Vauxhall Astra 2011: MOT failure rate for its age

35.4% of 308,760 MOT tests of the Vauxhall Astra first registered in 2011 failed at the first attempt (2019–2024; retests excluded). Against this model's own normal rate at the same ages the index is 96.0 (95% CI 95.4–96.6; 100 = normal for this model at that age): close to other build years of the same model at the same age (within 5 points of normal).

Vauxhall Astra built in 2011 at a glance
Measure	Value	Unit	Compared with	Years	Tests
Failed first time	35.4	%	all ages tested	2019–2024	308760
Index against this model at the same age (95% CI 95.4–96.6)	96.0	index	100 = normal for this model at that age	2019–2024	308760
Rank among this model's 23 build years	4	of 23	1 = fails least for its age	2019–2024	308760
Tested in 2024	44181	tests	median 98,405 miles	2024	44181

Built 2011 against Vauxhall Astra normal for the age: first-time MOT failure share at each age, age 8: 33% vs 32.2%; age 9: 33.3% vs 33.5%; age 10: 35.2% vs 35.9%; age 11: 36.3% vs 37.4%; age 12: 37.6% vs 40.8%; age 13: 37.8% vs 43.2%. Axis from 0% to 50%. DVSA MOT bulk data, 2019–2024.

Check a 2011 Vauxhall Astra by registration · All Vauxhall Astra MOT statistics · Download the build-year table (CSV)

Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · full dataset (v5).

How does the 2011 Vauxhall Astra fail at each age?

Cars built in 2011 were tested at ages 8 to 13 between 2019 and 2024. Each row compares their first-time failure share with what this model normally shows at that age, after allowing for the overall failure level of each test year.

Vauxhall Astra built 2011: first-time MOT failure by age, against the model's normal rate at that age (2019–2024)
Age	Tests	Failed, %	95% interval	Normal for this model at that age, %	Index (100 = normal)
8	55,569	33	32.6–33.3	32.2	102.4
9	54,358	33.3	32.9–33.7	33.5	99.6
10	53,836	35.2	34.8–35.6	35.9	98.1
11	51,927	36.3	35.9–36.7	37.4	96.9
12	48,889	37.6	37.2–38.1	40.8	92.2
13	44,181	37.8	37.4–38.3	43.2	87.6

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 308,760 (initial tests) · Method: normal rate = this model's first-time failure share at that age across its build years (cells of 400+ tests), adjusted for each test year's overall level; cells of 30+ tests, under 500 marked rough · Updated: 30 Sep 2026 · Release: dvsa-2024-v2 · CSV

What fails most on the 2011 Vauxhall Astra?

The most common failure group on cars built in 2011 is lamps, reflectors and electrical equipment: 17.2 items per 100 first tests, against 22 across all build years of the Vauxhall Astra. These counts are not age-adjusted: cars built in 2011 were tested at ages 8 to 13.

Failure items per 100 first tests, Vauxhall Astra built 2011 against the Vauxhall Astra in all build years (2019–2024, not age-adjusted)
Failure group	Built 2011, per 100	All build years, per 100	Items
Lamps, reflectors and electrical equipment	17.2	22	53,115
Suspension	16.9	20.4	52,325
Brakes	12.6	16.3	38,812
Tyres	11	10.6	33,992
Visibility	7.8	8.9	23,929

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 308,760 (initial tests of this build year) · Method: failure items grouped by DVSA's top-level defect groups, per 100 initial tests; groups with 30+ items · Updated: 30 Sep 2026 · Release: dvsa-2024-v2 · CSV

How does 2011 compare with the years around it?

Among the 23 published build years of the Vauxhall Astra, 2011 ranks 4 (1 = fails least for its age). 2010: index 97.4. 2012: index 96.7.

Vauxhall Astra build years: index against the model at the same age (2019–2024)
Build year	Index (100 = normal)	95% interval	Verdict	Tests
1998	100.6	96.3–104.9	no different	4,226
1999	102.0	99.3–104.7	no different	10,978
2000	99.5	97.6–101.4	no different	21,528
2001	97.9	96.4–99.3	better	38,830
2002	100.8	99.7–101.8	no different	70,849
2003	98.3	97.4–99.2	better	89,240
2004	101.4	100.6–102.3	worse	101,494
2005	102.8	102.2–103.5	worse	179,639
2006	103.4	102.8–104.0	worse	242,757
2007	101.8	101.3–102.3	worse	354,465
2008	102.3	101.8–102.8	worse	328,616
2009	105.3	104.7–105.8	worse	286,926
2010	97.4	96.9–97.9	better	370,204
2011	96.0	95.4–96.6	better	308,760
2012	96.7	96.1–97.3	better	308,110
2013	98.8	98.2–99.4	better	334,358
2014	107.6	106.9–108.2	worse	318,200
2015	100.8	100.1–101.6	worse	290,848
2016	87.8	87.1–88.5	better	344,624
2017	88.1	87.3–89.0	better	248,372
2018	97.5	96.1–98.9	better	121,748
2019	98.7	96.7–100.7	no different	64,013
2020	83.7	76.6–90.8	better	4,897

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 4,443,682 (initial tests) · Method: observed failures against those expected for the same model at the same ages, test-year level adjusted; verdict follows the printed one-decimal bound · Updated: 30 Sep 2026 · Release: dvsa-2024-v2 · CSV

How to cite this page

MOT Risk Index (2026). Vauxhall Astra 2011 MOT statistics (data release dvsa-2024-v2; full dataset motriskindex-families-2024-v5, DOI 10.5281/zenodo.22975051), updated 30 September 2026. motriskindex.co.uk/cars/vauxhall-astra/2011/

How every figure is calculated: methodology. Age, test year and build year are tied together (age = test year − build year), so the test-year level is taken as observed, not estimated.

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