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UK observations: 2023 · Cohort year: 2018. This historical band is not a current-year estimate. Cars have aged since 2023; repeated tests may count the same vehicle more than once.

Low, 10th pct
38,460km
23,898 mi
Typical, median
66,739km
41,470 mi
High, 90th pct
109,855km
68,261 mi

Based on N = 23,871 UK MOT odometer readings. DVSA anonymised MOT test results 2023 (UK headline band), Open Government Licence v3.0. Aggregate generated: .

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look right?

Put the seller’s mileage in context before you take the next step.

  • Compare against the same model year
  • See the low, median and high range
  • Know when to investigate further

UK observations: 2023. This historical band is not a current-year estimate. Cars have aged since 2023; repeated tests may count the same vehicle more than once.

Where does this car sit?

Enter the odometer reading from a listing to see where it falls for the 2018 Seat Leon.

Enter kilometres, for example 120000.

A low reading is a reason to investigate, not proof of a rollback.

Want to check a specific car instead of the model average? Check its VIN to see decoded details and any available vehicle-specific mileage records. The result shows gaps when records are missing.

CO2 and consumption (EU type approval)

EU type-approval figures for the 2018 Seat Leon, by fuel. Consumption is a test-cycle figure and understates real world use, so treat any running-cost estimate as a floor.

Petrol
134.8g/km CO2
5.64 l/100km (WLTP)
Diesel
123.8g/km CO2
4.69 l/100km (WLTP)
CNG
147.3g/km CO2
no data (WLTP)

Source: European Environment Agency, type approval, EEA standard re-use policy (attribution). Registration weighted mean per fuel.

EU recall signals for the Seat Leon

Model-level recall activity from EU market registers. Counts are advisory and are shown per source, never added together. Not specific to this car.

Recall snapshot generated: 2026-09-23. Historical snapshot, not a live recall check. Confirm current applicability and repair status with the manufacturer.

EU Safety Gate: 14 campaigns KBA (DE): 32 campaigns RDW NL open recalls: 19.7% of fleet

RDW NL open recalls: 19.7% · Seat Leon · . Recalls apply to production windows, not model years alone. See the full per source breakdown, with dates and the reported risk, on the Seat Leon recalls page.

UK MOT reliability, proxy for ex-UK imports

UK MOT fleet, proxy data for ex-UK imports (ADR 0007). This is UK data, shown here only because the model also carries an EU signal above.

Of 21,199 initial (first-attempt) class 4 MOT tests for 2018 Seat Leon cars in 2023, 13.2% failed. That is higher than the 11.6% median for cars of the same age in this fleet. (Difference: 1.6 percentage points)

Source: DVSA anonymised MOT test results 2023, Open Government Licence v3.0. A UK fleet proxy, not a per-car result. Many imports to the Baltics are ex-UK, so the UK failure pattern is a useful, honestly labelled prior. It is not a substitute for an inspection.

Buying this model? Check the car’s VIN before you commit.

What this is, and what it is not

These figures show an aggregate distribution for many 2018 Seat Leon cars, computed from UK DVSA MOT odometer readings as a fleet proxy. The MOT dataset is anonymised and contains no VIN or personal data.

It is not a per-VIN history. It cannot tell you the mileage of one specific car or whether a particular odometer was wound back. Use it as a sanity check: a reading far below the typical band for the age is a clue worth investigating, not proof of anything on its own.

For one car, check its VIN to see decoded details and any available odometer records, including a Dutch RDW verdict when you add a number plate. For exactly how this band is computed and every source behind it, see the data methodology.

How to check an individual mileage history · Vehicle-check coverage · 2023 odometer data analysis

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