The Infiniti Q45 is a flagship luxury sedan that debuted in 1989, marking Infiniti's entry into the premium automotive segment. Across its generations, the Q45 evolved with advancements in technology, performance, and design while maintaining its focus on comfort and luxury. The model's dimensions changed subtly over time, reflecting both styling trends and engineering improvements. Today, the Infiniti Q45 remains a significant name in luxury sedans for offering a blend of performance, spaciousness, and elegance.
Discontinued Generations
2002 Infiniti Q45 III

1500 mm
L:5070 mm | W:1840 mm
Discontinued Model - Production: 2001-2006
- Model Year: 2002
Body Style: Sedan
- Length: 5070 mm199.6 in
- Width: 1840 mm72.4 in
- Height: 1500 mm59.1 in
- Trunk Capacity: 355 liter12.5 cu ft
1997 Infiniti Q45 II

1440 mm
L:5070 mm | W:1820 mm
Discontinued Model - Production: 1996-2001
- Model Year: 1997
Body Style: Sedan
- Length: 5070 mm199.6 in
- Width: 1820 mm71.7 in
- Height: 1440 mm56.7 in
- Trunk Capacity: 420 liter14.8 cu ft
1990 Infiniti Q45 I

1435 mm
L:5075 mm | W:1825 mm
Discontinued Model - Production: 1989-1996
- Model Year: 1990
Body Style: Sedan
- Length: 5075 mm199.8 in
- Width: 1825 mm71.9 in
- Height: 1435 mm56.5 in
- Trunk Capacity: 271 liter9.6 cu ft