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Citroen C4 vs Citroen C5 aircross cseries ed ptc ssa: reliability comparison

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

Citroen C4
72%
MOT pass rate · 236,872 vehicles
Citroen C5 aircross cseries ed ptc ssa
89%
MOT pass rate · 802 vehicles
More reliable
Verdict: On MOT pass rate, the Citroen C5 aircross cseries ed ptc ssa is the more reliable of the two — 89% pass first time versus 72%. It's one signal among several; check the full breakdown below.

Head to head

Measure Citroen C4 Citroen C5 aircross cseries ed ptc ssa
MOT pass rate 72% 89% ✓
MOT failure rate 28% 11% ✓
Faults & advisories per test 2.0 1.0 ✓
Dangerous-fault share 3% ✓ 7%
Average mileage 100,675 mi 22,564 mi
Sample size (vehicles) 236,872 802

Most common faults

Citroen C4

  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. Offside Front Tyre worn close to the legal limit (4.1.E.1)
  4. Nearside Front Tyre worn close to the legal limit (4.1.E.1)
  5. Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
  6. Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Citroen C5 aircross cseries ed ptc ssa

  1. Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  2. Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  3. Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  4. Offside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
  5. Offside Front Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
  6. Nearside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))

Reliability FAQ

On MOT pass rate, the Citroen C5 aircross cseries ed ptc ssa is the more reliable of the two — 89% pass first time versus 72%. It's one signal among several; check the full breakdown below.

Full Citroen C4 report Full Citroen C5 aircross cseries ed ptc ssa 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.