Higher reliability score
M134 1.1 ACCEPTABLE 68/100
+13 points over OM660 0.8 CDI
0 / 100
ACCEPTABLE M134 1.1 Smart
0 / 100
CAUTION OM660 0.8 CDI Smart

Specifications

M134 1.1
OM660 0.8 CDI
Brand
Smart
Smart
Verdict
ACCEPTABLE
CAUTION
Reliability
68
55
Years
2004--2006
2000--2014
Displacement
1124 cc
799 cc
Layout
I3
I3
Type
Petrol Na
Diesel
Power
75 hp
41--54 hp
Known Issues
1
2
Total Risk Cost
€0--€0
€700--€2,000

Character

M134 1.1

"ForFour 454 (W454). Mitsubishi 3-cyl. Short production run. Simple. No known major issues — too few on road. Parts from Mitsubishi Colt."

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

M134 1.1 1

○ MINOR
No significant issues €0--€0 0 km--0 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

Full M134 1.1 Report Full OM660 0.8 CDI Report