N47 vs M50/M52
Side-by-side reliability comparison
Higher reliability score
M50/M52
BEST
95/100
+60 points over N47
0
/ 100
AVOID
N47
BMW
0
/ 100
BEST
M50/M52
BMW
Specifications
N47
M50/M52
Brand
BMW
BMW
Verdict
AVOID
BEST
Reliability
35
95
Years
2007--2014
1990--2000
Displacement
1995 cc
2494 cc
Layout
I4
I6
Type
Diesel
Petrol Na
Power
116--218 hp
150--170 hp
Known Issues
2
3
Total Risk Cost
€3,000--€7,200
€330--€850
Character
N47
"Rear-mounted timing chain = catastrophic failure risk. Notorious. Replaced by B47."
M50/M52
"Smooth, linear, bulletproof. Classic BMW feel. Simple maintenance. Cheap parts."
Issues Comparison
N47 2
◆ CRITICAL
Rear-mounted timing chain — catastrophic failure
▲ HIGH
EGR valve failure + DPF blockage
M50/M52 3
● MODERATE
Cooling system plastics (tank, housing, impeller)
○ MINOR
VANOS oil seal wear (M52 only)
○ MINOR
Valve cover / oil pan gasket leaks
Models
N47 48
3 Series
5 Series
1 Series
3 Series
1 Series
3 Series
3 Series
3 Series
5 Series
Clubman
Countryman
Countryman
Cooper
Mini
Countryman
Cooper
Mini
Countryman
Clubman
Paceman
3 Series
3 Series
X3
X1
1 Series
5 Series
3 Series
3 Series
5 Series
1 Series
3 Series
X3
4 Series
X1
5 Series
3 Series
1 Series
1 Series
1 Series
1 Series
1 Series
X1
5 Series
1 Series
3 Series
220d
320d Touring
420d Gran Coupe