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 2004 Mercedes-Benz S-Class Petrol 4966cc has had 5 MOT tests on record, passing every one. It has 166,977 miles on the clock, averaging 20,954 miles per year, above the UK average of 7,400.
MOT & Mileage History for RO04 XHX
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 | 166,977 miles |
| Reading date | |
| Miles last year | 11,773 |
| Average per year | 20,954 |
| Mileage consistency | Consistent |
Check RO04 XHX
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- Warranty work logged
Full MOT Test History 5 tests on record
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Vehicle Details
| Registration | RO04 XHX |
| Make | Mercedes-Benz |
| Model | S-Class |
| Colour | Silver |
| Fuel type | Petrol |
| Engine | 4966cc |
| Year | 2004 |
| First registered | |
| Area code | RO — Reading, Reading |
| Age identifier | 04 — March 2004 to August 2004 |
More RO04 X plates
Browse all RO04 X registrations from Reading.
About RO04 XHX
What car is RO04 XHX?
RO04 XHX is an silver Mercedes-Benz S-Class, petrol (4966cc). First registered in Reading in 2004.
What is the mileage of RO04 XHX?
The last recorded mileage for RO04 XHX was 166,977 miles, recorded on 8 Sep 2011 during its most recent MOT test.
Has RO04 XHX passed its MOT?
RO04 XHX has had 5 MOT tests with an 100% pass rate (5 passes, 0 failures). It last passed on 8 Sep 2011.
Is RO04 XHX ULEZ compliant?
Based on its fuel type and registration year, RO04 XHX is likely not ULEZ compliant. As a petrol vehicle registered in 2004, it typically does not meet the Euro 4 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is RO04 XHX?
RO04 XHX is approximately 22 years old. Age identifier 04 means registered between 1 March 2004 and 31 August 2004.