Mini John Cooper Works (2021)
2021 Mini John Cooper Works
CarHunch analysed 2,517 real MOT records for the 2021 Mini John Cooper Works.
Real test outcomes — pass rates, defect profiles, mileage data — from verified DVLA records. Updated as new MOTs are recorded.
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The 2021 MINI John Cooper Works is a genuinely reliable performer, with a 93.3% first-time pass rate that sits well above the UK average of 80%—and only 9.9% of vehicles have ever recorded a dangerous defect, which is reassuringly low. This is a petrol-only model, so there's no fuel-type trade-off to consider.
At 22,175 miles median, these cars are running low mileage for their age, which partly explains the strong pass rate and the modest 0.22 failures per vehicle on average. The 1.2 advisories per car suggest minor wear items are beginning to show, but if you're shopping for one, a pre-purchase inspection focused on brake wear and suspension will catch any real problems before they escalate.
The 2021 Mini John Cooper Works passes its MOT first time more often than most UK vehicles (93.4% vs ~80% average) — and when it does fail, it's usually something minor and cheap to fix.
These stats describe 2,517 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 2,517 Mini John Cooper Works cars.
Before you buy a 2021 Mini John Cooper Works
Based on MOT data from 2,517 vehicles — here's what to check.
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Check the full MOT history.
9.9% 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 (100%) | 2,514 | 93.4% | 0.22 |
Colour Breakdown
Based on 22,393 Mini John Cooper Works vehicles registered in the UK — across all years. From DVLA registration records.
Mileage Distribution
Most 2021 Mini John Cooper Works 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 2021 Mini John Cooper Works vehicles fall between 15,754 and 29,673 miles.
2021 Mini John Cooper Works — Still on the Road
Almost all 2021 Mini John Cooper Workss are still on the road.
Strong survival — 2,470 vehicles still getting MOTs in 2025, 100% of the peak.
Based on vehicles from this manufacture year that had at least one MOT test in each calendar year. Data from 2023–2025.
MOT History Averages
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Compare with another model
See how the 2021 Mini John Cooper Works stacks up against a rival.