MOT Risk Index.co.uk

Which Dacia models fail their MOT less for their age?

In 2024, 78.3% of MOTs on the 3 Dacia models published here passed (70.4% first time, 7.9% after a fix at the test centre), from 194,671 first tests. Allowing for age (not mileage), these Dacia models fail 42% more often than normal: brand MOT Risk Index 142.4 (95% CI 141.4–143.4; 100 = normal).

Download this page's numbers (CSV) · How to cite

Among Dacia models with at least 10,000 first tests, the Dacia Logan has the lowest index (136.3) and the Dacia Sandero the highest (144.4). On raw pass rates, the Dacia Duster comes first instead, because the models' fleets differ in age.

dot · Dacia · MOT Risk Index · 142.4 vs 100 = normal · 2024
MOT Risk Index with 95% intervals; 100 = normal; Dacia 142.4 for the brand. Dacia Logan: 136.3 (133.1–139.6). Dacia Duster: 140.6 (138.9–142.3). Dacia Sandero: 144.4 (143.1–145.7). Axis from 90 to 160. DVSA MOT bulk data, 2024.

Data release dvsa-2024-v2 (24 Sep 2026) · page updated 25 Sep 2026 · full dataset (v5).

Which Dacia models fail least and most for their age?

Of the 3 Dacia models, 0 fail less often than normal for their age, 3 more often, and 0 cannot be told apart from normal because their 95% intervals include 100.

Dacia models by MOT Risk Index, lowest first (2024)
ModelMOT pass rate, %Passed first time, %MOT Risk Index95% intervalFirst tests
Dacia Logan77.969.8136.3133.1–139.615,647
Dacia Duster80.672.3140.6138.9–142.372,275
Dacia Sandero76.869.1144.4143.1–145.7106,749

Source: DVSA MOT bulk data · Window: 2024 · n = 194,671 (initial tests) · Method: MOT Risk Index = observed first-time failures ÷ failures expected for the same age profile × 100; brand index sums both over the 3 models · Updated: 25 Sep 2026 · Release: dvsa-2024-v2 · CSV

Where are Dacia models worse than other cars of the same age?

Allowing for age, Dacia models fail on lamps, reflectors and electrical equipment more than other cars of the same age: 10.6 failures per 100 tests against 6.0 expected (4.5 more; 95% interval 4.47 to 4.60).

Dacia: failures per 100 tests by group against the same-age expectation (2019–2024)
Failure groupDacia, per 100 testsExpected for the same ageDifference95% intervalMost common failure on (models)
Lamps, reflectors and electrical equipment10.66.0+4.54.47 to 4.603 of 3
Visibility8.65.6+3.02.91 to 3.040 of 3
Brakes8.15.2+2.92.87 to 2.990 of 3
Body, chassis, structure3.71.3+2.42.36 to 2.440 of 3
Suspension6.25.1+1.21.10 to 1.210 of 3
Seat belts and supplementary restraint systems0.60.4+0.20.18 to 0.220 of 3
Noise, emissions and leaks1.41.3+0.10.09 to 0.140 of 3
Steering1.11.0+0.00.03 to 0.070 of 3
Road Wheels0.10.3-0.2-0.17 to -0.160 of 3
Identification of the vehicle0.10.3-0.2-0.17 to -0.160 of 3
Tyres5.87.4-1.7-1.73 to -1.630 of 3

Source: DVSA MOT bulk data · Window: 2019–2024 · n = 875,986 (initial tests of the 3 models) · Method: failure items per 100 tests against the rate expected for the same age and kind of vehicle; interval from the count of failures (Poisson); a group is named only when its interval is wholly above zero and it is at least 5% above the expected rate · Updated: 25 Sep 2026 · Release: dvsa-2024-v2 · CSV

How to cite this page

MOT Risk Index (2026). Dacia MOT statistics by model 2024 (data release dvsa-2024-v2; full dataset motriskindex-families-2024-v5, DOI 10.5281/zenodo.22975051), updated 25 September 2026. motriskindex.co.uk/cars/brand/dacia/

How the MOT Risk Index and every figure on this page are calculated: methodology.

Report an error

What is wrong on this page? One tap sends the category only, no text and nothing about you.