Z19DTH vs 1.6 CDTi (B16DTH)
Side-by-side reliability comparison
Higher reliability score
1.6 CDTi (B16DTH)
ACCEPTABLE
74/100
+4 points over Z19DTH
0
/ 100
ACCEPTABLE
Z19DTH
Opel
0
/ 100
ACCEPTABLE
1.6 CDTi (B16DTH)
Opel
Specifications
Z19DTH
1.6 CDTi (B16DTH)
Brand
Opel
Opel
Verdict
ACCEPTABLE
ACCEPTABLE
Reliability
70
74
Years
2004--2014
2014--2020
Displacement
1910 cc
1598 cc
Layout
I4
I4
Type
Diesel
Diesel
Power
120--150 hp
136--160 hp
Known Issues
2
0
Total Risk Cost
€700--€1,700
€0--€0
Character
Z19DTH
"Astra H/Zafira B. Fiat 1.9 JTD-based engine. Dual-mass flywheel. Swirl flap concerns. EGR valve. DPF on later models. Popular and well-understood. Decent parts support."
1.6 CDTi (B16DTH)
"Astra K/Insignia B. Good diesel. DPF care needed. Fuel pump concerns at high mileage."
Issues Comparison
Z19DTH 2
▲ HIGH
Dual-mass flywheel failure
● MODERATE
EGR valve fouling
1.6 CDTi (B16DTH) 0
No documented issues.