Reliability Report · Multi-Source Data

MG Gs Reliability

The MG Gs (current generation) scores 66/100 on our composite reliability index — average territory — drawn from DVSA data.

Composite Score
66
/ 100
Average
Sources: DVSA · latest 2024
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Buying a MG Gs? Check its VIN history first

Reliability data covers the model. A VIN history report covers the exact MG Gs you're looking at — accident and write-off records, mileage rollback, outstanding finance and theft checks.

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Reliability by Source

Each independent organization measures reliability differently. TÜV reports inspection defect rates by age band. ADAC reports pan-European breakdowns per 1,000 vehicles. NHTSA aggregates US consumer complaints. DVSA MOT data is the UK fleet's annual safety inspection — every car 3+ years old. Lower variance across sources = higher confidence in the composite.

DVSA MOT (UK Inspections)
Model years 2015–2021 · 2024 report · n=4137
4,137 UK MOT tests · overall 19.9% fail rate vs UK fleet baseline
View source ↗
65
/ 100
DVSA MOT (UK Inspections)
Model years 2014–2020 · 2023 report · n=2704
2,704 UK MOT tests · overall 15.6% fail rate vs UK fleet baseline
View source ↗
67
/ 100

UK MOT Reliability Detail

Based on 4,137 MOT tests in the UK during the 2024 reporting period. Score for each age band reflects this model's fail rate vs the UK-fleet baseline fail rate at the same age — a generation-aware metric.

Age 35 yrs
38
19.8% fail vs 10.9% fleet
590 tests
Age 69 yrs
69
19.9% fail vs 19.2% fleet
3,547 tests

Most Common MOT Failure Categories

#1
Headlamp aim
240
23.0%
#2
Anti-lock braking system
235
22.5%
#3
Tread depth
225
21.5%
#4
Condition
174
16.7%
#5
Wipers
171
16.4%

Categories ranked across all MOT tests of this model in the UK during the 2024 period. "Condition" covers cosmetic / wear issues; suspension and braking dominate the rest.

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