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Honda St vs Honda Unknown: reliability comparison

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

Honda St
92%
MOT pass rate · 441 vehicles
More reliable
Honda Unknown
85%
MOT pass rate · 1,041,859 vehicles
Verdict: On MOT pass rate, the Honda St is the more reliable of the two — 92% pass first time versus 85%. It's one signal among several; check the full breakdown below.

Head to head

Measure Honda St Honda Unknown
MOT pass rate 92% ✓ 85%
MOT failure rate 8% ✓ 15%
Faults & advisories per test 0.5 ✓ 0.9
Dangerous-fault share 4% 3% ✓
Average mileage 25,609 mi 25,474 mi
Sample size (vehicles) 441 1,041,859

Most common faults

Honda St

  1. Rear Tyre worn close to the legal limit (5.2.3 (e))
  2. Front Tyre worn close to the legal limit (5.2.3 (e))
  3. Rear Brake pad(s) close to minimum limit (1.1.13 (a))
  4. Front Brake binding but not excessively (1.2.1 (f))
  5. Front Brake pad(s) close to minimum limit (1.1.13 (a))
  6. Steering headbearing slightly stiff or notchy (2.2.2 (f) (i))

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 St is the more reliable of the two — 92% pass first time versus 85%. It's one signal among several; check the full breakdown below.

Full Honda St 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.