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Honda 250n vs Honda Unknown: reliability comparison

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

Honda 250n
83%
MOT pass rate · 66 vehicles
Honda Unknown
85%
MOT pass rate · 1,041,859 vehicles
More reliable
Verdict: On MOT pass rate, the Honda Unknown is the more reliable of the two — 85% pass first time versus 83%. It's one signal among several; check the full breakdown below.

Head to head

Measure Honda 250n Honda Unknown
MOT pass rate 83% 85% ✓
MOT failure rate 17% 15% ✓
Faults & advisories per test 0.8 ✓ 0.9
Dangerous-fault share 1% ✓ 3%
Average mileage 31,596 mi 25,474 mi
Sample size (vehicles) 66 1,041,859

Most common faults

Honda 250n

  1. Drive chain slightly loose (6.2.1d)
  2. Nearside Front shock absorber has light misting of stanchion (2.3.3)
  3. Rear wheel bearings have slight free play (2.4.A.2c)
  4. Drive chain worn but not considered excessive (6.2.1e)
  5. Front Tyre worn close to the legal limit (4.1.3(ii))
  6. Rear Drive chain sprocket slightly worn (6.2.1e)

Honda Unknown

  1. Exhaust noisy (8.1.1 (a))
  2. Rear Tyre worn close to the legal limit (5.2.3 (e))
  3. Chain guard missing
  4. Rear reflector missing (4.8.2 (a) (ii))
  5. Drive chain slightly loose (6.1.7 (c) (i))
  6. Front Brake binding but not excessively (1.2.1 (f))

Reliability FAQ

On MOT pass rate, the Honda Unknown is the more reliable of the two — 85% pass first time versus 83%. It's one signal among several; check the full breakdown below.

Full Honda 250n report Full Honda 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.