Compare Sony a7S II vs Sony a9 vs Canon EOS-1D X Mark II

Sony a7S II (Alpha 7S II) Full-Frame Mirrorless Camera (2015)

Sony a9 (Alpha 9) Full-Frame Mirrorless Camera (2017)

Canon EOS-1D X Mark II Full-Frame DSLR Camera (2016)

Sony | Cameras

Canon | Cameras

Connectivity

Ports

HDMI + Headphone + Microphone + Remote Control + USB 2.0

HDMI + Headphone + Microphone + Remote Control + USB 3.0

Wireless Connectivity

802.11b/g/n with NFC

802.11b/g/n + NFC + Bluetooth

requires WFT-E8

Construction

Form Factor

Mirrorless camera

DSLR camera

Image Size

Full frame (35.6 x 23.8 mm)

Full frame (36 x 24 mm)

Lens Mount

Sony E-mount

Canon EF-mount

Microphone

Stereo

Mono

Sensor | Resolution

12 MP (4240 x 2832)

24 MP (6000 x 4000)

20 MP (5472 x 3648)

Sensor | Type

CMOS

Stacked CMOS

CMOS

Speakers

Mono

Dimensions

Size | Depth

60 mm / 2.36 in

63 mm / 2.48 in

83 mm / 3.27 in

Size | Height

96 mm / 3.78 in

168 mm / 6.61 in

Size | Width

127 mm / 5.00 in

158 mm / 6.22 in

Weight

627 g / 22.16 oz

673 g / 23.78 oz

1530 g / 54.06 oz

Display

Display Diagonal

3 inch

3.2 inch

Display Type

Tilting TFT-LCD

Tilting TFT LCD

Fixed TFT LCD

Resolution

1,228,800 dots

1,440,000 dots

1,620,000 dots

Viewfinder | Coverage

100%

Viewfinder | Magnification

0.78x

0.76x

Viewfinder | Resolution

2,359,296 dots

3,686,400 dots

Viewfinder | Type

Electronic

Optical (pentaprism)

Function

AE Bracketing

±5 (3, 5 frames at 1/3 EV, 1/2 EV, 2/3 EV, 1 EV, 2 EV steps)

±6 (3, 5 frames at 1/3 EV, 1/2 EV, 2/3 EV, 1 EV, 2 EV steps)

±3 (3 frames at 1/3 EV, 1/2 EV steps)

Autofocus

169 focus points

693 focus points

61 focus points

Crop Factor

1.0

Exposure Compensation

±5 (at 1/3 EV, 1/2 EV steps)

Exposure Mode

Auto / Aperture Priority / Shutter Priority / Manual

GPS

Yes

ISO Range

100 ~ 102400 (expands to 50 ~ 409600)

ISO 100 ~ 51200 (expands to 50 ~ 204800)

100 ~ 51200 (expands to 50 ~ 409600)

Image Stabilization

5-axis

Intervalometer

Processor

Bionz X

BIONZ X

Dual DIGIC 6+

Touch Screen

Yes

Video Codecs

MPEG-4, AVCHD, XAVC S

MPEG-4, AVCHD, H.264

MPEG-4, H.264, Motion JPEG

Weather Resistance

Yes

Performance

Battery Life

370 shots

650 shots

1210 shots

Max Burst Rate

5.0 fps

20.0 fps

16.0 fps

Shutter Speed

1/32000 s (electronic) / 1/8000 s (mechanical) ~ 30 s

Storage

SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo

Dual SD/SDHC/SDXC slots (One of which UHS-II compatible)

CompactFlash + CFast 2.0

Production

Battery

NP-FW50 lithium-ion battery and charger

NP-FZ100

LP-E19 lithium-ion battery & charger

Debut

2015-09-11

2017-04-19

2016-02-02

Model Name

ILCE-7SM2

ILCE-9

Reviews

Neofiliac score

51%

74%

66%

Pros

Rather compact
Weather-sealed
Great low-light capability

Long battery life
Extraordinary 20.0 fps burst rate
Rather compact
Weather-sealed
Supports both WiFi and Bluetooth

Exceptional battery life
Built-in GPS functionality
High 16.0 fps burst rate
Weather-sealed
Superb autofocus
Excellent ergonomics

Cons

Menu not touch-enabled
Very low 5.0 fps burst rate
Very low 12 MP resolution
Viewfinder with low 0.78x magnification
Low resolution EVF
Lacks intervalometer for timelapse

Viewfinder with low 0.78x magnification

Very large in size
Very heavy
Low 20 MP resolution
Viewfinder with low 0.76x magnification

Price

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