Vehicle summary
ULEZ status is estimated based on fuel type and registration year. It may not reflect the actual emission standard of this vehicle. Check with TfL for a definitive answer.
At a glance
This 2021 Mini Cooper Petrol 1499cc has had 4 MOT tests on record, passing 3 and failing once (75% pass rate). It has 10,974 miles on the clock, averaging 2,489 miles per year, well below the UK average of 7,400. The 1.5 B38 TwinPower Turbo engine is known for b38a15a and timing chain and guides.
MOT & Mileage History for BK21 XNG
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failure recorded
Average miles/year
Gaps in MOT history
Mileage Analysis
Low mileage| Latest reading | 10,974 miles |
| Reading date | |
| Miles last year | 1 |
| Average per year | 2,489 |
| Mileage consistency | Consistent |
Check BK21 XNG
- Write-off & insurance claims Experian
- Outstanding finance check Experian
- Stolen vehicle check Experian
- Ownership changes Experian
- Mileage discrepancy alerts
- Plate & colour change history
- Franchised dealer records
- Independent garage visits
- Service interval analysis
- Warranty work logged
Full MOT Test History 4 tests on record
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Buyers comparing the Mini Cooper often also look at these models. Check their MOT history and reliability before deciding:
Reported issues for this Mini Cooper
These are the most commonly reported problems on Mini Cooper models (2014–2023), based on owner reports and workshop data across the UK.
B38A15A
Timing Chain and Guides
Chain stretches prematurely; guides can break.
Common faults, what to check, and what to pay
Explore more about the Mini Cooper
Thinking about buying this car? These resources will help you make an informed decision.
Vehicle Details
| Registration | BK21 XNG |
| Make | Mini |
| Model | Cooper |
| Colour | Green |
| Fuel type | Petrol |
| Engine | 1499cc |
| Year | 2021 |
| First registered | |
| Area code | BK — Birmingham, Birmingham |
| Age identifier | 21 — March 2021 to August 2021 |
More BK21 X plates
Browse all BK21 X registrations from Birmingham.
About BK21 XNG
What car is BK21 XNG?
BK21 XNG is a green Mini Cooper, petrol (1499cc). First registered in Birmingham in 2021.
What is the mileage of BK21 XNG?
The last recorded mileage for BK21 XNG was 10,974 miles, recorded on 6 Mar 2026 during its most recent MOT test.
Has BK21 XNG passed its MOT?
BK21 XNG has had 4 MOT tests with a 75% pass rate (3 passes, 1 failure). It last passed on 6 Mar 2026.
Is BK21 XNG ULEZ compliant?
Based on its fuel type and registration year, BK21 XNG is likely ULEZ compliant. Petrol post-2005 (Euro 4). This is an estimate based on typical emission standards — confirm with TfL's ULEZ checker for a definitive answer.
How old is BK21 XNG?
BK21 XNG is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.