N13 vs B58
Side-by-side reliability comparison
Higher reliability score
B58
BEST
93/100
+38 points over N13
0
/ 100
CAUTION
N13
BMW
0
/ 100
BEST
B58
BMW
Specifications
N13
B58
Brand
BMW
BMW
Verdict
CAUTION
BEST
Reliability
55
93
Years
2011--2015
2015--present
Displacement
1598 cc
2998 cc
Layout
I4
I6
Type
Petrol Turbo
Petrol Turbo
Power
136--170 hp
326--387 hp
Known Issues
3
3
Total Risk Cost
€1,900--€4,300
€430--€1,000
Character
N13
"Prince engine (BMW/PSA). Timing chain issues. Adequate power but questionable long-term."
B58
"Possibly BMWs best engine ever. Forged internals, insane tuning (600hp+). 300k+ km."
Issues Comparison
N13 3
◆ CRITICAL
Timing chain + tensioner — notorious from 50k miles
▲ HIGH
Turbo oil feed line blockage
● MODERATE
Carbon buildup on intake valves
B58 3
● MODERATE
Coolant expansion tank / line failure — early units
○ MINOR
Plastic charge pipe crack
○ MINOR
Valve cover gasket oil leak