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 40 Tfsi E S-A Hybrid Electric (Clean) 1395cc has had 4 MOT tests on record, passing 3 and failing once (75% pass rate). It has 44,772 miles on the clock, averaging 10,153 miles per year, above the UK average of 7,400.
MOT & Mileage History for KN21 BVU
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
Above average| Latest reading | 44,772 miles |
| Reading date | |
| Average per year | 10,153 |
| Mileage consistency | Consistent |
Check KN21 BVU
- Write-off & insurance claims Experian
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- Plate & colour change history
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- Independent garage visits
- 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 BVU |
| Make | Audi |
| Model | A3 S Line 40 Tfsi E S-A |
| Colour | Black |
| Fuel type | Hybrid Electric (Clean) |
| Engine | 1395cc |
| Year | 2021 |
| First registered | |
| Area code | KN — Luton, Luton and Northampton |
| Age identifier | 21 — March 2021 to August 2021 |
More KN21 B plates
Browse all KN21 B registrations from Luton.
About KN21 BVU
What car is KN21 BVU?
KN21 BVU is a black Audi A3 S Line 40 Tfsi E S-A, hybrid electric (clean) (1395cc). First registered in Luton in 2021.
What is the mileage of KN21 BVU?
The last recorded mileage for KN21 BVU was 44,772 miles, recorded on 10 Oct 2025 during its most recent MOT test.
Has KN21 BVU passed its MOT?
KN21 BVU has had 4 MOT tests with a 75% pass rate (3 passes, 1 failure). It last passed on 10 Oct 2025.
Is KN21 BVU ULEZ compliant?
Based on its fuel type and registration year, KN21 BVU is likely ULEZ compliant. Electric — exempt. This is an estimate based on typical emission standards — confirm with TfL's ULEZ checker for a definitive answer.
How old is KN21 BVU?
KN21 BVU is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.