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Suzuki Sm 50 vs Suzuki Unknown: reliability comparison

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

Suzuki Sm 50
33%
MOT pass rate · 1 vehicles
Suzuki Unknown
84%
MOT pass rate · 512,746 vehicles
Verdict: On MOT pass rate the Suzuki Sm 50 (33%) and Suzuki Unknown (84%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Head to head

Measure Suzuki Sm 50 Suzuki Unknown
MOT pass rate 33% 84% ✓
MOT failure rate 67% 16% ✓
Faults & advisories per test 3.3 0.8 ✓
Dangerous-fault share 0% ✓ 4%
Average mileage 17,187 mi 20,498 mi
Sample size (vehicles) 1 512,746

Most common faults

Suzuki Sm 50

  1. Rear Footrest missing (6.2.1a)
  2. Front Headlamp aim too high when the centre of the headlamp is above 850mm from the ground (1.6.3)
  3. Front Stop lamp does not illuminate immediately a brake applies (1.3.1a)
  4. Nearside Handlebar handgrip not secure to handlebars. (2.1.1c)
  5. Offside Front Direction indicator not working (1.5.1c)
  6. Rear Rear reflector on motorcycle missing (1.4.1)

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 Sm 50 (33%) and Suzuki Unknown (84%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Suzuki Sm 50 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.