B57 vs N52
Side-by-side reliability comparison
Higher reliability score
N52
BEST
90/100
+10 points over B57
0
/ 100
BUY
B57
BMW
0
/ 100
BEST
N52
BMW
Specifications
B57
N52
Brand
BMW
BMW
Verdict
BUY
BEST
Reliability
80
90
Years
2016--present
2004--2015
Displacement
2993 cc
2996 cc
Layout
I6
I6
Type
Diesel
Petrol Na
Power
265--400 hp
190--272 hp
Known Issues
0
3
Total Risk Cost
€0--€0
€250--€900
Character
B57
"B47 big brother. Inline-6 diesel smoothness. Single to quad-turbo variants. Excellent highway torque. Chain front-mounted."
N52
"Last great NA six. Lighter (magnesium block), smoother, higher-revving than M54. 250k+ km."
Issues Comparison
B57 0
No documented issues.
N52 3
● MODERATE
Coolant expansion tank / hose failure
● MODERATE
VANOS solenoid / oil feed failure
○ MINOR
Hydraulic lifter tick on cold start