Skip to content

Triumph Tiger750 vs Triumph Unknown: reliability comparison

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

Triumph Tiger750
87%
MOT pass rate · 13 vehicles
Triumph Unknown
89%
MOT pass rate · 65,927 vehicles
Verdict: On MOT pass rate the Triumph Tiger750 (87%) and Triumph Unknown (89%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Head to head

Measure Triumph Tiger750 Triumph Unknown
MOT pass rate 87% 89% ✓
MOT failure rate 13% 11% ✓
Faults & advisories per test 0.4 ✓ 0.6
Dangerous-fault share 0% ✓ 2%
Average mileage 21,627 mi 16,601 mi
Sample size (vehicles) 13 65,927

Most common faults

Triumph Tiger750

  1. Rear Brake indicates slight fluctuation of brake effort (1.2.1 (e))
  2. Rear Tyre worn close to the legal limit (4.1.3(ii))
  3. Offside Front Shock absorber has a light misting of oil (5.3.2 (b))
  4. crack in one front wheel spindle securing block
  5. left hand fork gaitor split
  6. Front Wheel alignment slightly misaligned (2.4 (a))

Triumph Unknown

  1. Exhaust noisy (8.1.1 (a))
  2. Exhaust noisy (7.1.2)
  3. Front Roller brake test indicates slight fluctuation of brake effort (3.3.A1d)
  4. COVID-19 6 MONTH EXTENSION
  5. Rear Tyre worn close to the legal limit (5.2.3 (e))
  6. Steering headbearing has slight free play (2.2.2)

Reliability FAQ

On MOT pass rate the Triumph Tiger750 (87%) and Triumph Unknown (89%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Triumph Tiger750 report Full Triumph Unknown 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.