MOT Risk Index.co.uk

Vauxhall Astra 2020: MOT failure rate for its age

10.9% of 4,897 MOT tests of the Vauxhall Astra first registered in 2020 failed at the first attempt (2019–2024; retests excluded). Against this model's own normal rate at the same ages the index is 83.7 (95% CI 76.6–90.8; 100 = normal for this model at that age): the 2020 Vauxhall Astra fails less often than other build years of the same model at the same age.

Vauxhall Astra built in 2020 at a glance
MeasureValueUnitCompared withYearsTests
Failed first time10.9%all ages tested2019–20244897
Index against this model at the same age (95% CI 76.6–90.8)83.7index100 = normal for this model at that age2019–20244897
Rank among this model's 23 build years1of 231 = fails least for its age2019–20244897
Tested in 20242437testsmedian 24,316 miles20242437
line · Vauxhall Astra built 2020 · first-time MOT failure share by age · built 2020 9.8% vs model normal 11.4% at age 3 · 2019–2024
Built 2020 against Vauxhall Astra normal for the age: first-time MOT failure share at each age, age 3: 9.8% vs 11.4%; age 4: 11.9% vs 14.6%. Axis from 0% to 20%. DVSA MOT bulk data, 2019–2024.
Check a 2020 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 2020 Vauxhall Astra fail at each age?

Cars built in 2020 were tested at ages 3 to 4 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 2020: first-time MOT failure by age, against the model's normal rate at that age (2019–2024)
AgeTestsFailed, %95% intervalNormal for this model at that age, %Index (100 = normal)
32,4609.88.7–11.111.486.1
42,43711.910.7–13.214.681.8

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 4,897 (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 2020 Vauxhall Astra?

The most common failure group on cars built in 2020 is tyres: 3.7 items per 100 first tests, against 10.6 across all build years of the Vauxhall Astra. These counts are not age-adjusted: cars built in 2020 were tested at ages 3 to 4.

Failure items per 100 first tests, Vauxhall Astra built 2020 against the Vauxhall Astra in all build years (2019–2024, not age-adjusted)
Failure groupBuilt 2020, per 100All build years, per 100Items
Tyres3.710.6190
Brakes3.716.3189
Noise, emissions and leaks2.56.4126
Visibility1.78.986
Lamps, reflectors and electrical equipment1.42274

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 5,106 (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 2020 compare with the years around it?

Among the 23 published build years of the Vauxhall Astra, 2020 ranks 1 (1 = fails least for its age). 2019: index 98.7.

Vauxhall Astra build years: index against the model at the same age (2019–2024)
Build yearIndex (100 = normal)95% intervalVerdictTests
1998100.696.3–104.9no different4,226
1999102.099.3–104.7no different10,978
200099.597.6–101.4no different21,528
200197.996.4–99.3better38,830
2002100.899.7–101.8no different70,849
200398.397.4–99.2better89,240
2004101.4100.6–102.3worse101,494
2005102.8102.2–103.5worse179,639
2006103.4102.8–104.0worse242,757
2007101.8101.3–102.3worse354,465
2008102.3101.8–102.8worse328,616
2009105.3104.7–105.8worse286,926
201097.496.9–97.9better370,204
201196.095.4–96.6better308,760
201296.796.1–97.3better308,110
201398.898.2–99.4better334,358
2014107.6106.9–108.2worse318,200
2015100.8100.1–101.6worse290,848
201687.887.1–88.5better344,624
201788.187.3–89.0better248,372
201897.596.1–98.9better121,748
201998.796.7–100.7no different64,013
202083.776.6–90.8better4,897

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 2020 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/2020/

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.

Other pages for this model

Vauxhall Astra 1998 · Vauxhall Astra 1999 · Vauxhall Astra 2000 · Vauxhall Astra 2001 · Vauxhall Astra 2002 · Vauxhall Astra 2003 · Vauxhall Astra 2004 · Vauxhall Astra 2005 · Vauxhall Astra 2006 · Vauxhall Astra 2007 · Vauxhall Astra 2008 · Vauxhall Astra 2009 · Vauxhall Astra 2010 · Vauxhall Astra 2011 · Vauxhall Astra 2012 · Vauxhall Astra 2013 · Vauxhall Astra 2014 · Vauxhall Astra 2015 · Vauxhall Astra 2016 · Vauxhall Astra 2017 · Vauxhall Astra 2018 · Vauxhall Astra 2019 · Vauxhall Astra in Finland · Vauxhall Astra in the Netherlands · Vauxhall Astra in Norway · Vauxhall Astra by postcode area · Vauxhall Astra body, chassis and structure failures · Vauxhall Astra brakes failures · Vauxhall Astra vehicle identification failures · Vauxhall Astra lamps, reflectors and electrics failures · Vauxhall Astra noise, emissions and leaks failures · Vauxhall Astra road wheels failures · Vauxhall Astra seat belts and airbags failures · Vauxhall Astra steering failures · Vauxhall Astra suspension failures · Vauxhall Astra tyres failures · Vauxhall Astra visibility failures