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Seat Alttea xl vs Seat Arona: reliability comparison

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

Seat Alttea xl
86%
MOT pass rate · 1 vehicles
Seat Arona
87%
MOT pass rate · 42,906 vehicles
Verdict: On MOT pass rate the Seat Alttea xl (86%) and Seat Arona (87%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Head to head

Measure Seat Alttea xl Seat Arona
MOT pass rate 86% 87% ✓
MOT failure rate 14% 13% ✓
Faults & advisories per test 0.9 ✓ 1.2
Dangerous-fault share 0% ✓ 6%
Average mileage 171,030 mi 43,681 mi
Sample size (vehicles) 1 42,906

Most common faults

Seat Alttea xl

  1. Integral body structure is corroded but structural rigidity is not significantly reduced (6.1.1 (c) (i))
  2. Nearside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i))
  3. Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))
  4. Rear Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))
  5. Nearside Rear Inner Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  6. Offside Front Service brake excessively binding (1.2.1 (f))

Seat Arona

  1. Offside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
  2. Nearside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
  3. Front Brake pad(s) wearing thin (1.1.13 (a) (ii))
  4. Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  5. Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  6. Rear Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

Reliability FAQ

On MOT pass rate the Seat Alttea xl (86%) and Seat Arona (87%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Seat Alttea xl report Full Seat Arona 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.