A28NET 2.8T V6 vs 2.0 CDTi (A20DTH)

Side-by-side reliability comparison

Higher reliability score
2.0 CDTi (A20DTH) ACCEPTABLE 76/100
+14 points over A28NET 2.8T V6
0 / 100
CAUTION A28NET 2.8T V6 Opel
0 / 100
ACCEPTABLE 2.0 CDTi (A20DTH) Opel

Specifications

A28NET 2.8T V6
2.0 CDTi (A20DTH)
Brand
Opel
Opel
Verdict
CAUTION
ACCEPTABLE
Reliability
62
76
Years
2008--2017
2008--2018
Displacement
2792 cc
1956 cc
Layout
V6
I4
Type
Petrol Turbo
Diesel
Power
325 hp
160--195 hp
Known Issues
2
0
Total Risk Cost
€2,300--€6,000
€0--€0

Character

A28NET 2.8T V6

"Insignia OPC. Same GM HFV6 turbo as Saab 2.8T. Timing chain stretch notorious (chain at rear of engine). Turbo failure. Oil consumption. Expensive to maintain. Great power but fragile long-term."

2.0 CDTi (A20DTH)

"Insignia/Zafira. Strong torque. Reliable for GM diesel. DMF wear. Good highway."

Issues Comparison

A28NET 2.8T V6 2

◆ CRITICAL
Timing chain stretch (rear) €1,500--€4,000 80,000 km--150,000 km
▲ HIGH
Turbo failure €800--€2,000 80,000 km--150,000 km

2.0 CDTi (A20DTH) 0

No documented issues.

Models

A28NET 2.8T V6 1

Insignia A 2009--2017

2.0 CDTi (A20DTH) 11

Zafira Tourer C 2012--2019 Astra J 2009--2015 Insignia A 2008--2017 Insignia A 2008--2017 Insignia A 2012--2017 Insignia B 2017--2022 Grandland P1UO 2017--2021 Vectra C 2004--2008 Astra H 2004--2010 Zafira B 2005--2014 Vectra C 2004--2008
Full A28NET 2.8T V6 Report Full 2.0 CDTi (A20DTH) Report