach. Conversely, in the snow, the tire was refreshingly adept, with noticeably improved steering response, useable lateral grip, and precise directional changes, making it predictable and forgiving at the limit.
View Test Results

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Latest Bridgestone Potenza Sport AS Reviews

Given 73% while driving a Ford Mustang Mach E (245/45 R20) on a combination of roads for 600 spirited miles
Had the tires installed for about 500 miles, mostly commuting miles with some fun backroads in between. Grip level in the dry is solid, it's not a summer tire so temper expectations but for an all-season they are good. No issues in the wet either but haven't had much experience in the rain yet. Noise is good, but there's no foam or anything so it's likely higher than a deliberately quiet tire, but I have no issues with the noise generated.
Helpful 878
July 29, 2025
Given 92% while driving a Honda Accord (235/40 R19) on mostly country roads for 3,200 spirited miles
I really am enjoying these tires.
Helpful 713
August 7, 2024
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