Infiniti M45 Reviews, MPG, MSRP, Compare Model Years | Cars.com

Infiniti M45

Photo of 2010 Infiniti M45

MPG City: 14 ; Highway: 20

Infiniti's midsize sport sedan comes in M35 and M45 versions, denoting the 3.5-liter V-6 and 4.5-liter V-8, respectively, that power them. The car comes in rear- and all-wheel-drive variants, the latter called M35x and M45x. This report covers the M45 and M45x; the M35 and M35x are listed separately in Cars.com's Research section. Competitors include the Lexus GS, BMW 5 Series and Mercedes-Benz E-Class. 

Research the M45

Side-by-Side Comparison

Other Infiniti M45 Model Years

Photo of 2009 Infiniti M45
Used

2009 Infiniti M45

Asking Price Range $9,564–$20,736
MPG City: 16 Highway: 21

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Photo of 2008 Infiniti M45
Used

2008 Infiniti M45

Asking Price Range $10,346–$20,810
MPG City: 16 Highway: 21
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Photo of 2007 Infiniti M45
Used

2007 Infiniti M45

Asking Price Range $6,418–$18,234
MPG City: 17 Highway: 23
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Photo of 2006 Infiniti M45
Used

2006 Infiniti M45

Asking Price Range $4,682–$17,910
MPG City: 17 Highway: 23
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Photo of 2005 Infiniti M45
Used

2005 Infiniti M45

Asking Price Range Get Value

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Photo of 2004 Infiniti M45
Used

2004 Infiniti M45

Asking Price Range $3,243–$10,007
MPG City: 17 Highway: 23
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Photo of 2003 Infiniti M45
Used

2003 Infiniti M45

Asking Price Range $2,083–$9,559
MPG City: 17 Highway: 23
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