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 A Diesel 1950cc has had 4 MOT tests on record, passing 3 and failing once (75% pass rate). It has 63,418 miles on the clock, averaging 11,999 miles per year, above the UK average of 7,400.
MOT & Mileage History for RO21 XNX
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
Above average| Latest reading | 63,418 miles |
| Reading date | |
| Miles last year | 12,705 |
| Average per year | 11,999 |
| Mileage consistency | Consistent |
Check RO21 XNX
- 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 | RO21 XNX |
| Make | Mercedes-Benz |
| Model | A |
| Colour | Black |
| Fuel type | Diesel |
| Engine | 1950cc |
| Year | 2021 |
| First registered | |
| Area code | RO — Reading, Reading |
| Age identifier | 21 — March 2021 to August 2021 |
More RO21 X plates
Browse all RO21 X registrations from Reading.
About RO21 XNX
What car is RO21 XNX?
RO21 XNX is an black Mercedes-Benz A, diesel (1950cc). First registered in Reading in 2021.
What is the mileage of RO21 XNX?
The last recorded mileage for RO21 XNX was 63,418 miles, recorded on 23 Apr 2026 during its most recent MOT test.
Has RO21 XNX passed its MOT?
RO21 XNX has had 4 MOT tests with a 75% pass rate (3 passes, 1 failure). It last passed on 23 Apr 2026.
Is RO21 XNX ULEZ compliant?
Based on its fuel type and registration year, RO21 XNX is likely ULEZ compliant. Diesel post-2015 (Euro 6). This is an estimate based on typical emission standards — confirm with TfL's ULEZ checker for a definitive answer.
How old is RO21 XNX?
RO21 XNX is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.