2009 Infiniti M45
18MPG
Combined
1
Trim
Updated February 27, 2026
The 2009 Infiniti M45 is a Full-Size Sedan that delivers 18 combined MPG. Here’s everything you need to know about this vehicle, from fuel economy to safety ratings.
2009 Infiniti M45 Specifications
| Spec | Value |
|---|---|
| Combined MPG | 18 combined MPG |
| City MPG | 16 |
| Highway MPG | 21 |
| Body Style | Full-Size Sedan |
| Fuel Type | Premium |
| Drive | RWD |
| Available Trims | 1 |
Annual Fuel Cost
Based on EPA estimates, the 2009 Infiniti M45 costs approximately $3,250 per year in fuel. This assumes 15,000 miles driven annually and current fuel prices.
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Other Model Years
- 2010 Infiniti M45
- 2009 (this page)
- 2008 Infiniti M45
- 2007 Infiniti M45
- 2006 Infiniti M45
- 2004 Infiniti M45
- 2003 Infiniti M45
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