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Audi A1 2015: MOT failure rate for its age

17.3% of 144,041 MOT tests of the Audi A1 first registered in 2015 failed at the first attempt (2019–2024; retests excluded). Against this model's own normal rate at the same ages the index is 94.0 (95% CI 92.8–95.2; 100 = normal for this model at that age): the 2015 Audi A1 fails less often than other build years of the same model at the same age.

Audi A1 built in 2015 at a glance
MeasureValueUnitCompared withYearsTests
Failed first time17.3%all ages tested2019–2024144041
Index against this model at the same age (95% CI 92.8–95.2)94.0index100 = normal for this model at that age2019–2024144041
Rank among this model's 11 build years1of 111 = fails least for its age2019–2024144041
Tested in 202423795testsmedian 62,747 miles202423795
line · Audi A1 built 2015 · first-time MOT failure share by age · built 2015 11.4% vs model normal 12.2% at age 4 · 2019–2024
Built 2015 against Audi A1 normal for the age: first-time MOT failure share at each age, age 4: 11.4% vs 12.2%; age 5: 13.6% vs 13.9%; age 6: 15.5% vs 17.3%; age 7: 18% vs 19.7%; age 8: 21.2% vs 22.4%; age 9: 24% vs 24.7%. Axis from 0% to 30%. DVSA MOT bulk data, 2019–2024.
Check a 2015 Audi A1 by registration · All Audi A1 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 2015 Audi A1 fail at each age?

Cars built in 2015 were tested at ages 4 to 9 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.

Audi A1 built 2015: 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)
424,65011.411–11.812.292.8
523,41813.613.2–1413.997.9
624,16415.515.1–1617.389.6
724,0991817.5–18.419.791
823,91521.220.7–21.822.495
923,7952423.4–24.524.797.2

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 144,041 (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 2015 Audi A1?

The most common failure group on cars built in 2015 is tyres: 9 items per 100 first tests, against 9.3 across all build years of the Audi A1. These counts are not age-adjusted: cars built in 2015 were tested at ages 4 to 9.

Failure items per 100 first tests, Audi A1 built 2015 against the Audi A1 in all build years (2019–2024, not age-adjusted)
Failure groupBuilt 2015, per 100All build years, per 100Items
Tyres99.313,006
Suspension5.988,465
Brakes4.85.46,910
Lamps, reflectors and electrical equipment3.75.15,375
Visibility3.34.24,801

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 144,041 (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 2015 compare with the years around it?

Among the 11 published build years of the Audi A1, 2015 ranks 1 (1 = fails least for its age). 2014: index 97.0. 2016: index 103.0.

Audi A1 build years: index against the model at the same age (2019–2024)
Build yearIndex (100 = normal)95% intervalVerdictTests
2010104.8101.0–108.7worse8,762
2011104.9103.7–106.0worse99,987
2012101.8100.7–103.0worse112,223
2013102.3101.2–103.4worse134,681
201497.095.9–98.2better138,950
201594.092.8–95.2better144,041
2016103.0101.7–104.2worse155,112
2017104.0102.4–105.5worse121,964
2018105.4103.4–107.3worse80,567
201997.294.9–99.6better62,006
2020100.196.4–103.9no different26,895

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 1,085,188 (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). Audi A1 2015 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/audi-a1/2015/

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

Audi A1 2010 · Audi A1 2011 · Audi A1 2012 · Audi A1 2013 · Audi A1 2014 · Audi A1 2016 · Audi A1 2017 · Audi A1 2018 · Audi A1 2019 · Audi A1 2020 · Audi A1 in Norway · Audi A1 in Finland · Audi A1 in the Netherlands · Audi A1 by postcode area · Audi A1 body, chassis and structure failures · Audi A1 brakes failures · Audi A1 vehicle identification failures · Audi A1 lamps, reflectors and electrics failures · Audi A1 noise, emissions and leaks failures · Audi A1 road wheels failures · Audi A1 seat belts and airbags failures · Audi A1 steering failures · Audi A1 suspension failures · Audi A1 tyres failures · Audi A1 visibility failures