BMW N47
vs M47
N47 38–40/100 · M47 80/100
On our scores the BMW M47 is the safer buy: 80/100 against 38–40/100 for the BMW N47.
Same car, either engine
The E90 was sold with both.
38/100
16 confirmed issues
Best-known problemHigh-pressure fuel pump failure · from 115k km · €800–2,000
80/100
6 confirmed issues
Best-known problemSwirl flap failure · from 140k km · €1,500–4,500
Version by version
BMW N47
40/100
19 confirmed issues
Best-known problemHigh-pressure fuel pump failure · from 115k km · €800–2,000
40/100
15 confirmed issues
Best-known problemHigh-pressure fuel pump failure · from 115k km · €800–2,000
40/100
15 confirmed issues
Best-known problemHigh-pressure fuel pump failure · from 115k km · €800–2,000
38/100
16 confirmed issues
Best-known problemHigh-pressure fuel pump failure · from 115k km · €800–2,000
38/100
15 confirmed issues
Best-known problemHigh-pressure fuel pump failure · from 115k km · €800–2,000
BMW M47
80/100
6 confirmed issues
Best-known problemSwirl flap failure · from 140k km · €1,500–4,500
The problems they share
Reported on both
- High-pressure fuel pump failure
- DPF clogging / regeneration failure
- EGR valve / swirl flap clogging
- Glow plug failure
Only on the BMW N47
- Timing chain stretch / guide wear
- Piston ringland failure
- Oil pump wear / sludge buildup
- Dual-clutch / automatic transmission failure
- Excessive oil consumption
- Head gasket failure
- Dual-mass flywheel / clutch wear
- Water pump failure
- Rod bearing failure
- Intercooler failure or leak
- Oil leak from seals or gaskets
- Fuel injector failure
- Thermostat / temperature sensor failure
- Wastegate / boost actuator failure
- Engine sensor failure
- Variable valve timing solenoid/actuator failure
Only on the BMW M47
- Swirl flap failure
- ECU fault or wiring issue