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2013 Infiniti M56x

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Rating6.9

Ranked #15 in 

Midsize Sedan
Write Review
$63,700
Starting Price 

Year

Nathan Dyer's image
Nathan Dyer 

Senior Editor,

Updated on November 3, 2023

ProsConsWhat's New

Strong performance and engaging handling

Stiff ride

Auto-dimming outside mirrors and a power soft-close trunk lid are now standard features

Updated tech and loaded with features

Unimpressive gas mileage

M Sport Package

Opulent and silent cabin

Specs & Features

$63,700

price

420 hp @ 6000 rpm

horsepower

417 lb.-ft. @ 4400 rpm

torque

7-Speed Shiftable Automatic

transmission

5.6L 8cyl AWD 7A

engine

-

basic warranty

Overview

Competing in the midsize sedan segment, the Infiniti M56x Sedan is a direct competitor to the Mercedes-Benz E 550 Sport Sedan and the BMW 550i xDrive Sedan. With a single trim level, the 2013 Infiniti M56x Sedan carries an MSRP of $63,700. It offers a 5.6L V8 engine and a 7-speed automatic transmission, producing 420 horsepower and 417 lb-ft of torque. Through this powertrain, the Infiniti M56x Sedan manages a 0-60 of 5.2 seconds and a combined fuel economy of 18 MPG. Check out the video below by "CARSCRAZYS" for a detailed walkaround and review of the 2013 M56x. 

Buying Advice

The 2013 Infiniti M56x Sedan is a sporty and luxurious sedan offered at an impressive price point. It is a standalone trim while there are some packages offered. We recommend getting the Technology package, which adds adaptive cruise control, lane departure warning and prevention, a blind-spot warning system, a forward collision warning system, and adaptive headlights

Trims

    Base
    $63,700 onwards
    • 18-inch silver aluminum Wheels
    • 1St row LCD monitor
    • A-Spec Sport Seats
    • Dual zone automatic front air conditioning
    • Front Fog/driving lights
    • Front passengers heated-cushion
    • Remote keyless entry
    • Seek-Scan Radio
    • Siriusxm AM/FM/Satellite
    • Sliding and tilting glass Sunroof

Compare to similar cars

6.9
2013 Infiniti M56x

Price

$63,700- $64,605

Engine

Gasoline

Rating

6.87

Horsepower

420 hp @ 6000 rpm

Torque

417 lb.-ft. @ 4400 rpm

Capacity

5

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7.9
2013 Acura TL

$35,905- $45,385

Gasoline

7.91

280 hp @ 6200 rpm

254 lb.-ft. @ 5000 rpm

5

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7.9
2013 Audi A7

$60,100- $66,150

Gasoline

7.9

310 hp @ 5500 rpm

325 lb.-ft. @ 2900 rpm

4

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8.1
2013 Audi A6

$42,200- $56,950

Gasoline

8.11

211 hp @ 4300 rpm

258 lb.-ft. @ 1500 rpm

5

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8.5
2013 BMW 5 Series

$47,800- $65,000

Gasoline

8.5

240 hp @ 5000 rpm

260 lb.-ft. @ 1250 rpm

5

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8.4
2013 Cadillac XTS

$44,075- $60,385

Gasoline

8.43

304 hp @ 6800 rpm

264 lb.-ft. @ 5200 rpm

5

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8.6
2013 Cadillac CTS

$38,905- $51,650

Gasoline

8.6

270 hp @ 7000 rpm

223 lb.-ft. @ 5700 rpm

5

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7.9
2013 Infiniti M56

$61,200- $63,700

Gasoline

7.86

420 hp @ 6000 rpm

417 lb.-ft. @ 4400 rpm

5

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7.6
2013 Infiniti M37x

$50,850- $51,755

Gasoline

7.57

330 hp @ 7000 rpm

270 lb.-ft. @ 5200 rpm

5

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8.5
2013 Infiniti M37

$48,700- $50,850

Gasoline

8.47

330 hp @ 7000 rpm

270 lb.-ft. @ 5200 rpm

5

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2013 Infiniti M56x vs competitor's 0-60

    Car Name
    0-60 MPH
    Quarter Mile
    Top Speed
    		SourceCompare
    		4.7 sec13.4 sec-
    		4.8 sec13.4 sec-
    		5.3 sec14.1 sec-
    2013 Audi A7

    Ranked #4

    		5.4 sec14.2 sec130 mph
    		5.4 sec14.0 sec-
    		5.6 sec14.3 sec-
    Read More

    2013 Infiniti M56x vs competitor's MPG

      Car Name
      MPG City
      MPG Highway
      MPG Combined
      Fuel Tank Capacity
      Range (C/H)
      		SourceCompare
      		16 mpg23 mpg18 mpg20 gal.320/460 mi.
      2013 Audi A6

      Ranked #1

      		25 mpg33 mpg28 mpg19.8 gal.495/653.4 mi.
      		24 mpg34 mpg28 mpg18.492 gal.425.5/629 mi.
      		22 mpg33 mpg26 mpg16.5 gal.363/544.5 mi.
      		21 mpg31 mpg24 mpg17.2 gal.361.2/533.2 mi.
      2013 Acura TL

      Ranked #4

      		20 mpg29 mpg23 mpg18.5 gal.370/536.5 mi.

