OM648 vs OM606

Side-by-side reliability comparison

Higher reliability score
OM606 BEST 96/100
+6 points over OM648
0 / 100
BEST OM648 Mercedes-Benz
0 / 100
BEST OM606 Mercedes-Benz

Specifications

OM648
OM606
Brand
Mercedes-Benz
Mercedes-Benz
Verdict
BEST
BEST
Reliability
90
96
Years
2002--2006
1993--2001
Displacement
3222 cc
2996 cc
Layout
I6
I6
Type
Diesel
Diesel
Power
204 hp
134--174 hp
Known Issues
2
2
Total Risk Cost
€450--€1,100
€280--€700

Character

OM648

"Modern OM606 successor. Excellent highway cruiser. Strong torque."

OM606

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

Issues Comparison

OM648 2

● MODERATE
EGR valve fouling (city use) €300--€700 80,000 km--160,000 km
○ MINOR
Glow plugs + injector seals €150--€400 80,000 km--160,000 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

OM648 6

E-Class W210 1999--2002 C-Class W203 2001--2005 E-Class W210 1999--2002 S-Class W220 1999--2002 S-Class W220 2002--2005 E 320 CDI W211 2002--2009 Sedan

OM606 2

300D W124 1993--1997 Sedan E 300D W210 1995--2003 Sedan
Full OM648 Report Full OM606 Report