Theta II 2.4 GDI (G4KJ) vs U/U2 1.6 CRDi (D4FB)

Side-by-side reliability comparison

Higher reliability score
U/U2 1.6 CRDi (D4FB) BUY 80/100
+55 points over Theta II 2.4 GDI (G4KJ)
0 / 100
AVOID Theta II 2.4 GDI (G4KJ) Hyundai/Kia
0 / 100
BUY U/U2 1.6 CRDi (D4FB) Hyundai/Kia

Specifications

Theta II 2.4 GDI (G4KJ)
U/U2 1.6 CRDi (D4FB)
Brand
Hyundai/Kia
Hyundai/Kia
Verdict
AVOID
BUY
Reliability
25
80
Years
2009--2020
2008--2020
Displacement
2359 cc
1582 cc
Layout
I4
I4
Type
Petrol Na
Diesel
Power
188--201 hp
110--136 hp
Known Issues
2
2
Total Risk Cost
€5,000--€20,000
€700--€1,900

Character

Theta II 2.4 GDI (G4KJ)

"MASSIVE recall. Rod bearing failure, engine seizure, fire risk. Multiple class-actions. Worst modern engine disaster."

U/U2 1.6 CRDi (D4FB)

"Proven diesel. 300k+ km possible. EGR/DPF need highway use. Good for commuters."

Issues Comparison

Theta II 2.4 GDI (G4KJ) 2

◆ CRITICAL
Rod bearing failure — class-action, fire risk €5,000--€20,000 50,000 km--150,000 km
◆ CRITICAL
Recall compliance — verify before purchase €0--€0 0 km--∞

U/U2 1.6 CRDi (D4FB) 2

▲ HIGH
DPF blockage — city use €400--€1,200 60,000 km--120,000 km
● MODERATE
EGR valve fouling €300--€700 80,000 km--150,000 km

Models

Theta II 2.4 GDI (G4KJ) 2

Santa Fe 2.4 GDI DM 2012--2018 SUV Sorento 2.4 GDI UM 2014--2020 SUV

U/U2 1.6 CRDi (D4FB) 50

Getz TB 2003--2011 i20 PB 2008--2014 i20 GB 2014--2018 Rio UB 2011--2017 Picanto SA 2004--2011 i30 FD 2007--2012 Ceed ED 2007--2012 Sportage JE/KM 2004--2010 Santa Fe SM 2001--2006 Tucson JM 2004--2010 Sportage KM 2004--2008 Cerato LD 2004--2009 Tucson JM 2004--2010 Sportage JE/KM 2004--2010 Santa Fe SM 2003--2006 Sportage KM 2008--2010 Cerato TD 2009--2013 i30 PD 2017--present Cerato TD 2009--2013 Ceed CD 2018--present Ceed CD 2018--present Ceed ED 2007--2012 Ceed ED 2007--2012 i30 PD 2017--present Ceed JD 2012--2018 Venga YN 2010--2019 Ceed ED 2007--2012 Soul AM 2009--2013 XCeed CD 2019--present i30 FD 2007--2012 Ceed JD 2012--2018 Stonic YB 2017--present i30 FD 2007--2012 i30 GD 2012--2017 Cerato LD 2005--2009 XCeed CD 2019--present Ceed JD 2012--2018 i30 GD 2012--2017 i20 PB 2008--2014 Soul PS 2014--2019 i20 GB 2014--2020 Ceed JD 2012--2018 i30 GD 2012--2017 i20 PB 2008--2014 Rio YB 2017--2021 Venga YN 2010--2019 Rio UB 2011--2017 Kona 1.6 CRDi OS 2018--2023 SUV Sportage 1.6 CRDi QL 2015--2021 SUV Tucson 1.6 CRDi TL 2015--2020 SUV
Full Theta II 2.4 GDI (G4KJ) Report Full U/U2 1.6 CRDi (D4FB) Report