Sigma 1.4 vs Duratec 2.0

Side-by-side reliability comparison

Higher reliability score
Duratec 2.0 BEST 88/100
+12 points over Sigma 1.4
0 / 100
ACCEPTABLE Sigma 1.4 Ford
0 / 100
BEST Duratec 2.0 Ford

Specifications

Sigma 1.4
Duratec 2.0
Brand
Ford
Ford
Verdict
ACCEPTABLE
BEST
Reliability
76
88
Years
2001--2012
2001--2018
Displacement
1388 cc
1999 cc
Layout
I4
I4
Type
Petrol Na
Petrol Na
Power
75--96 hp
130--145 hp
Known Issues
1
2
Total Risk Cost
€50--€200
€550--€1,150

Character

Sigma 1.4

"Fiesta/Fusion. Same Sigma family as 1.25. Timing chain. Thermostat. Coil pack. Slightly more power than 1.25 for minimal cost increase. Reliable city car."

Duratec 2.0

"Focus/Mondeo/Mazda3 shared. Mazda MZR co-developed. Simple, proven, nearly bulletproof. 300k+ km. The reliable Ford."

Issues Comparison

Sigma 1.4 1

○ MINOR
Coil pack failure €50--€200 40,000 km--80,000 km

Duratec 2.0 2

○ MINOR
Coolant system maintenance (age) €150--€350 100,000 km--180,000 km
○ MINOR
Timing chain (long life, minor at high mileage) €400--€800 150,000 km--∞

Models

Sigma 1.4 3

Focus Mk1 (DAW) 1998--2004 Fiesta Mk6 (JD/JH) 2002--2008 Fiesta Mk7 (JA8) 2008--2012

Duratec 2.0 5

Mondeo Mk3 (B5Y) 2000--2007 Focus Mk1 (DAW) 1998--2004 Fiesta Mk6 (JD/JH) 2005--2008 Mondeo 2.0 Duratec B5Y 2000--2007 Sedan Mondeo 2.0 Duratec BA7 2007--2014 Sedan
Full Sigma 1.4 Report Full Duratec 2.0 Report