      2013 Infiniti M56x vs competitor's dimensions

        Car Name
        Length
        Width
        Height
        Ground Clearance
        Wheelbase
        		SourceCompare
        		194.7 in.72.6 in.59.6 in.5.7 in.114.2 in.
        		204.1 in.75.9 in.61.6 in.8 in.112.9 in.
        		202 in.72.91 in.59.45 in.5 in.111.7 in.
        		200 in.73.8 in.58.1 in.5.1 in.116.9 in.
        2013 Audi A7

        Ranked #4

        		195.6 in.75.2 in.55.9 in.5 in.114.7 in.
        		195.3 in.73.9 in.57.5 in.4 in.114.5 in.

        2013 Infiniti M56x vs competitor's trunk space

          Car Name
          Trunk Capacity
          Passenger Volume
          Max Trunk Volume
          		SourceCompare
          		14.9 cu.ft.-14.9 cu.ft.
          2013 Audi A7

          Ranked #1

          		24.5 cu.ft.94 cu.ft.234.1 cu.ft.
          		14.9 cu.ft.103.6 cu.ft.14.9 cu.ft.
          		14.9 cu.ft.98 cu.ft.71 cu.ft.
          2013 Acura TL

          Ranked #4

          		13.1 cu.ft.98.2 cu.ft.13.1 cu.ft.
          		18.7 cu.ft.105.8 cu.ft.18.7 cu.ft.

          2013 Infiniti M56x vs competitor's cargo space

            Car Name
            Cargo Volume
            Cargo Volume w/ Seat Area
            Max Cargo Volume
            Bed Length
            		SourceCompare
            		27.1 cu.ft.14.9 cu.ft.14.9 cu.ft.60 ft.
            		50.4 cu.ft.18.7 cu.ft.18.7 cu.ft.-
            		18 cu.ft.18 cu.ft.18 cu.ft.-
            		14.3 cu.ft.14.3 cu.ft.14.3 cu.ft.72 ft.
            2013 Audi A6

            Ranked #5

            		4.2 cu.ft.14.1 cu.ft.4.2 cu.ft.-
            		29.9 cu.ft.18 cu.ft.29.9 cu.ft.-

            2013 Infiniti M56x vs competitor's towing capacity

              Car Name
              Towing Capacity
              Payload Capacity
              Weight
              		SourceCompare
              		-1039 lbs.4240 lbs.
              		3300 lbs.-3761 lbs.
              		1000 lbs.-4006 lbs.
              		1000 lbs.-3860 lbs.
              2013 Acura TL

              Ranked #3

              		-850 lbs.3726 lbs.
              		-1078 lbs.4059 lbs.

              Top Infiniti Cars

              2013 Infiniti M56

              Horsepower : 420 hp @ 6000 rpm

              MPG Combined : 19 mpg

              0-60 : 4.8 sec

              #1

              2013 Infiniti M56x

              Horsepower : 420 hp @ 6000 rpm

              MPG Combined : 18 mpg

              0-60 : 4.7 sec

              #2

              2013 Infiniti QX56

              Horsepower : 400 hp @ 5800 rpm

              MPG Combined : 16 mpg

              0-60 : 6.3 sec

              #3

              2013 Infiniti FX50

              Horsepower : 390 hp @ 6500 rpm

              MPG Combined : 16 mpg

              0-60 : 5.3 sec

              #4

              2013 Infiniti M35h Hybrid

              Horsepower : 360 hp

              MPG Combined : 29 mpg

              0-60 : 6.1 sec

              #5

              2013 Infiniti M37

              Horsepower : 330 hp @ 7000 rpm

              MPG Combined : 21 mpg

              0-60 : 5.6 sec

              #6

              2013 Infiniti M37x

              Horsepower : 330 hp @ 7000 rpm

              MPG Combined : 20 mpg

              0-60 : 5.3 sec

              #7

              2013 Infiniti G37

              Horsepower : 328 hp @ 7000 rpm

              MPG Combined : 22 mpg

              0-60 : 5.3 sec

              #8

              2013 Infiniti G37x

              Horsepower : 328 hp @ 7000 rpm

              MPG Combined : 20 mpg

              0-60 : 5.5 sec

              #9

              2013 Infiniti FX37

              Horsepower : 325 hp

              MPG Combined : 19 mpg

              0-60 : 5.7 sec

              #10
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