B57 vs M50
Side-by-side reliability comparison
Higher reliability score
M50
BEST
88/100
+8 points over B57
0
/ 100
BUY
B57
BMW
0
/ 100
BEST
M50
BMW
Specifications
B57
M50
Brand
BMW
BMW
Verdict
BUY
BEST
Reliability
80
88
Years
2016--present
1990--1996
Displacement
2993 cc
2494 cc
Layout
I6
I6
Type
Diesel
Petrol Na
Power
265--400 hp
150--192 hp
Known Issues
0
2
Total Risk Cost
€0--€0
€400--€1,100
Character
B57
"B47 big brother. Inline-6 diesel smoothness. Single to quad-turbo variants. Excellent highway torque. Chain front-mounted."
M50
"Cast iron block legend. One of BMW's most reliable ever. M50TU added single VANOS. Strong internals handle 300k+ km. Cooling plastics only weakness."
Issues Comparison
B57 0
No documented issues.
M50 2
▲ HIGH
Water pump plastic impeller failure
● MODERATE
VANOS unit wear (M50TU)