Sony a57 vs Canon EOS 1D X

This is a full comparison between the cameras Sony a57 and Canon EOS 1D X. We compare them by looking at the categories you see below.

Manufacturing

Sony a57 is manufacturered by Sony but Canon EOS 1D X is from Canon. Both Sony and Canon are well known brands though.

Type of camera

Sensors / crop factor

These cameras have different sensors. Sony a57 has a "Sony APS-C"-sensor while Canon EOS 1D X has a "Canon Full Frame"-sensor, and their difference in sensors will also affect the crop factor and experience focal length. See the table below.

** Experienced focal length when using a lens such as a common "50mm f/1.8"

Learn more about crop factor and focal length multiplier here:
Camera selection can affect the focal length (Sony)
Camera selection can affect the focal length (Canon)

Resolution

Sony a57 has a 16 MP (Megapixels) resolution while Canon EOS 1D X has 18,1 MP. If we break down this in more detail this is the data behind the numbers:

Canon EOS 1D X has a 12 % larger resolution than Sony a57. This could give you more details in the picture but also a possibility to crop more in the pictures, afterward while editing the pictures, if needed that is.

ISO range

Canon EOS 1D X has a larger ISO-range than Sony a57. Canon EOS 1D X has an ISO range that stretches from 100 to 51200 while Sony a57 has 100 to 16000.

Autofocus and lens compatibility

Both of these cameras have a built-in autofocus motor. Some lenses, that support autofocus, do not have an autofocus motor of their own but this won't cause any problems with these two cameras.

Here is a complete overview of which lenses work with each camera:
Lens compatibility chart for Sony a57
Lens compatibility chart for Canon EOS 1D X

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Sony a57 can shoot up to 12 pictures per seconds and Canon EOS 1D X can shoot up to 12 pictures per seconds.

Ability to record movies

It is becoming more and more popular to record movies with digital cameras.

In this case, both Sony a57 and Canon EOS 1D X can shoot movies.

Weight

The weight of the camera can be an extremely important factor, especially if the camera is about to be used, or carried around, for several hours at a time.

Canon EOS 1D X weighs 1340 gr (equal to 2.95 lb) which is 117% heavier than Sony a57 and its 618 gr (or 1.36 lb).

Sony a57 vs Canon EOS 1D X Specs

Below you will find the complete and detailed technical specs for both Sony a57 and Canon EOS 1D X, next to each other. Each category of data is a link to an article covering the subject, giving you a deeper understanding so you can better understand the strengths and weaknesses of the two camera models.

Product	Sony a57	Canon EOS 1D X
Name	Sony a57	Canon EOS 1D X
Manufacturer	Sony	Canon
Release Date and Price	Sony a57	Canon EOS 1D X
Release Year	2012	2011
Release Date	2012-03-13	2011-10-18
MSRP	699 USD	6799 USD
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Camera Type	Sony a57	Canon EOS 1D X
Camera Type	SLT	DSLR
Sensor	Sony a57	Canon EOS 1D X
Sensor Size	APS-C (approx 23.5 x 15.6 mm)	Full Frame (approx 36 x 24 mm)
Sensor Type	CMOS	CMOS
Resolution	4912 x 3264 pixels	5184 x 3456 pixels
Megapixels	16 MP	18,1 MP
Image Processor	Bionz	DUAL DIGIC 5+
Image	Sony a57	Canon EOS 1D X
ISO Range	100 - 16000	100 - 51200
White Balance Presets	9	6
Custom White Balance	Yes	Yes
Image Stabilization	Yes (Sensor-Shift)	No
Image Stabilization CIPA Rating	0 stops	0 stops
Uncompressed format	RAW	RAW
Optics & Focus	Sony a57	Canon EOS 1D X
Autofocus Motor	Yes	Yes
Autofocus	Phase Detect Multi Area Selective Single Point Tracking Single Continuous Face Detection LiveView	Contract Detect (sensor) Phase Detect Multi Area Selective Single Point Tracking Single Continuous Face Detection LiveView
Focus Points	15	61
Lens Mount	Sony A See Compatible Lenses	Canon EF See Compatible Lenses
Focal Length Multiplier	APS-C Sensor (1.5x) 1.5x multiplier Example: 24 mm becomes 36 mm 50 mm becomes 75 mm 100 mm becomes 150 mm 200 mm becomes 300 mm	Full frame No multiplier Example: 24 mm remains 24 mm 50 mm remains 50 mm 100 mm remains 100 mm 200 mm remains 200 mm
Screen & Viewfinder	Sony a57	Canon EOS 1D X
Articulated LCD	Fully articulated	Fixed
Screen size	3”	3.2”
Screen dots	921000	1040000
Touch screen	No	No
Screen type	Xtra Fine TFT drive with TruBlack technology	Clear View II TFT LCD
Live view	Yes	Yes
Viewfinder Type	Electronic	Optical (pentaprism)
Viewfinder Coverage	100%	100%
Viewfinder Magnification	1.04× (0.69× 35mm equiv.)	0.76×
Viewfinder Resolution	N/A	N/A
Photography features	Sony a57	Canon EOS 1D X
Frames per second	12 fps	12 fps
Minimum Shutter Speed	30 seconds	30 seconds
Maximum Shutter Speed	1/4000 seconds	1/8000 seconds
Built-in Flash	Yes	No
Built-in Flash Range	10 meters	N/A
External Flash	Yes	Yes
Self-Timer	Yes	Yes
Time-lapse	No	Yes
Metering modes	Multi Center Weighted Spot	Multi Center Weighted Spot Average
Exposure Compensation	+/- 3 (at 1/3 EV steps)	+/- 5 (at 1/3 EV, 1/2 EV steps)
Videography features	Sony a57	Canon EOS 1D X
Video recording	Yes	Yes
Video format	MPEG4 H.264 AVCHD	MPEG4 H.264
Video resolution	1440 x 1080 1920 x 1080	1280 x 720 1920 x 1080
Built-in Microphone	Yes	Yes
Built-in Speakers	Yes	No
Storage	Sony a57	Canon EOS 1D X
Memory Card	Memory Stick Pro Duo SD/SDHC	Compact Flash
Connectivity	Sony a57	Canon EOS 1D X
HDMI Output	Yes	Yes
Microphone Port	No	No
Headphone Port	No	No
Wireless	Yes Eye-Fi Connected	Yes Optional with LC-5
Remote Control	Yes (Optional)	Yes (N3 connector)
GPS	No	Yes Optional with GP-E1 and GP-E2
Body & Dimensions	Sony a57	Canon EOS 1D X
Enviromentally sealed	No	Yes
Battery	Battery Pack	Battery Pack
Battery Details	Rechargeable NP-FM500H battery & charger	Lithium-Ion LP-E4N rechargeable battery & charger
Battery Life (CIPA)	550 shots	1120 shots
Width	132 mm	158 mm
Height	98 mm	164 mm
Depth	81 mm	83 mm
Weight	618 gram	1340 gram