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Triumph Daytona 675 r vs Triumph Unknown: reliability comparison

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

Triumph Daytona 675 r
91%
MOT pass rate · 137 vehicles
More reliable
Triumph Unknown
89%
MOT pass rate · 65,927 vehicles
Verdict: On MOT pass rate, the Triumph Daytona 675 r is the more reliable of the two — 91% pass first time versus 89%. It's one signal among several; check the full breakdown below.

Head to head

Measure Triumph Daytona 675 r Triumph Unknown
MOT pass rate 91% ✓ 89%
MOT failure rate 9% ✓ 11%
Faults & advisories per test 0.5 ✓ 0.6
Dangerous-fault share 0% ✓ 2%
Average mileage 11,713 mi 16,601 mi
Sample size (vehicles) 137 65,927

Most common faults

Triumph Daytona 675 r

  1. Front Tyre worn close to the legal limit (4.1.3(ii))
  2. Exhaust noisy (8.1.1 (a))
  3. Front Brake indicates slight fluctuation of brake effort (1.2.1 (e))
  4. Exhaust noisy (7.1.2)
  5. Rear Tyre worn close to the legal limit (4.1.3(ii))
  6. Front Tyre worn close to the legal limit (5.2.3 (e))

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 Daytona 675 r is the more reliable of the two — 91% pass first time versus 89%. It's one signal among several; check the full breakdown below.

Full Triumph Daytona 675 r 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.