Which model group has the lower recorded MOT failure rate: Vauxhall Astra or Peugeot 308?

Across 3,586,576 recorded MOT tests, the Peugeot 308 group has a 0.2 percentage point lower historical failure rate. The Vauxhall Astra group rate is 33.2% and the Peugeot 308 group rate is 33.0%. These population statistics do not predict an individual vehicle's result.

What are the main MOT differences between Vauxhall Astra and Peugeot 308?

The Vauxhall Astra has a 33.2% overall MOT failure rate (2,990,503 tests) while the Peugeot 308 has 33.0% (596,073 tests). The highest complete component category for the Vauxhall Astra is lamps & electrics, while for the Peugeot 308 it is lamps & electrics.

Should I buy a Vauxhall Astra or Peugeot 308?

This aggregate MOT comparison is not a buying recommendation. It describes recorded model-group outcomes, not the condition or likely result of a particular vehicle. Check the specific vehicle's MOT history and condition before deciding.

Vauxhall Astra vs Peugeot 308 — MOT Failure Rate Comparison

Vauxhall Astra

33.2%

failure rate from 2,990,503 tests

6.3pp above the dataset reference (26.9%)

Peugeot 308

33.0%

failure rate from 596,073 tests

6.1pp above the dataset reference (26.9%)

Recorded-rate result: The Peugeot 308 model group has a 0.2 percentage point lower historical failure rate than the Vauxhall Astra group in this dataset.

Failure Rate by Vehicle Age

How the Vauxhall Astra and Peugeot 308 compare across different age groups:

Age	Vauxhall Astra	Peugeot 308	Difference
0-2 years	10.9%	12.0%	Vauxhall Astra +1.1pp
3-5 years	15.2%	16.6%	Vauxhall Astra +1.4pp
6-10 years	28.0%	30.1%	Vauxhall Astra +2.1pp
11-15 years	41.1%	45.8%	Vauxhall Astra +4.7pp
15+ years	46.7%	54.0%	Vauxhall Astra +7.3pp

Recorded Component Comparison

Side-by-side aggregate rates for MOT tests involving each component category. These are group statistics, not a diagnosis of either vehicle.

Vauxhall Astra Component Peugeot 308

6.6%

Lamps & Electrics

7.0%

6.2%

Suspension

5.2%

4.6%

Brakes

3.9%

3.7%

Tyres

3.8%

2.8%

Visibility

2.2%

Body & Chassis

2.8%

0.6%

Steering

1.5%

Component	Vauxhall Astra	Peugeot 308	Lower rate
Lamps & Electrics	6.6%	7.0%	Vauxhall Astra
Suspension	6.2%	5.2%	Peugeot 308
Brakes	4.6%	3.9%	Peugeot 308
Tyres	3.7%	3.8%	Vauxhall Astra
Visibility	2.8%	2.2%	Peugeot 308
Body & Chassis	2.2%	2.8%	Vauxhall Astra
Steering	0.6%	1.5%	Vauxhall Astra

Which Has the Lower Recorded Failure Rate?

Based on official DVSA MOT test records covering 3,586,576 tests between these two models, the Peugeot 308 group has a 0.2 percentage point lower overall failure rate. The Peugeot 308 group rate is 33.0% compared with 33.2% for the Vauxhall Astra group.

The age-band table shows whether that gap is consistent across the available groups. The highest recorded component category is lamps & electrics for the Vauxhall Astra group and lamps & electrics for the Peugeot 308 group. Category rates show historical involvement in failed tests; they do not identify a fault on a particular vehicle.

Explore Each Model in Detail

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Data methodology: Failure rates are weighted averages across all mileage bands, calculated from official DVSA MOT test records. Only age/mileage combinations with 100+ tests are included. Component percentages are weighted recorded category rates, not probabilities for an individual vehicle. The checked-in dataset contains 148,509,908 tests and 39,969,903 failures. Vehicle condition and history are not captured by these group comparisons.

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