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Ford Focus vs Ford Street ka: reliability comparison

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

Ford Focus
74%
MOT pass rate · 2,068,317 vehicles
Ford Street ka
63%
MOT pass rate · 6 vehicles
Verdict: On MOT pass rate the Ford Focus (74%) and Ford Street ka (63%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Head to head

Measure Ford Focus Ford Street ka
MOT pass rate 74% ✓ 63%
MOT failure rate 26% ✓ 37%
Faults & advisories per test 1.9 ✓ 2.2
Dangerous-fault share 2% ✓ 5%
Average mileage 107,385 mi 192,547 mi
Sample size (vehicles) 2,068,317 6

Most common faults

Ford Focus

  1. Nearside Front Tyre worn close to the legal limit (4.1.E.1)
  2. Offside Front Tyre worn close to the legal limit (4.1.E.1)
  3. Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
  4. Offside Rear Tyre worn close to the legal limit (4.1.E.1)
  5. Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  6. Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Ford Street ka

  1. Nearside Rear Road wheel with a slightly distorted bead rim (4.2.A.1a)
  2. Oil leak, but not excessive (8.4.1 (a) (i))
  3. Offside Rear Tyre worn close to the legal limit (4.1.E.1)
  4. Nearside Front Tyre tread depth below requirements of 1.6mm (4.1.E.1)
  5. Offside Front Road wheel with a slightly distorted bead rim (4.2.A.1a)
  6. Offside Front Brake hose slightly deteriorated (3.6.B.4d)

Reliability FAQ

On MOT pass rate the Ford Focus (74%) and Ford Street ka (63%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Ford Focus report Full Ford Street ka 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.