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 Mazda 3 Petrol 1998cc has had 3 MOT tests on record, passing every one. It has 64,028 miles on the clock, averaging 11,879 miles per year, above the UK average of 7,400.
MOT & Mileage History for SL21 NMU
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failures recorded
Average miles/year
Gaps in MOT history
Mileage Analysis
Above average| Latest reading | 64,028 miles |
| Reading date | |
| Miles last year | 12,745 |
| Average per year | 11,879 |
| Mileage consistency | Consistent |
Check SL21 NMU
- Write-off & insurance claims Experian
- Outstanding finance check Experian
- Stolen vehicle check Experian
- Ownership changes Experian
- Mileage discrepancy alerts
- Plate & colour change history
- Franchised dealer records
- Independent garage visits
- Service interval analysis
- Warranty work logged
Full MOT Test History 3 tests on record
Similar cars to consider
Buyers comparing the Mazda 3 often also look at these models. Check their MOT history and reliability before deciding:
Explore more about the Mazda 3
Thinking about buying this car? These resources will help you make an informed decision.
Vehicle Details
| Registration | SL21 NMU |
| Make | Mazda |
| Model | 3 |
| Colour | Red |
| Fuel type | Petrol |
| Engine | 1998cc |
| Year | 2021 |
| First registered | |
| Area code | SL — Edinburgh, Scotland |
| Age identifier | 21 — March 2021 to August 2021 |
More SL21 N plates
Browse all SL21 N registrations from Edinburgh.
About SL21 NMU
What car is SL21 NMU?
SL21 NMU is an red Mazda 3, petrol (1998cc). First registered in Edinburgh in 2021.
What is the mileage of SL21 NMU?
The last recorded mileage for SL21 NMU was 64,028 miles, recorded on 15 May 2026 during its most recent MOT test.
Has SL21 NMU passed its MOT?
SL21 NMU has had 3 MOT tests with an 100% pass rate (3 passes, 0 failures). It last passed on 15 May 2026.
Is SL21 NMU ULEZ compliant?
Based on its fuel type and registration year, SL21 NMU 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 SL21 NMU?
SL21 NMU is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.