Higher reliability score
N52 BEST 90/100
+25 points over S63
0 / 100
CAUTION S63 BMW
0 / 100
BEST N52 BMW

Specifications

S63
N52
Brand
BMW
BMW
Verdict
CAUTION
BEST
Reliability
65
90
Years
2011--present
2004--2015
Displacement
4395 cc
2996 cc
Layout
V8
I6
Type
Petrol Turbo
Petrol Na
Power
560--625 hp
190--272 hp
Known Issues
2
3
Total Risk Cost
€2,000--€6,500
€250--€900

Character

S63

"F10/F90 M5 engine. Hot-V turbo layout. More reliable than N63 base engine due to stronger internals. Rod bearing concern on early units. Oil consumption. Expensive maintenance but less catastrophic than N63."

N52

"Last great NA six. Lighter (magnesium block), smoother, higher-revving than M54. 250k+ km."

Issues Comparison

S63 2

▲ HIGH
Rod bearing concern (early units) €2,000--€6,000 80,000 km--150,000 km
● MODERATE
Oil consumption €0--€500 40,000 km--100,000 km

N52 3

● MODERATE
Coolant expansion tank / hose failure €100--€300 80,000 km--150,000 km
● MODERATE
VANOS solenoid / oil feed failure €150--€400 80,000 km--160,000 km
○ MINOR
Hydraulic lifter tick on cold start €0--€200 60,000 km--∞

Models

Full S63 Report Full N52 Report