INFINITI G37 vs INFINITI M56 Compare price, expert/user reviews, mpg, engines, safety, cargo capacity and other specs at a glance.

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User Ranking Drivers and owners ranked these cars in 9 categories.

Used Car Pricing Used listing price comparison and analysis.

2013 INFINITI G37
Convertible RWD
CarGurus Instant Market Value
$19,238
32 listings nationwide
3 GREAT deals
10 GOOD deals

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2013 INFINITI M56
RWD
CarGurus Instant Market Value
$61,200
1 vehicle

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Expert Reviews Reviews from CarGurus experts.

2013 INFINITI G37
Convertible RWD
Michael Perkins Preview:

Not much is new for the G37 in 2013, as Infiniti continues to parse down the trim lineup. Available as a coupe, sedan or hardtop convertible, the G37 aims at that tiniest of targets—th...

2013 INFINITI M56
RWD
Patricia Mayo Preview:

Moving into 2013, Infiniti's highest tier of its flagship midsize M sedan benefits from the same updates as its small-block brothers while gaining some new inclusions to option packs t...

User Reviews Reviews from CarGurus users who have driven or owned the car.

2013 INFINITI G37
Convertible RWD
writes:
Great car
Family Car Ranked 2015 BMW X5 xDrive50i AWD better.
"BMW assist"
Value Ranked 2015 BMW X5 xDrive50i AWD worse.
"Leather seat s"
120
writes:
This car manages to balance simple elegance as well as an ample amount of raw power, which belies its unassumi...
20
writes:
Put together well, pleanty of power and trans speed shifts
Front Seats Ranked 2014 Nissan Maxima S worse.
"Leather and heated"
Family Car Ranked 2014 Nissan Maxima S worse.
"comfort and Leather easier maintance"
2013 INFINITI M56
RWD
No User Reviews

Specs

2013 INFINITI G37
Convertible RWD
2013 INFINITI M56
RWD
Powertrain 7-Speed Automatic 7-Speed Automatic
Drivetrain
RWD
RWD
Fuel Economy, City
17 MPG
16 MPG
Fuel Economy, Highway
25 MPG
24 MPG
Fuel Tank Volume 20 gal 20 gal
Engine
Fuel Type
Gasoline
Gasoline
Power
325 hp @ 7,000 RPM
420 hp @ 6,000 RPM
Torque
267 lb-ft @ 5,200 RPM
417 lb-ft @ 4,400 RPM
Cylinders
6 cylinders
8 cylinders
Compression Ratio
11:1
11.5:1
Displacement
3,700 cc
5,600 cc
Bore x Stroke
3.76 in x 3.39 in
3.86 in x 3.62 in
Safety
ABS Brakes Standard Standard
Driver Airbag Standard Standard
Passenger Airbag Standard Standard
Front Side Airbags Standard Standard
Curtain Airbags Standard Standard
NHTSA Crash Test Results
Overall -- 4 stars
Front Crash Overall -- 4 stars
Front Crash Driver -- 5 stars
Front Crash Passenger -- 4 stars
Side Crash Overall -- 5 stars
Side Barrier Driver -- 5 stars
Side Barrier Passenger -- 5 stars
Side Pole Driver -- 5 stars
Rollover -- 5 stars
Comfort and Convenience
Sunroof/Moonroof -- Standard
Air Conditioning Standard Standard
CD Player Standard Standard
CD Changer Standard --
Radio Standard Standard
Power Windows Standard Standard
Power Door Locks Standard Standard
Driver Power Seats Standard Standard
Passenger Power Seats Standard Standard
Interior
Maximum Seating 4 seats 5 seats
Front Legroom 43.9 in 44 in
Back Legroom 27.2 in 36.2 in
Payload and Towing
Cargo Volume 10.3 cu ft 14.9 cu ft
Maximum Payload 996 lbs 1,111 lbs
Exterior
Length 183.3 in 194.7 in
Width 72.9 in 72.6 in
Height 55 in 59.1 in
Wheelbase 112.2 in 114.2 in

Available Options

2013 INFINITI G37
Convertible RWD

Exterior Colors

  • Black Obsidian
  • Graphite Shadow
  • LAPIS Blue
  • Liquid Platinum
  • Malbec Black
  • Moonlight White
  • Pacific Sky
  • Vibrant Red

Option Packages

  • [A92] Rear Wind Deflector
  • [H01] Technology PKG
  • [P01] Premium PKG
  • [R01] Sport PKG
  • [U01] Navigation PKG
  • [W01] Performance Tire & Wheel PKG
  • [W92] Bright Wheels
  • [X01] Interior Accent PKG
2013 INFINITI M56
RWD

Exterior Colors

  • Black Obsidian
  • Liquid Platinum
  • Malbec Black
  • Moonlight White
  • Platinum Graphite
  • Storm Front Grey

Option Packages

  • [H01] Technology PKG
  • [K01] Deluxe Touring PKG
  • [R01] Sport PKG
  • [R93] Aerodynamic Kit
  • [W01] Performance Tire & Wheel PKG

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