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Toyota Aygo vs Toyota Bb open deck: reliability comparison

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

Toyota Aygo
81%
MOT pass rate · 285,772 vehicles
Toyota Bb open deck
77%
MOT pass rate · 6 vehicles
Verdict: On MOT pass rate the Toyota Aygo (81%) and Toyota Bb open deck (77%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Head to head

Measure Toyota Aygo Toyota Bb open deck
MOT pass rate 81% ✓ 77%
MOT failure rate 19% ✓ 23%
Faults & advisories per test 1.7 1.4 ✓
Dangerous-fault share 3% 0% ✓
Average mileage 60,869 mi 114,563 mi
Sample size (vehicles) 285,772 6

Most common faults

Toyota Aygo

  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. Offside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
  4. Nearside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
  5. Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))
  6. Front Brake pad(s) wearing thin (1.1.13 (a) (ii))

Toyota Bb open deck

  1. Rear fog lamp slightly discoloured (1.3.2e)
  2. Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  3. Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  4. Nearside Front Position lamp not working (4.2.1 (a) (ii))
  5. Offside and Nearside rear axle bushes starting to split
  6. Rear Tyre slightly damaged/cracking or perishing both tyres (5.2.3 (d) (ii))

Reliability FAQ

On MOT pass rate the Toyota Aygo (81%) and Toyota Bb open deck (77%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Toyota Aygo report Full Toyota Bb open deck 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.