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 420i M Sport Auto Petrol 1998cc has had 4 MOT tests on record, passing 3 and failing once (75% pass rate). It has 12,209 miles on the clock, averaging 2,615 miles per year, well below the UK average of 7,400.
MOT & Mileage History for SJ21 BNX
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
Low mileage| Latest reading | 12,209 miles |
| Reading date | |
| Average per year | 2,615 |
| Mileage consistency | Consistent |
Check SJ21 BNX
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- Service interval analysis
- Warranty work logged
Full MOT Test History 4 tests on record
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Vehicle Details
| Registration | SJ21 BNX |
| Make | Bmw |
| Model | 420i M Sport Auto |
| Colour | Black |
| Fuel type | Petrol |
| Engine | 1998cc |
| Year | 2021 |
| First registered | |
| Area code | SJ — Glasgow, Scotland |
| Age identifier | 21 — March 2021 to August 2021 |
More SJ21 B plates
Browse all SJ21 B registrations from Glasgow.
About SJ21 BNX
What car is SJ21 BNX?
SJ21 BNX is an black Bmw 420i M Sport Auto, petrol (1998cc). First registered in Glasgow in 2021.
What is the mileage of SJ21 BNX?
The last recorded mileage for SJ21 BNX was 12,209 miles, recorded on 30 Jan 2026 during its most recent MOT test.
Has SJ21 BNX passed its MOT?
SJ21 BNX has had 4 MOT tests with a 75% pass rate (3 passes, 1 failure). It last passed on 30 Jan 2026.
Is SJ21 BNX ULEZ compliant?
Based on its fuel type and registration year, SJ21 BNX is likely ULEZ compliant. Petrol post-2005 (Euro 4). This is an estimate based on typical emission standards — confirm with TfL's ULEZ checker for a definitive answer.
How old is SJ21 BNX?
SJ21 BNX is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.