QR20/QR25 vs VQ37VHR
Side-by-side reliability comparison
Higher reliability score
VQ37VHR
BUY
82/100
+10 points over QR20/QR25
0
/ 100
ACCEPTABLE
QR20/QR25
Nissan
0
/ 100
BUY
VQ37VHR
Nissan
Specifications
QR20/QR25
VQ37VHR
Brand
Nissan
Nissan
Verdict
ACCEPTABLE
BUY
Reliability
72
82
Years
2000--2013
2008--2020
Displacement
2488 cc
3696 cc
Layout
I4
V6
Type
Petrol Na
Petrol Na
Power
140--180 hp
328--336 hp
Known Issues
1
0
Total Risk Cost
€500--€2,000
€0--€0
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."
VQ37VHR
"370Z/G37/Q60. VVEL variable valve. Smooth, rev-happy. Oil gallery gasket is known issue. Otherwise strong."
Issues Comparison
QR20/QR25 1
▲ HIGH
Pre-cat disintegration
VQ37VHR 0
No documented issues.
Models
QR20/QR25 0
No models listed.