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 V 300 Amg Line Marco Polo D A Diesel 1950cc has had 6 MOT tests on record, passing 3 and failing 3 (50% pass rate). It has 19,836 miles on the clock, averaging 5,789 miles per year, below the UK average of 7,400.
MOT & Mileage History for CN21 XSF
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failures recorded
Average miles/year
Gaps in MOT history
Mileage Analysis
Below average| Latest reading | 19,836 miles |
| Reading date | |
| Miles last year | 3 |
| Average per year | 5,789 |
| Mileage consistency | Variable |
Check CN21 XSF
- 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 6 tests on record
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Vehicle Details
| Registration | CN21 XSF |
| Make | Mercedes-Benz |
| Model | V 300 Amg Line Marco Polo D A |
| Colour | Black |
| Fuel type | Diesel |
| Engine | 1950cc |
| Year | 2021 |
| First registered | |
| Area code | CN — Cardiff, Cymru (Wales) |
| Age identifier | 21 — March 2021 to August 2021 |
More CN21 X plates
Browse all CN21 X registrations from Cardiff.
About CN21 XSF
What car is CN21 XSF?
CN21 XSF is a black Mercedes-Benz V 300 Amg Line Marco Polo D A, diesel (1950cc). First registered in Cardiff in 2021.
What is the mileage of CN21 XSF?
The last recorded mileage for CN21 XSF was 19,836 miles, recorded on 5 Jan 2026 during its most recent MOT test.
Has CN21 XSF passed its MOT?
CN21 XSF has had 6 MOT tests with a 50% pass rate (3 passes, 3 failures). It last passed on 5 Jan 2026.
Is CN21 XSF ULEZ compliant?
Based on its fuel type and registration year, CN21 XSF 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 CN21 XSF?
CN21 XSF is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.