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Seat Altea se cr tdi ecomotive vs Seat Leon: reliability comparison

MOT pass rates, common faults and mileage compared from real UK MOT data.

Seat Altea se cr tdi ecomotive
86%
MOT pass rate · 172 vehicles
More reliable
Seat Leon
78%
MOT pass rate · 262,792 vehicles
Verdict: On MOT pass rate, the Seat Altea se cr tdi ecomotive is the more reliable of the two — 86% pass first time versus 78%. It's one signal among several; check the full breakdown below.

Head to head

Measure Seat Altea se cr tdi ecomotive Seat Leon
MOT pass rate 86% 78%
MOT failure rate 14% 22%
Faults & advisories per test 0.0 1.8
Dangerous-fault share 0% 3%
Average mileage 127,620 mi 103,954 mi
Sample size (vehicles) 172 262,792

Most common faults

Seat Altea se cr tdi ecomotive

  1. Nearside Front Tyre worn close to the legal limit (4.1.E.1)
  2. Offside Front Tyre worn close to the legal limit (4.1.E.1)
  3. Engine covers fitted obscuring some components in the engine bay
  4. Under-trays fitted obscuring some underside components

Seat Leon

  1. Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  2. Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  3. Nearside Front Tyre worn close to the legal limit (4.1.E.1)
  4. Offside Front Tyre worn close to the legal limit (4.1.E.1)
  5. Nearside Front Shock absorbers has light misting of oil (5.3.2 (b))
  6. Nearside Rear Tyre worn close to the legal limit (4.1.E.1)

Reliability FAQ

On MOT pass rate, the Seat Altea se cr tdi ecomotive is the more reliable of the two — 86% pass first time versus 78%. It's one signal among several; check the full breakdown below.

Full Seat Altea se cr tdi ecomotive report Full Seat Leon report Most reliable cars

Pass rates are computed over completed (pass/fail) MOT tests. Reliability also depends on age, mileage and upkeep — see each model's page for the full picture.