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 Audi A3 S Line Edition 1 35 Tfsi Petrol 1498cc has had 4 MOT tests on record, passing 3 and failing once (75% pass rate). It has 26,596 miles on the clock, averaging 5,369 miles per year, below the UK average of 7,400.
MOT & Mileage History for KN21 BVW
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failure recorded
Average miles/year
Gap in MOT history
Mileage Analysis
Below average| Latest reading | 26,596 miles |
| Reading date | |
| Miles last year | 67 |
| Average per year | 5,369 |
| Mileage consistency | Consistent |
Check KN21 BVW
- Write-off & insurance claims Experian
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- Service interval analysis
- Warranty work logged
Full MOT Test History 4 tests on record
Common faults, what to check, and what to pay
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Vehicle Details
| Registration | KN21 BVW |
| Make | Audi |
| Model | A3 S Line Edition 1 35 Tfsi |
| Colour | Black |
| Fuel type | Petrol |
| Engine | 1498cc |
| Year | 2021 |
| First registered | |
| Area code | KN — Luton, Luton and Northampton |
| Age identifier | 21 — March 2021 to August 2021 |
More KN21 B plates
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About KN21 BVW
What car is KN21 BVW?
KN21 BVW is a black Audi A3 S Line Edition 1 35 Tfsi, petrol (1498cc). First registered in Luton in 2021.
What is the mileage of KN21 BVW?
The last recorded mileage for KN21 BVW was 26,596 miles, recorded on 24 Apr 2026 during its most recent MOT test.
Has KN21 BVW passed its MOT?
KN21 BVW has had 4 MOT tests with a 75% pass rate (3 passes, 1 failure). It last passed on 24 Apr 2026.
Is KN21 BVW ULEZ compliant?
Based on its fuel type and registration year, KN21 BVW 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 KN21 BVW?
KN21 BVW is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.