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Alfa romeo 105 spider vs Alfa romeo Giulietta: reliability comparison

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

Alfa romeo 105 spider
86%
MOT pass rate · 1 vehicles
Alfa romeo Giulietta
78%
MOT pass rate · 37,784 vehicles
Verdict: On MOT pass rate the Alfa romeo 105 spider (86%) and Alfa romeo Giulietta (78%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Head to head

Measure Alfa romeo 105 spider Alfa romeo Giulietta
MOT pass rate 86% ✓ 78%
MOT failure rate 14% ✓ 22%
Faults & advisories per test 1.3 ✓ 1.7
Dangerous-fault share 0% ✓ 5%
Average mileage 13,633 mi 94,927 mi
Sample size (vehicles) 1 37,784

Most common faults

Alfa romeo 105 spider

  1. Nearside Inner Front Track rod end ball joint has slight play (2.2.B.1f)
  2. Horn not working (1.6.2a)
  3. Nearside Headlamp aim too low (1.8)
  4. Nearside Stop lamp not working (1.2.1b)
  5. Nearside Windscreen wiper does not clear the windscreen effectively (8.2.2)
  6. Offside Stop lamp not working (1.2.1b)

Alfa romeo Giulietta

  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 Rear Coil spring corroded (5.3.1 (b) (i))
  4. Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  5. Nearside Rear Coil spring corroded (5.3.1 (b) (i))
  6. Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Reliability FAQ

On MOT pass rate the Alfa romeo 105 spider (86%) and Alfa romeo Giulietta (78%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Alfa romeo 105 spider report Full Alfa romeo Giulietta 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.