M111 vs OM606

Side-by-side reliability comparison

Higher reliability score
OM606 BEST 96/100
+20 points over M111
0 / 100
ACCEPTABLE M111 Mercedes-Benz
0 / 100
BEST OM606 Mercedes-Benz

Specifications

M111
OM606
Brand
Mercedes-Benz
Mercedes-Benz
Verdict
ACCEPTABLE
BEST
Reliability
76
96
Years
1992--2003
1993--2001
Displacement
2295 cc
2996 cc
Layout
I4
I6
Type
Petrol Na
Diesel
Power
122--193 hp
134--174 hp
Known Issues
2
2
Total Risk Cost
€1,000--€2,500
€280--€700

Character

M111

"W202/W210 4-cyl. Supercharged Kompressor versions. Simple, reliable. Head gasket is the main concern. Kompressor clutch can fail. Good parts availability."

OM606

"Legendary. 500k+ miles documented. Tunable to 500hp. One of most reliable engines ever."

Issues Comparison

M111 2

▲ HIGH
Head gasket failure €600--€1,500 100,000 km--200,000 km
● MODERATE
Kompressor clutch/bearing failure €400--€1,000 80,000 km--150,000 km

OM606 2

○ MINOR
Glow plug failure (only meaningful issue) €80--€200 80,000 km--∞
○ MINOR
Injection pump seal wear (age-related) €200--€500 200,000 km--∞

Models

M111 0

No models listed.

OM606 2

300D W124 1993--1997 Sedan E 300D W210 1995--2003 Sedan
Full M111 Report Full OM606 Report