M272 vs OM648

Side-by-side reliability comparison

Higher reliability score
OM648 BEST 90/100
+40 points over M272
0 / 100
CAUTION M272 Mercedes-Benz
0 / 100
BEST OM648 Mercedes-Benz

Specifications

M272
OM648
Brand
Mercedes-Benz
Mercedes-Benz
Verdict
CAUTION
BEST
Reliability
50
90
Years
2004--2012
2002--2006
Displacement
3498 cc
3222 cc
Layout
V6
I6
Type
Petrol Na
Diesel
Power
231--292 hp
204 hp
Known Issues
3
2
Total Risk Cost
€2,150--€5,500
€450--€1,100

Character

M272

"Smooth V6. Early models: balance shaft defect (class-action). Post-2008: better."

OM648

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

Issues Comparison

M272 3

◆ CRITICAL
Balance shaft sprocket wear — class-action €1,500--€4,000 60,000 km--150,000 km
● MODERATE
Intake manifold swirl flaps failure €400--€900 80,000 km--150,000 km
○ MINOR
Spark plugs + ignition coils €250--€600 80,000 km--150,000 km

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

Models

M272 13

C-Class W203 2005--2007 E-Class W211 2005--2009 SLK R171 2005--2008 CLK W209 2005--2009 CLK W209 2005--2009 C-Class W204 2007--2011 S-Class W221 2005--2013 E-Class W211 2005--2009 SLK R171 2004--2011 SL R230 2006--2011 CLK 350 C209 2005--2009 Coupe E 350 W212 2009--2016 Sedan ML 350 W164 2005--2011 SUV

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
Full M272 Report Full OM648 Report