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 2001 Mercedes-Benz C Petrol 1998cc has had 10 MOT tests on record, passing 8 and failing 2 (80% pass rate). It has 166,791 miles on the clock, averaging 13,131 miles per year, above the UK average of 7,400.
MOT & Mileage History for HN51 OSM
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
Above average| Latest reading | 166,791 miles |
| Reading date | |
| Miles last year | 50,062 |
| Average per year | 13,131 |
| Mileage consistency | Variable |
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Full MOT Test History 10 tests on record
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Vehicle Details
| Registration | HN51 OSM |
| Make | Mercedes-Benz |
| Model | C |
| Colour | Silver |
| Fuel type | Petrol |
| Engine | 1998cc |
| Year | 2001 |
| First registered | |
| Area code | HN — Portsmouth, Hampshire and Dorset |
| Age identifier | 51 — September 2001 to February 2002 |
More HN51 O plates
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About HN51 OSM
What car is HN51 OSM?
HN51 OSM is an silver Mercedes-Benz C, petrol (1998cc). First registered in Portsmouth in 2001.
What is the mileage of HN51 OSM?
The last recorded mileage for HN51 OSM was 166,791 miles, recorded on 22 Oct 2014 during its most recent MOT test.
Has HN51 OSM passed its MOT?
HN51 OSM has had 10 MOT tests with an 80% pass rate (8 passes, 2 failures). It last passed on 22 Oct 2014.
Is HN51 OSM ULEZ compliant?
Based on its fuel type and registration year, HN51 OSM is likely not ULEZ compliant. As a petrol vehicle registered in 2001, it typically does not meet the Euro 4 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is HN51 OSM?
HN51 OSM is approximately 25 years old. Age identifier 51 means registered between 1 September 2001 and 28 February 2002.