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Austin 20hp vs Austin Montego l: reliability comparison

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

Austin 20hp
100%
MOT pass rate · 2 vehicles
Austin Montego l
69%
MOT pass rate · 153,789 vehicles
Verdict: On MOT pass rate the Austin 20hp (100%) and Austin Montego l (69%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Head to head

Measure Austin 20hp Austin Montego l
MOT pass rate 100% ✓ 69%
MOT failure rate 0% ✓ 31%
Faults & advisories per test 0.3 ✓ 2.0
Dangerous-fault share 0% 0%
Average mileage 14,560 mi 87,961 mi
Sample size (vehicles) 2 153,789

Most common faults

Austin 20hp

  1. Nearside Front Track rod end ball joint has slight play (2.2.B.1f)
  2. slight corroion front wing panels
  3. Stub axle has slight vertical movement between stub axle and axle beam (2.5.A.1a)
  4. no speedometer cable fitted
  5. Nearside rear tyre side walls cracked
  6. Nearside rear tyre inner sidewall cracked slightly

Austin Montego l

  1. Oil leak
  2. Offside Rear Suspension component mounting prescribed area is excessively corroded (2.4.A.3)
  3. Exhaust emissions carbon monoxide content excessive (7.3.B.1a)
  4. Nearside Rear Suspension component mounting prescribed area is excessively corroded (2.4.A.3)
  5. Parking brake: efficiency below requirements (3.7.B.7)
  6. oil leak

Reliability FAQ

On MOT pass rate the Austin 20hp (100%) and Austin Montego l (69%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Austin 20hp report Full Austin Montego l 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.