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Bmw 520 vs Bmw Gtl: reliability comparison

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

Bmw 520
78%
MOT pass rate · 156,398 vehicles
Bmw Gtl
86%
MOT pass rate · 1 vehicles
Verdict: On MOT pass rate the Bmw 520 (78%) and Bmw Gtl (86%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Head to head

Measure Bmw 520 Bmw Gtl
MOT pass rate 78% 86% ✓
MOT failure rate 22% 14% ✓
Faults & advisories per test 1.6 0.2 ✓
Dangerous-fault share 3% 0% ✓
Average mileage 134,460 mi 34,288 mi
Sample size (vehicles) 156,398 1

Most common faults

Bmw 520

  1. Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
  2. Offside Rear Tyre worn close to the legal limit (4.1.E.1)
  3. Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  4. Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  5. Under-trays fitted obscuring some underside components
  6. Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Bmw Gtl

  1. Front and rear tyres slightly out of shape.
  2. Rear shock absorber seal failed and leaking oil (2.4.A.1c)
  3. Rear Tyre is unsuitable INCORRECT SIZE FITTED TO BIKE (TYRE STRETCHED)160 FITTED (5.2.3 (a))

Reliability FAQ

On MOT pass rate the Bmw 520 (78%) and Bmw Gtl (86%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Bmw 520 report Full Bmw Gtl 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.