Infiniti M45

Photo of 2010 Infiniti M45

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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. 

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Other Infiniti M45 Model Years

Photo of 2009 Infiniti M45
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2009 Infiniti M45

Kelley Blue Book Retail Get Value
MPG City: 16 Highway: 21

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Photo of 2008 Infiniti M45
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2008 Infiniti M45

Kelley Blue Book Retail Get Value
MPG City: 16 Highway: 21
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Photo of 2007 Infiniti M45
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2007 Infiniti M45

Kelley Blue Book Retail $18,200–$19,550
MPG City: 17 Highway: 23
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Photo of 2006 Infiniti M45
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2006 Infiniti M45

Kelley Blue Book Retail $16,500–$17,900
MPG City: 17 Highway: 23
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Photo of 2004 Infiniti M45
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2004 Infiniti M45

Kelley Blue Book Retail $9,350
MPG City: 17 Highway: 23
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Photo of 2003 Infiniti M45
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2003 Infiniti M45

Kelley Blue Book Retail $7,375
MPG City: 17 Highway: 23
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