N57 vs B58
Side-by-side reliability comparison
Higher reliability score
B58
BEST
93/100
+15 points over N57
0
/ 100
BUY
N57
BMW
0
/ 100
BEST
B58
BMW
Specifications
N57
B58
Brand
BMW
BMW
Verdict
BUY
BEST
Reliability
78
93
Years
2008--2020
2015--present
Displacement
2993 cc
2998 cc
Layout
I6
I6
Type
Diesel
Petrol Turbo
Power
204--381 hp
326--387 hp
Known Issues
0
3
Total Risk Cost
€0--€0
€430--€1,000
Character
N57
"M57 successor. Single to tri-turbo variants. N57S/N57D30T1 = 381hp. Excellent cruiser. Turbo and EGR need attention."
B58
"Possibly BMWs best engine ever. Forged internals, insane tuning (600hp+). 300k+ km."
Issues Comparison
N57 0
No documented issues.
B58 3
● MODERATE
Coolant expansion tank / line failure — early units
○ MINOR
Plastic charge pipe crack
○ MINOR
Valve cover gasket oil leak