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Toyo SNOWPROX S 942

The Toyo SNOWPROX S 942 is a Premium Touring Winter tyre designed to be fitted to Passenger Cars.

6.5
Tyre Reviews Score Based on User Reviews
Limited Confidence View Breakdown
Dry Grip
80%
Wet Grip
82%
Road Feedback
76%
Handling
74%
Wear
86%
Comfort
90%
Buy again
78%
5 Reviews
81% Average
18,000 miles driven
3 Tests (avg: 13th)
Toyo SNOWPROX S 942

Toyo SNOWPROX S 942

Winter Mid-Range
BETA
6.5 / 10
Based on User Reviews · Limited Confidence · Updated 23 Feb 2026

The Tyre Reviews Score is the most comprehensive tyre 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
Score Components
Professional Tests
Weight: 80%
Tests: 3
Publications: 2
Period: 2010 - 2013
User Reviews
Weight: 15%
Reviews: 5
Avg Rating: 80.9%
Min Required: 5
Consistency
Weight: 5%
Score Std Dev: 1.95
History Points: 10
Methodology & Configuration
Scoring Process
  1. Collect Test Data: Gather results from professional tyre 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
2013 Winter Tyre Overview - Braking Auto Bild 2013 195/65 R15 19/50 0 metrics
2010 Auto Bild Winter Tyre Test Auto Bild 2010 195/65 r15 9/12 0 metrics
2010 Auto Zeitung Winter Tyre Test Auto Zeitung 2010 195/65 r15 12/13 0 metrics
3
Tests
13th
Average
9th
Best
19th
Worst
Latest Tyre Test Results
19th/50
9th/12
Balanced and safe handling characteristics on wet and dry roads.
Moderate cornering in the snow, long dry braking distances, loud road noise.
Satisfactory.
12th/13
Poor aquaplaning performance and nervous cornering in the snow and wet leave the Toyo Snowprox S942 in 12th

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Top 3 Toyo SNOWPROX S 942 Reviews

Given 90% while driving a Alfa Romeo (205/55 R16) on a combination of roads for 10,000 average miles
Very good all-around winter tyre. As I live near the Alps the tyres were tested in various winter condition, ranging from heavy snowfall to icy surfaces. Especially good in wet at lower temperatures. Driving comfort could be a little bit better as the tyres are quiet noisy at highway speeds, but this is mainly due to M+S profile on tyre. Will buy again.
June 23, 2016
Given 94% while driving a Nissan Micra (225/45 R17) on mostly country roads for 5,000 spirited miles
I've noticed no difference driving on these in the late summer and into autumn compared to my other car fitted with Continental Contact2 tyres. But come the first snow fall . . . these tyres are amazing. The grip in heavy rain, slush, mud and snow (both fresh and compacted) is little short of astounding. Highly recommended and I will be buying again. The value for money is beyond compare.
February 9, 2012
Given 46% while driving a Toyota Avensis (185/60 R16 H) on a combination of roads for 0 average miles
Warning!
This is the worst winter tire i ever had.
NO GRIP ON SNOW/ICE.
On wet and dry it´s fine, and it´s sort of ok in slushy snow but as son as it gets below -5 it´s worthless.
You might just stick whit some soft compound summer tire instead.
I'm living in Sweden so i tested it a lot on real winter roads up here in the north and this is not a tire of choice.
January 17, 2013

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Latest Toyo SNOWPROX S 942 Reviews

Given 91% while driving a Renault Megane (185/60 R15) on mostly country roads for 0 average miles
Very progressive tyre, didn't have option to try it on snow yet, but I'm really looking forward.

Definedly buying again
November 21, 2012
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