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Triumph 1500 vs Triumph Stagv8: reliability comparison

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

Triumph 1500
74%
MOT pass rate · 37,142 vehicles
Triumph Stagv8
74%
MOT pass rate · 1 vehicles
Verdict: On MOT pass rate the Triumph 1500 (74%) and Triumph Stagv8 (74%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Head to head

Measure Triumph 1500 Triumph Stagv8
MOT pass rate 74% 74%
MOT failure rate 26% 26%
Faults & advisories per test 2.3 0.7
Dangerous-fault share 0% 0%
Average mileage 58,068 mi 57,627 mi
Sample size (vehicles) 37,142 1

Most common faults

Triumph 1500

  1. Parking brake: efficiency below requirements (3.7.B.7)
  2. Windscreen washer provides insufficient washer liquid (8.2.3)
  3. Nearside Rear wheel bearing has slight play (2.6.2)
  4. Offside Rear wheel bearing has slight play (2.6.2)
  5. Brakes imbalanced across an axle (3.7.B.5b)
  6. Oil leak

Triumph Stagv8

  1. Horn not working (1.6.2a)
  2. Rear Registration plate lamp not working (1.1.C.1d)
  3. Nearside Front Front wheel bearing has slight play (2.5.A.3c)
  4. Front Windscreen washer provides insufficient washer liquid (8.2.3)
  5. Nearside Rear Trailing arm has excessive play in a pin/bush both (2.4.G.2)
  6. Nearside Rear rear brake binding (3.7.B.1)

Reliability FAQ

On MOT pass rate the Triumph 1500 (74%) and Triumph Stagv8 (74%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Triumph 1500 report Full Triumph Stagv8 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.