Infiniti Q45 Specs, MPG & Trims by Year
EPA fuel-economy and specification data for the Infiniti Q45, model years 1990–2006. The latest model year is shown first below.
Latest model year: 2006
- Body class
- Midsize Cars
- Drive
- Rear-Wheel Drive
- Engine
- 8-cyl, 4.5 L
- Fuel type
- Premium Gasoline
- Configurations
- 2
- Combined MPG
- 18 MPG
- Annual fuel cost
- $4,550
View the full 2006 Infiniti Q45 specs, MPG and trims
Across all 17 model years, EPA combined ratings span 15–18 MPG.
All model years
| Year | Body class | Combined | Configurations | Annual fuel cost |
|---|---|---|---|---|
| 2006 | Midsize Cars | 18 MPG | 2 | $4,550 |
| 2005 | Midsize Cars | 18 MPG | 1 | $4,550 |
| 2004 | Midsize Cars | 18 MPG | 1 | $4,550 |
| 2003 | Large Cars | 18 MPG | 1 | $4,550 |
| 2002 | Midsize Cars | 18 MPG | 1 | $4,550 |
| 2001 | Midsize Cars | 18 MPG | 1 | $4,550 |
| 2000 | Midsize Cars | 18 MPG | 1 | $4,550 |
| 1999 | Midsize Cars | 18 MPG | 1 | $4,550 |
| 1998 | Midsize Cars | 18 MPG | 1 | $4,550 |
| 1997 | Midsize Cars | 18 MPG | 1 | $4,550 |
| 1996 | Midsize Cars | 17 MPG | 1 | $4,850 |
| 1995 | Midsize Cars | 16–17 MPG | 2 | $4,850–$5,150 |
| 1994 | Midsize Cars | 16–17 MPG | 2 | $4,850–$5,150 |
| 1993 | Midsize Cars | 15–17 MPG | 2 | $4,850–$5,500 |
| 1992 | Midsize Cars | 15–17 MPG | 2 | $4,850–$5,500 |
| 1991 | Midsize Cars | 15–17 MPG | 2 | $4,850–$5,500 |
| 1990 | Midsize Cars | 17 MPG | 1 | $4,850 |