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Honda Sh 125 ad-e vs Honda Unknown: reliability comparison

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

Honda Sh 125 ad-e
82%
MOT pass rate · 384 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 82%. It's one signal among several; check the full breakdown below.

Head to head

Measure Honda Sh 125 ad-e Honda Unknown
MOT pass rate 82% 85% ✓
MOT failure rate 18% 15% ✓
Faults & advisories per test 0.7 ✓ 0.9
Dangerous-fault share 8% 3% ✓
Average mileage 59,764 mi 25,474 mi
Sample size (vehicles) 384 1,041,859

Most common faults

Honda Sh 125 ad-e

  1. Rear Brake pad(s) close to minimum limit (1.1.13 (a))
  2. Front Brake disc worn, but not excessively (1.1.14 (a) (i))
  3. Rear Tyre worn close to the legal limit (5.2.3 (e))
  4. Rear Brake disc worn, but not excessively (1.1.14 (a) (i))
  5. Registration plate lamp does not illuminate simultaneously with the position lamp(s) (4.7.2 (a))
  6. Rear Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

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 82%. It's one signal among several; check the full breakdown below.

Full Honda Sh 125 ad-e 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.