Alfa Romeo Giulietta 2010: MOT failure rate for its age

37.6% of 11,957 MOT tests of the Alfa Romeo Giulietta first registered in 2010 failed at the first attempt (2019–2024; retests excluded). Against this model's own normal rate at the same ages the index is 100.7 (95% CI 97.8–103.7; 100 = normal for this model at that age): the 2010 build year is no different from other years of the same model at the same age.

Alfa Romeo Giulietta built in 2010 at a glance
Measure	Value	Unit	Compared with	Years	Tests
Failed first time	37.6	%	all ages tested	2019–2024	11957
Index against this model at the same age (95% CI 97.8–103.7)	100.7	index	100 = normal for this model at that age	2019–2024	11957
Rank among this model's 11 build years	7	of 11	1 = fails least for its age	2019–2024	11957
Tested in 2024	1722	tests	median 105,593 miles	2024	1722

Built 2010 against Alfa Romeo Giulietta normal for the age: first-time MOT failure share at each age, age 9: 33.7% vs 34.6%; age 10: 34.8% vs 34.7%; age 11: 37.8% vs 37.5%; age 12: 38.1% vs 38%; age 13: 41.5% vs 40.5%; age 14: 40.8% vs 39.4%. Axis from 0% to 50%. DVSA MOT bulk data, 2019–2024.

Check a 2010 Alfa Romeo Giulietta by registration · All Alfa Romeo Giulietta 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 2010 Alfa Romeo Giulietta fail at each age?

Cars built in 2010 were tested at ages 9 to 14 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.

Alfa Romeo Giulietta built 2010: 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)
9	2,210	33.7	31.7–35.7	34.6	97.2
10	2,092	34.8	32.8–36.9	34.7	100.5
11	2,050	37.8	35.7–39.9	37.5	100.8
12	2,003	38.1	36–40.2	38	100.3
13	1,880	41.5	39.3–43.7	40.5	102.4
14	1,722	40.8	38.5–43.1	39.4	103.5

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 11,957 (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 2010 Alfa Romeo Giulietta?

The most common failure group on cars built in 2010 is lamps, reflectors and electrical equipment: 27.9 items per 100 first tests, against 16.5 across all build years of the Alfa Romeo Giulietta. These counts are not age-adjusted: cars built in 2010 were tested at ages 9 to 14.

Failure items per 100 first tests, Alfa Romeo Giulietta built 2010 against the Alfa Romeo Giulietta in all build years (2019–2024, not age-adjusted)
Failure group	Built 2010, per 100	All build years, per 100	Items
Lamps, reflectors and electrical equipment	27.9	16.5	3,341
Suspension	19.2	11.3	2,290
Tyres	13	11.9	1,550
Brakes	11.6	8.1	1,383
Visibility	7.3	6.2	867

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 11,957 (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 2010 compare with the years around it?

Among the 11 published build years of the Alfa Romeo Giulietta, 2010 ranks 7 (1 = fails least for its age). 2011: index 106.9.

Alfa Romeo Giulietta build years: index against the model at the same age (2019–2024)
Build year	Index (100 = normal)	95% interval	Verdict	Tests
2010	100.7	97.8–103.7	no different	11,957
2011	106.9	105.1–108.7	worse	35,021
2012	102.6	100.2–104.9	worse	21,908
2013	103.2	100.5–105.8	worse	19,178
2014	93.0	90.4–95.7	better	19,073
2015	95.1	92.1–98.0	better	18,314
2016	93.8	90.5–97.1	better	16,969
2017	86.9	82.0–91.8	better	8,029
2018	93.4	85.3–101.6	no different (rough estimate)	3,362
2019	92.4	79.8–105.1	no different (rough estimate)	1,543
2020	110.1	92.3–127.9	no different (rough estimate)	1,026

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 156,380 (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). Alfa Romeo Giulietta 2010 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/alfa-romeo-giulietta/2010/

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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