QR20/QR25 vs VR38DETT
Side-by-side reliability comparison
Higher reliability score
VR38DETT
BUY
78/100
+6 points over QR20/QR25
0
/ 100
ACCEPTABLE
QR20/QR25
Nissan
0
/ 100
BUY
VR38DETT
Nissan
Specifications
QR20/QR25
VR38DETT
Brand
Nissan
Nissan
Verdict
ACCEPTABLE
BUY
Reliability
72
78
Years
2000--2013
2007--2024
Displacement
2488 cc
3799 cc
Layout
I4
V6
Type
Petrol Na
Petrol Turbo
Power
140--180 hp
485--600 hp
Known Issues
1
1
Total Risk Cost
€500--€2,000
€2,000--€8,000
Character
QR20/QR25
"X-Trail/Primera/Altima. Chain driven. Pre-cat failure can damage engine (ceramic enters cylinders). Timing chain stretch at very high mileage. Butterfly valve in intake. Generally reliable."
VR38DETT
"GT-R R35. Hand-built V6. Incredibly strong internals. Transmission (GR6) is the weak link not engine. Oil changes critical. 800hp+ builds on stock engine common."
Issues Comparison
QR20/QR25 1
▲ HIGH
Pre-cat disintegration
VR38DETT 1
▲ HIGH
GR6 transmission (not engine)