Austin Montego l vs Austin Super deluxe: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Austin Montego l
69%
MOT pass rate · 153,789 vehicles
Austin Super deluxe
78%
MOT pass rate · 1 vehicles
Verdict: On MOT pass rate the Austin Montego l (69%) and Austin Super deluxe (78%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Austin Montego l | Austin Super deluxe |
|---|---|---|
| MOT pass rate | 69% | 78% ✓ |
| MOT failure rate | 31% | 22% ✓ |
| Faults & advisories per test | 2.0 | 0.3 ✓ |
| Dangerous-fault share | 0% | 0% |
| Average mileage | 87,961 mi | 41,310 mi |
| Sample size (vehicles) | 153,789 | 1 |
Most common faults
Austin Montego l
- Oil leak
- Offside Rear Suspension component mounting prescribed area is excessively corroded (2.4.A.3)
- Exhaust emissions carbon monoxide content excessive (7.3.B.1a)
- Nearside Rear Suspension component mounting prescribed area is excessively corroded (2.4.A.3)
- Parking brake: efficiency below requirements (3.7.B.7)
- oil leak
Austin Super deluxe
- Nearside Front suspension has slight play in a lower suspension ball joint (2.5.B.1a)
- Offside Front Subframe mounting prescribed area is corroded but not considered excessive (2.4.A.3)
- Rear Fuel hose leaking (7.2.3)
- Nearside Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt (2.2.C.1c)
Reliability FAQ
On MOT pass rate the Austin Montego l (69%) and Austin Super deluxe (78%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Austin Montego l report Full Austin Super deluxe 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.