H4B (SCe 1.0) vs M160/M160E
Side-by-side reliability comparison
Higher reliability score
H4B (SCe 1.0)
ACCEPTABLE
72/100
+32 points over M160/M160E
0
/ 100
ACCEPTABLE
H4B (SCe 1.0)
Smart
0
/ 100
AVOID
M160/M160E
Smart
Specifications
H4B (SCe 1.0)
M160/M160E
Brand
Smart
Smart
Verdict
ACCEPTABLE
AVOID
Reliability
72
40
Years
2014--present
1998--2007
Displacement
999 cc
599 cc
Layout
I3
I3
Type
Petrol Na
Petrol Turbo
Power
71 hp
45--61 hp
Known Issues
3
5
Total Risk Cost
€450--€1,150
€2,200--€5,700
Character
H4B (SCe 1.0)
"Renault H4B in a Smart box. Slow but honest. Simple 3-cyl, no turbo drama. Perfect city runabout."
M160/M160E
"Original Smart engine. Tiny, turbocharged, temperamental. Clutch actuator = wallet killer. Fun when it works."
Issues Comparison
H4B (SCe 1.0) 3
● MODERATE
Thermostat failure
○ MINOR
Ignition coil failure
○ MINOR
Engine mount vibration
M160/M160E 5
◆ CRITICAL
Clutch actuator failure
◆ CRITICAL
Head gasket failure
▲ HIGH
Overheating (rear-mount cooling)
▲ HIGH
Turbo failure
● MODERATE
ECU / immobilizer fault