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 Smart Eq Forfour Exclusive Electric has had 2 MOT tests on record, passing every one. It has 23,148 miles on the clock, averaging 2,233 miles per year, well below the UK average of 7,400.
MOT & Mileage History for SL21 XKA
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
Low mileage| Latest reading | 23,148 miles |
| Reading date | |
| Miles last year | 2,305 |
| Average per year | 2,233 |
| Mileage consistency | Consistent |
Check SL21 XKA
- 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 2 tests on record
Explore more about the Smart Eq Forfour Exclusive
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Vehicle Details
| Registration | SL21 XKA |
| Make | Smart |
| Model | Eq Forfour Exclusive |
| Colour | Black |
| Fuel type | Electric |
| Year | 2021 |
| First registered | |
| Area code | SL — Edinburgh, Scotland |
| Age identifier | 21 — March 2021 to August 2021 |
More SL21 X plates
Browse all SL21 X registrations from Edinburgh.
About SL21 XKA
What car is SL21 XKA?
SL21 XKA is an black Smart Eq Forfour Exclusive, electric. First registered in Edinburgh in 2021.
What is the mileage of SL21 XKA?
The last recorded mileage for SL21 XKA was 23,148 miles, recorded on 27 Jan 2026 during its most recent MOT test.
Has SL21 XKA passed its MOT?
SL21 XKA has had 2 MOT tests with an 100% pass rate (2 passes, 0 failures). It last passed on 27 Jan 2026.
Is SL21 XKA ULEZ compliant?
Based on its fuel type and registration year, SL21 XKA 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 SL21 XKA?
SL21 XKA is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.