Mini Cooper S (2015)
2015 Mini Cooper S
CarHunch analysed 8,049 real MOT records for the 2015 Mini Cooper S.
Real test outcomes — pass rates, defect profiles, mileage data — from verified DVLA records. Updated as new MOTs are recorded.
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The 2015 MINI Cooper S passes its MOT at 87%, comfortably above the UK average of 80%, but nearly a third of these cars have recorded a dangerous defect at some point—a significantly higher concern rate that buyers should take seriously. Petrol and diesel variants perform nearly identically, both around 87%, so fuel type isn't a reliability differentiator here.
At under 45,000 miles on average, these are relatively low-mileage examples, yet they're accumulating 7 advisories per car on test, suggesting age-related wear (suspension, trim, minor electrics) rather than major defects. With 1.24 failures per vehicle and a median carhunch score of 50, expect to budget for routine maintenance—get a pre-purchase inspection that specifically flags any history of electrical gremlins or suspension issues common to this generation.
The 2015 Mini Cooper S has a decent first-time pass rate (87.7%), but a higher-than-average share of vehicles have had serious defects recorded — the individual vehicle's history matters a lot here.
These stats describe 8,049 vehicles as a group. The specific vehicle you're looking at could be the one good example or the one outlier. Run its registration to find out.
See this vehicle's full MOT history & AI hunches
Spot recurring advisories, hidden issues, and how it compares to 8,049 Mini Cooper S cars.
Petrol vs Diesel
Pass rate difference of 1.6 percentage points — worth knowing if you're choosing between the two.
Before you buy a 2015 Mini Cooper S
Based on MOT data from 8,049 vehicles — here's what to check.
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Check the full MOT history.
31.4% of these vehicles have had a dangerous defect recorded -
recurring advisories often signal problems years before they become failures.
Search the reg on CarHunch for the full MOT history, reliability stats and a free AI-powered analysis of that exact vehicle. -
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Brake pipes, sills and subframes are the key areas on a vehicle this age — structural rust is hard to spot without getting underneath. A mechanic will check all of this before you commit, and give you a concrete basis to negotiate on price.
Inspection
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Outstanding finance, insurance write-offs and clocking won't appear in the MOT records — a dedicated history check covers all of this. Our link gets you 20% off automatically.
History
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Pass Rate by Fuel Type
| Fuel type | Vehicles | Pass rate | Avg failures |
|---|---|---|---|
| Petrol (70%) | 5,637 | 88.1% | 1.19 |
| Diesel (29%) | 2,339 | 86.5% | 1.39 |
| Other (1%) | 73 | 95.5% | 0.22 |
Colour Breakdown
Based on 95,592 Mini Cooper S vehicles registered in the UK — across all years. From DVLA registration records.
Mileage Distribution
Most 2015 Mini Cooper S vehicles sit in the blue band. If the vehicle you're looking at is outside it, it's either unusually low or high mileage for its age.
Half of all 2015 Mini Cooper S vehicles fall between 28,786 and 50,278 miles.
2015 Mini Cooper S — Still on the Road
Almost all 2015 Mini Cooper Ss are still on the road.
Strong survival — 7,491 vehicles still getting MOTs in 2025, 98% of the peak.
Based on vehicles from this manufacture year that had at least one MOT test in each calendar year. Data from 2018–2025.
* The 2020 dip reflects the government's COVID-19 MOT exemption, which allowed certificates to be extended by six months — fewer tests were conducted that year.
MOT History Averages
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Compare with another model
See how the 2015 Mini Cooper S stacks up against a rival.