Reliability Report · Multi-Source Data

Daihatsu Copen Reliability

The Daihatsu Copen (current generation) scores 80/100 on our composite reliability index — good territory — drawn from DVSA data.

Composite Score
80
/ 100
Good
Sources: DVSA · latest 2023
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Buying a Daihatsu Copen? Check its VIN history first

Reliability data covers the model. A VIN history report covers the exact Daihatsu Copen 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 2003–2013 · 2023 report · n=1316
1,316 UK MOT tests · overall 28.3% fail rate vs UK fleet baseline
View source ↗
80
/ 100

UK MOT Reliability Detail

Based on 1,316 MOT tests in the UK during the 2023 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 1014 yrs
87
18.8% fail vs 32.1% fleet
165 tests
Age 1520 yrs
79
29.6% fail vs 38.8% fleet
1,151 tests

Most Common MOT Failure Categories

#1
Component mounting prescribed areas
234
42.5%
#2
Condition
114
20.7%
#3
Catalyst emissions
77
14.0%
#4
Chassis condition
65
11.8%
#5
Wipers
60
10.9%

Categories ranked across all MOT tests of this model in the UK during the 2023 period. "Condition" covers cosmetic / wear issues; suspension and braking dominate the rest.

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