Bmw 520 vs Bmw R 1150 gs adventur: 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 R 1150 gs adventur
100%
MOT pass rate · 3 vehicles
Verdict: On MOT pass rate the Bmw 520 (78%) and Bmw R 1150 gs adventur (100%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Bmw 520 | Bmw R 1150 gs adventur |
|---|---|---|
| MOT pass rate | 78% | 100% ✓ |
| MOT failure rate | 22% | 0% ✓ |
| Faults & advisories per test | 1.6 | 0.1 ✓ |
| Dangerous-fault share | 3% | 0% ✓ |
| Average mileage | 134,460 mi | 17,387 mi |
| Sample size (vehicles) | 156,398 | 3 |
Most common faults
Bmw 520
- Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
- Offside Rear Tyre worn close to the legal limit (4.1.E.1)
- Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Under-trays fitted obscuring some underside components
- Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
Bmw R 1150 gs adventur
- the no plate may fail the mot in the future
- Front Roller brake test indicates slight fluctuation of brake effort (3.3.A1d)
- slight play rear drive unit
Reliability FAQ
On MOT pass rate the Bmw 520 (78%) and Bmw R 1150 gs adventur (100%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Bmw 520 report Full Bmw R 1150 gs adventur 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.