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 Mercedes-Benz B Petrol 1332cc has had 4 MOT tests on record, passing every one. It has 24,040 miles on the clock, averaging 4,190 miles per year, well below the UK average of 7,400.
MOT & Mileage History for KM21 BDX
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failures recorded
Average miles/year
Gap in MOT history
Mileage Analysis
Low mileage| Latest reading | 24,040 miles |
| Reading date | |
| Miles last year | 3,593 |
| Average per year | 4,190 |
| Mileage consistency | Consistent |
Check KM21 BDX
- 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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Vehicle Details
| Registration | KM21 BDX |
| Make | Mercedes-Benz |
| Model | B |
| Colour | White |
| Fuel type | Petrol |
| Engine | 1332cc |
| Year | 2021 |
| First registered | |
| Area code | KM — Luton, Luton and Northampton |
| Age identifier | 21 — March 2021 to August 2021 |
More KM21 B plates
Browse all KM21 B registrations from Luton.
About KM21 BDX
What car is KM21 BDX?
KM21 BDX is a white Mercedes-Benz B, petrol (1332cc). First registered in Luton in 2021.
What is the mileage of KM21 BDX?
The last recorded mileage for KM21 BDX was 24,040 miles, recorded on 7 Apr 2026 during its most recent MOT test.
Has KM21 BDX passed its MOT?
KM21 BDX has had 4 MOT tests with an 100% pass rate (4 passes, 0 failures). It last passed on 7 Apr 2026.
Is KM21 BDX ULEZ compliant?
Based on its fuel type and registration year, KM21 BDX 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 KM21 BDX?
KM21 BDX is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.