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Seat Arona se technology lux tdi vs Seat Leon: reliability comparison

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

Seat Arona se technology lux tdi
95%
MOT pass rate · 270 vehicles
More reliable
Seat Leon
78%
MOT pass rate · 262,792 vehicles
Verdict: On MOT pass rate, the Seat Arona se technology lux tdi is the more reliable of the two — 95% pass first time versus 78%. It's one signal among several; check the full breakdown below.

Head to head

Measure Seat Arona se technology lux tdi Seat Leon
MOT pass rate 95% 78%
MOT failure rate 5% 22%
Faults & advisories per test 0.0 1.8
Dangerous-fault share 3%
Average mileage 57,150 mi 103,954 mi
Sample size (vehicles) 270 262,792

Most common faults

Seat Arona se technology lux tdi

No fault breakdown available.

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 Arona se technology lux tdi is the more reliable of the two — 95% pass first time versus 78%. It's one signal among several; check the full breakdown below.

Full Seat Arona se technology lux tdi 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.