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 Bmw X4 Xdrive20d M Sport Mhev Auto Electric Diesel 1995cc has had 4 MOT tests on record, passing 3 and failing once (75% pass rate). It has 52,797 miles on the clock, averaging 8,749 miles per year, around the UK average of 7,400.
MOT & Mileage History for ET21 MXX
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
About average| Latest reading | 52,797 miles |
| Reading date | |
| Average per year | 8,749 |
| Mileage consistency | Consistent |
Check ET21 MXX
- 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 | ET21 MXX |
| Make | Bmw |
| Model | X4 Xdrive20d M Sport Mhev Auto |
| Colour | Grey |
| Fuel type | Electric Diesel |
| Engine | 1995cc |
| Year | 2021 |
| First registered | |
| Area code | ET — Chelmsford, Essex |
| Age identifier | 21 — March 2021 to August 2021 |
More ET21 M plates
Browse all ET21 M registrations from Chelmsford.
About ET21 MXX
What car is ET21 MXX?
ET21 MXX is an grey Bmw X4 Xdrive20d M Sport Mhev Auto, electric diesel (1995cc). First registered in Chelmsford in 2021.
What is the mileage of ET21 MXX?
The last recorded mileage for ET21 MXX was 52,797 miles, recorded on 30 Jul 2026 during its most recent MOT test.
Has ET21 MXX passed its MOT?
ET21 MXX has had 4 MOT tests with a 75% pass rate (3 passes, 1 failure). It last passed on 30 Jul 2026.
Is ET21 MXX ULEZ compliant?
Based on its fuel type and registration year, ET21 MXX is likely ULEZ compliant. Electric — exempt. This is an estimate based on typical emission standards — confirm with TfL's ULEZ checker for a definitive answer.
How old is ET21 MXX?
ET21 MXX is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.