Menu
Giti GitiSynergy E1 View Gallery (1)
175-225/45-70 R14-17 26 sizes 2017

Giti GitiSynergy E1

Giti Tyres Touring Summer Next

The Giti GitiSynergy E1 is a Touring Summer tyre designed to be fitted to Passenger Cars.

7.2
Tyre Reviews Score Based on Professional Tests
Limited Confidence View Breakdown
Dry Grip
80%
Wet Grip
65%
Road Feedback
65%
Handling
70%
Wear
60%
Comfort
65%
Buy again
40%
2 Reviews
64% Average
24,500 miles driven
3 Tests (avg: 16th)
GiTi GitiSynergy E1

GiTi GitiSynergy E1

Summer Mid-Range
BETA
7.2 / 10
Based on Professional Tests · 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
Category Scores
Comfort
90.5
0.32x / 1 test
Value
80.7
0.42x / 4 tests
Dry
50.8
1.8x / 2 tests
Wet
43.4
2x / 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
50.2
2 tests
Handling
44.3
2 tests
Score Components
Professional Tests
Weight: 80%
Tests: 3
Publications: 2
Period: 2018 - 2019
User Reviews
Weight: 15%
Reviews: 2
Avg Rating: 63.6%
Min Required: 5
Consistency
Weight: 5%
Score Std Dev: 0.91
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
2019 ADAC Summer Tyre Test - 185/65 R15 ADAC 2019 185/65 R15 12/16 0 metrics
2018 Auto Bild 15 inch Summer Tyre Test Auto Bild 2018 195/65 R15 17/20 10 metrics
2018 AutoBild Summer Tyre Overview Auto Bild 2018 195/65 R15 19/47 0 metrics
All Tests
View Test Results
3
Tests
16th
Average
12th
Best
19th
Worst
Latest Tyre Test Results
2019 ADAC Summer Tyre Test - 185/65 R15
185/65 R15 • 2019
12th/16
Low fuel consumption, low wear.
Relatively weak on dry and wet roads.
2018 AutoBild Summer Tyre Overview
195/65 R15 • 2018
19th/47
2018 Auto Bild 15 inch Summer Tyre Test
195/65 R15 • 2018
17th/20
Good comfort, good wear, lowest fuel use in test.
High understeer in the dry.
View Test Results
Size Fuel Wet Noise
14 inch
185/70R14 88 H C B 69
185/70R14 88 H C B 69
185/70R14 88 H C B 69
15 inch
195/65R15 95 H B B 70
195/55R15 85 V C B 70
195/65R15 91 V B B 70
185/65R15 88 H B B 68
185/65R15 88 T C B 67
185/65R15 88 H C C 69
16 inch
205/55R16 94 V B B 70
215/60R16 99 V B B 70
205/60R16 92 H B B 70
205/55R16 91 H C A 68
205/60R16 92 H C C 70
205/60R16 92 H B B 70
17 inch
225/45R17 94 V C B 70
View All Sizes and EU Label Scores for the Giti GitiSynergy E1 >>

Questions and Answers for the Giti GitiSynergy E1

Ask a question
Sorry, we don't currently have any questions and answers for the Giti GitiSynergy E1. Why not submit a question to our tyre experts using the form below!
Ask a question

We will never publish or share your email address

captcha

To verify you are human please type the word you see in the box below.

How would you rate the Giti GitiSynergy E1?

Click a star to start your review

212 reviews submitted this month Earn your Contributor badge No account needed

Latest Giti GitiSynergy E1 Reviews

Given 59% while driving a Volkswagen T Cross (205/60 R16) on mostly motorways for 12,500 easy going miles
I bought a VW T Cross that came fitted with this tyre. It is a decent enough tyre in terms of braking and handling. Wet grip maybe a bit suspicious but I've had worse. Road noise also bit on high side. However, my biggest complaint is the amount of punctures I had. Around a puncture a week. I have preferred Continentals for many years and had never had to do so many repairs before (my driving habits had not changed). After 25 000 km I had enough and reverted back to Continentals, no punctures for last two months touch wood. I ditched a set of tyres that had plenty of tread left bit heartbreaking considering cost to replace all four tyres at once, but peace of mind is real important. I would not recommend these tyres for South African conditions.
Helpful 663
December 17, 2024
Given 69% while driving a Renault Laguna 3 (205/60 R16) on a combination of roads for 12,000 average miles
No bad but I am not happy too. Works well but the front tires wear off after 12000 miles as the normal should be at least 20000. As summer tires very bad at snow/ice but previously I had an other Chinese, cheaper brand of summer tires, and it was a lot better at snow/ice than this ones. If you find them around 30% cheaper or less than premium summer tires looks like a good choice but my next choice will be all weather tires.
Helpful 851
December 25, 2022
Rate the Giti GitiSynergy E1