M160/M160E vs OM660 0.8 CDI

Side-by-side reliability comparison

Higher reliability score
OM660 0.8 CDI CAUTION 55/100
+15 points over M160/M160E
0 / 100
AVOID M160/M160E Smart
0 / 100
CAUTION OM660 0.8 CDI Smart

Specifications

M160/M160E
OM660 0.8 CDI
Brand
Smart
Smart
Verdict
AVOID
CAUTION
Reliability
40
55
Years
1998--2007
2000--2014
Displacement
599 cc
799 cc
Layout
I3
I3
Type
Petrol Turbo
Diesel
Power
45--61 hp
41--54 hp
Known Issues
5
2
Total Risk Cost
€2,200--€5,700
€700--€2,000

Character

M160/M160E

"Original Smart engine. Tiny, turbocharged, temperamental. Clutch actuator = wallet killer. Fun when it works."

OM660 0.8 CDI

"ForTwo 450/451. Smallest production diesel. Turbo failure on 54hp version. DPF on 451. EGR. Quirky but fragile. Specialist Smart workshops only."

Issues Comparison

M160/M160E 5

◆ CRITICAL
Clutch actuator failure €500--€1,200 30,000 km--80,000 km
◆ CRITICAL
Head gasket failure €500--€1,200 60,000 km--120,000 km
▲ HIGH
Overheating (rear-mount cooling) €300--€1,000 40,000 km--90,000 km
▲ HIGH
Turbo failure €600--€1,500 50,000 km--100,000 km
● MODERATE
ECU / immobilizer fault €300--€800 60,000 km--130,000 km

OM660 0.8 CDI 2

▲ HIGH
DPF (451 model) €300--€1,000 40,000 km--80,000 km
▲ HIGH
Turbo failure (54hp CDI) €400--€1,000 60,000 km--120,000 km

Models

M160/M160E 5

ForTwo W450 1998--2007 ForTwo W450 1998--2004 ForTwo W450 2003--2007 ForTwo W450 2003--2007 Roadster W452 2003--2006 Convertible

OM660 0.8 CDI 2

ForTwo W451 2007--2014 ForTwo W450 2000--2007
Full M160/M160E Report Full OM660 0.8 CDI Report