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Suzuki Gz 125 y vs Suzuki Unknown: reliability comparison

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

Suzuki Gz 125 y
75%
MOT pass rate · 134 vehicles
Suzuki Unknown
84%
MOT pass rate · 512,746 vehicles
More reliable
Verdict: On MOT pass rate, the Suzuki Unknown is the more reliable of the two — 84% pass first time versus 75%. It's one signal among several; check the full breakdown below.

Head to head

Measure Suzuki Gz 125 y Suzuki Unknown
MOT pass rate 75% 84% ✓
MOT failure rate 25% 16% ✓
Faults & advisories per test 1.2 0.8 ✓
Dangerous-fault share 1% ✓ 4%
Average mileage 23,262 mi 20,498 mi
Sample size (vehicles) 134 512,746

Most common faults

Suzuki Gz 125 y

  1. Rear Drive chain sprocket slightly worn (6.2.1e)
  2. Drive chain worn but not considered excessive (6.2.1e)
  3. Rear Tyre worn close to the legal limit (4.1.3(ii))
  4. Drive chain slightly loose (6.2.1d)
  5. Front Roller brake test indicates a binding brake (3.3.A1a)
  6. Front Brake pad(s) close to minimum limit (3.2.A1f(i))

Suzuki 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. Front Brake binding but not excessively (1.2.1 (f))
  6. Nearside Front Shock absorber has a light misting of oil (5.3.2 (b))

Reliability FAQ

On MOT pass rate, the Suzuki Unknown is the more reliable of the two — 84% pass first time versus 75%. It's one signal among several; check the full breakdown below.

Full Suzuki Gz 125 y report Full Suzuki 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.