Smartstream 2.5 NA (G4KM) vs G6DH 3.5 V6

Side-by-side reliability comparison

Higher reliability score
G6DH 3.5 V6 ACCEPTABLE 75/100
+15 points over Smartstream 2.5 NA (G4KM)
0 / 100
CAUTION Smartstream 2.5 NA (G4KM) Hyundai/Kia
0 / 100
ACCEPTABLE G6DH 3.5 V6 Hyundai/Kia

Specifications

Smartstream 2.5 NA (G4KM)
G6DH 3.5 V6
Brand
Hyundai/Kia
Hyundai/Kia
Verdict
CAUTION
ACCEPTABLE
Reliability
60
75
Years
2019--present
2020--present
Displacement
2497 cc
3470 cc
Layout
I4
V6
Type
Petrol Na
Petrol Na
Power
191--194 hp
272--300 hp
Known Issues
1
1
Total Risk Cost
€0--€2,000
€0--€0

Character

Smartstream 2.5 NA (G4KM)

"Theta III. Oil consumption concerns + piston ring issues reported. Early recall in Korea. Watch carefully."

G6DH 3.5 V6

"Genesis G80/GV70. Latest Lambda V6. NA or twin-turbo (3.5T). Chain driven. Too new for long-term data. No known pattern failures. Refined luxury V6."

Issues Comparison

Smartstream 2.5 NA (G4KM) 1

● MODERATE
Oil consumption concern (some units) €0--€2,000 40,000 km--100,000 km

G6DH 3.5 V6 1

○ MINOR
Too new for pattern failures €0--€0 0 km--0 km

Models

Smartstream 2.5 NA (G4KM) 3

Stinger CK 2017--2023 Santa Fe 2.5 GDI MX5 2020--2024 SUV i30 N 2.0 T-GDI PD 2017--2024 Hatchback

G6DH 3.5 V6 1

Carnival KA4 2021--present
Full Smartstream 2.5 NA (G4KM) Report Full G6DH 3.5 V6 Report