1.6 SIDI Turbo A16XHT/A16SHT/B16SHT (MGE) vs 2.0 CDTi (A20DTH)
Side-by-side reliability comparison
Higher reliability score
2.0 CDTi (A20DTH)
ACCEPTABLE
76/100
+2 points over 1.6 SIDI Turbo A16XHT/A16SHT/B16SHT (MGE)
0
/ 100
ACCEPTABLE
1.6 SIDI Turbo A16XHT/A16SHT/B16SHT (MGE)
Opel
0
/ 100
ACCEPTABLE
2.0 CDTi (A20DTH)
Opel
Specifications
1.6 SIDI Turbo A16XHT/A16SHT/B16SHT (MGE)
2.0 CDTi (A20DTH)
Brand
Opel
Opel
Verdict
ACCEPTABLE
ACCEPTABLE
Reliability
74
76
Years
2013--2024
2008--2018
Displacement
1598 cc
1956 cc
Layout
I4
I4
Type
Petrol Turbo
Diesel
Power
170--200 hp
160--195 hp
Known Issues
1
0
Total Risk Cost
€0--€0
€0--€0
Character
1.6 SIDI Turbo A16XHT/A16SHT/B16SHT (MGE)
"GM Medium Gasoline Engine: direct injection, chain-driven, 170 PS (A16XHT) or 200 PS (A16SHT/B16SHT) in Astra J/K, Insignia A/B, Cascada, Zafira Tourer. German used-car guides list no known engine problems; watch intake carbon and oil consumption, and avoid high-mileage automatics. Evidence base is still thin."
2.0 CDTi (A20DTH)
"Insignia/Zafira. Strong torque. Reliable for GM diesel. DMF wear. Good highway."
Issues Comparison
1.6 SIDI Turbo A16XHT/A16SHT/B16SHT (MGE) 1
● MODERATE
Intake-valve and injector carbon build-up (direct injection)
2.0 CDTi (A20DTH) 0
No documented issues.