Sony a57 vs Canon EOS R5 C

This is a full comparison between the cameras Sony a57 and Canon EOS R5 C. We compare them by looking at the categories you see below.

Manufacturing

Sony a57 is manufacturered by Sony but Canon EOS R5 C 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 R5 C 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 R5 C has 45 MP. If we break down this in more detail this is the data behind the numbers:

Canon EOS R5 C has a 179 % 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 R5 C has a larger ISO-range than Sony a57. Canon EOS R5 C 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.

Worth mentioning is that Canon EOS R5 C belongs to the Canon EOS R-system and needs an adapter to work with Canons EF, EF-S, MP-E, and TS-E lenses. You can read more about this adapter here:
Canon Lens Mount Adapter EF-EOS R

Here is a complete overview of which lenses work with each camera:
Lens compatibility chart for Sony a57
Lens compatibility chart for Canon EOS R5 C

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 R5 C can shoot up to 20 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 R5 C 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 R5 C weighs 770 gr (equal to 1.7 lb) which is 25% heavier than Sony a57 and its 618 gr (or 1.36 lb).

Sony a57 vs Canon EOS R5 C Specs

Below you will find the complete and detailed technical specs for both Sony a57 and Canon EOS R5 C, 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 R5 C
Name	Sony a57	Canon EOS R5 C
Manufacturer	Sony	Canon
Release Date and Price	Sony a57	Canon EOS R5 C
Release Year	2012	2022
Release Date	2012-03-13	2022-01-19
MSRP	699 USD	4499 USD
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Camera Type	Sony a57	Canon EOS R5 C
Camera Type	SLT	Mirrorless
Sensor	Sony a57	Canon EOS R5 C
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	8192 x 5464 pixels
Megapixels	16 MP	45 MP
Image Processor	Bionz	DIGIC X
Image	Sony a57	Canon EOS R5 C
ISO Range	100 - 16000	100 - 51200
White Balance Presets	9	8
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 R5 C
Autofocus Motor	Yes	Yes
Autofocus	Phase Detect Multi Area Selective Single Point Tracking Single Continuous Face Detection LiveView	Phase Detect Multi Area Center Selective Single Point Tracking Single Continuous Touch Face Detection LiveView
Focus Points	15	1053
Lens Mount	Sony A See Compatible Lenses	Canon RF 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 R5 C
Articulated LCD	Fully articulated	Fully articulated
Screen size	3”	3.2”
Screen dots	921000	2100000
Touch screen	No	Yes
Screen type	Xtra Fine TFT drive with TruBlack technology	TFT LCD
Live view	Yes	Yes
Viewfinder Type	Electronic	Electronic
Viewfinder Coverage	100%	100%
Viewfinder Magnification	1.04× (0.69× 35mm equiv.)	0.76x
Viewfinder Resolution	N/A	5760000
Photography features	Sony a57	Canon EOS R5 C
Frames per second	12 fps	20 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	No
Metering modes	Multi Center Weighted Spot	Multi Center Weighted Spot Partial
Exposure Compensation	+/- 3 (at 1/3 EV steps)	+/- 3 (at 1/3 EV, 1/2 EV steps)
Videography features	Sony a57	Canon EOS R5 C
Video recording	Yes	Yes
Video format	MPEG4 H.264 AVCHD	MPEG4 H.264 H.265 XF-AVC
Video resolution	1440 x 1080 1920 x 1080	3840 x 2160 4096 x 2160 7680 x 4320 8192 x 4320
Built-in Microphone	Yes	Yes
Built-in Speakers	Yes	Yes
Storage	Sony a57	Canon EOS R5 C
Memory Card	Memory Stick Pro Duo SD/SDHC	Compact Flash Express SD/SDHC
Connectivity	Sony a57	Canon EOS R5 C
HDMI Output	Yes	Yes
Microphone Port	No	Yes
Headphone Port	No	Yes
Wireless	Yes Eye-Fi Connected	Yes Built-in (802.11ac (dual-band) + Bluetooth)
Remote Control	Yes (Optional)	Yes
GPS	No	No
Body & Dimensions	Sony a57	Canon EOS R5 C
Enviromentally sealed	No	Yes
Battery	Battery Pack	Battery Pack
Battery Details	Rechargeable NP-FM500H battery & charger	LP-E6NH lithium-ion battery & charger
Battery Life (CIPA)	550 shots	320 shots
Width	132 mm	142 mm
Height	98 mm	101 mm
Depth	81 mm	111 mm
Weight	618 gram	770 gram