M54 vs M57
Side-by-side reliability comparison
Higher reliability score
M54
BEST
93/100
+9 points over M57
0
/ 100
BEST
M54
BMW
0
/ 100
BUY
M57
BMW
Specifications
M54
M57
Brand
BMW
BMW
Verdict
BEST
BUY
Reliability
93
84
Years
2000--2006
1998--2012
Displacement
2979 cc
2993 cc
Layout
I6
I6
Type
Petrol Na
Diesel
Power
170--231 hp
184--286 hp
Known Issues
4
0
Total Risk Cost
€530--€1,250
€0--€0
Character
M54
"Peak old-school BMW. Raspy, high-revving, raw. The benchmark. 300k+ km routine."
M57
"Legendary diesel six. Powered E46 330d to E90 335d. Smooth, torquey, reliable. Swirl flaps and turbo actuator at high mileage."
Issues Comparison
M54 4
● MODERATE
Cooling plastics — water pump impeller critical
● MODERATE
DISA valve failure (intake manifold flap)
● MODERATE
Double VANOS oil seal wear
○ MINOR
Valve cover gasket oil leak
M57 0
No documented issues.