Most Reliable Used Cars in the UK (2026)
The short answer: across 3.46 million DVSA MOT tests, the average UK car passes first time 77.3% of the time. Of the 40 models tracked here, the BMW 5 Series has the strongest record once age is accounted for — 82.6% first-time, +6.8 points better than cars of the same age. The Renault Clio has the weakest at 62.7%, -11.8 points behind its peers.
Most “most reliable car” lists are built on owner surveys, which measure how people feel about their car. This one is built on the MOT: a legally required, independently administered roadworthiness test that every UK car over three years old has to take. It is the closest thing Britain has to a universal reliability measurement, and DVSA publishes the results.
Why we age-match every figure
A raw pass rate mostly tells you how old a model’s fleet is. Old cars fail more, whatever the badge. Quote a raw number against the national average and you will systematically flatter new models and punish long-lived ones.
The clearest example in this dataset: the Tesla Model 3 and the Hyundai Tucson both pass first time 85.3% of the time. Against the national average of 77.3%, both look strong. But cars as young as the Model 3 pass 89.5% of the time, so it is actually 4.2 points behind its peers — while the Tucson is bang on average for its age. Same headline number, opposite verdict.
MOT first-time pass rates, 40 UK models
Ranked by performance against cars of the same age. Tap a model for its common faults and its best and worst years to buy.
| Model | Pass rate | Same-age avg | Difference | Tests |
|---|---|---|---|---|
| BMW 5 Series | 82.6% | 75.9% | +6.8 | 18,835 |
| Audi A6 | 83.1% | 76.6% | +6.5 | 12,504 |
| Honda CR-V | 80.7% | 74.1% | +6.5 | 20,016 |
| BMW 3 Series | 79.1% | 73.5% | +5.6 | 42,657 |
| MINI Cooper F56 | 87.2% | 81.9% | +5.3 | 43,577 |
| Toyota RAV4 | 82.6% | 77.7% | +4.9 | 13,901 |
| Toyota Corolla | 84.6% | 80.5% | +4.0 | 13,129 |
| Toyota Yaris | 79.5% | 75.7% | +3.8 | 49,396 |
| Audi A3 | 80.1% | 76.4% | +3.7 | 43,706 |
| Volkswagen Golf | 79.2% | 75.6% | +3.6 | 90,866 |
| Skoda Karoq | 91.3% | 87.9% | +3.4 | 6,182 |
| Mercedes-Benz E-Class | 80.2% | 77% | +3.2 | 23,913 |
| Toyota C-HR | 90.6% | 87.3% | +3.2 | 10,473 |
| Mercedes-Benz C-Class | 78.6% | 76% | +2.6 | 37,418 |
| Skoda Octavia | 80.5% | 78.1% | +2.4 | 20,737 |
| Audi A4 | 77.3% | 75% | +2.3 | 24,990 |
| Volkswagen Passat | 77% | 74.8% | +2.2 | 17,732 |
| Ford Kuga | 83.4% | 81.2% | +2.2 | 32,869 |
| Volkswagen Tiguan | 83.7% | 81.6% | +2.1 | 26,428 |
| Land Rover Discovery Sport | 84.5% | 83.4% | +1.1 | 12,812 |
| SEAT Leon | 80.1% | 79.1% | +1.0 | 19,349 |
| Mercedes-Benz A-Class | 81.8% | 81.2% | +0.6 | 38,379 |
| Mazda CX-5 | 83.2% | 82.7% | +0.5 | 7,514 |
| Hyundai Tucson | 85.3% | 85.2% | 0.0 | 17,402 |
| Ford Focus | 74.7% | 74.8% | -0.1 | 93,066 |
| Skoda Fabia | 75.6% | 75.8% | -0.2 | 24,057 |
| Vauxhall Astra | 72.5% | 73.4% | -0.9 | 62,313 |
| Kia Sportage | 80.5% | 81.7% | -1.3 | 32,024 |
| Ford Fiesta | 72.3% | 74.9% | -2.6 | 143,495 |
| Volkswagen Polo | 72.7% | 75.8% | -3.0 | 66,500 |
| Kia Ceed | 74.1% | 77.7% | -3.6 | 13,872 |
| Hyundai i30 | 71.2% | 75% | -3.8 | 10,713 |
| Peugeot 208 | 76% | 79.9% | -3.9 | 23,233 |
| Tesla Model 3 | 85.3% | 89.5% | -4.2 | 7,790 |
| Dacia Duster | 79.2% | 83.8% | -4.7 | 8,350 |
| Vauxhall Corsa | 71% | 76% | -5.0 | 94,401 |
| Nissan Qashqai | 73.5% | 78.6% | -5.2 | 62,848 |
| Peugeot 3008 | 75.5% | 80.7% | -5.2 | 15,081 |
| Nissan Juke | 73.7% | 78.9% | -5.2 | 34,271 |
| Renault Clio | 62.7% | 74.5% | -11.8 | 32,125 |
What the table does not tell you
A strong pass rate means a model tends to arrive at the test in good shape. It does not mean the car is cheap. The BMW 5 Series tops this table and is not inexpensive to service, and vehicle tax depends on CO2 and the date of first registration rather than on how well a car is built. Reliability is one input into running costs, not a substitute for working them out.
Individual cars also vary far more than models do. A well-maintained example of a mid-table car will out-live a neglected example of the one at the top, which is why the per-model guides linked above list the specific faults to check and the years worth avoiding.
How we measured it
- Source: DVSA MOT Anonymised Data 2025 (Open Government Licence v3.0).
- Metric: first-time pass rate — class 4 (car) tests of type NT, a vehicle’s normal annual test. A pass, or a pass with rectification at test, counts as a first-time pass.
- Retests excluded. Including them would let a car that failed be recorded as passing.
- Age-matched: each model is compared against all cars sharing its registration-year mix, not against the all-ages average.
- Floor: models with fewer than 2,000 tests are not published, rather than quoted from a thin sample.
- National baseline: 77.3% across 3,459,000 tests.
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