Sony a55 vs Canon EOS R5

This is a full comparison between the cameras Sony a55 and Canon EOS R5. We compare them by looking at the categories you see below.

Manufacturing

Sony a55 is manufacturered by Sony but Canon EOS R5 is from Canon. Both Sony and Canon are well known brands though.

Sony a55 were released 2010 and Canon EOS R5 was released 2020. That is a 10 years difference. In tech, this period can be of interest since technology is always improving, etc.

Camera Released
Sony a55 2010
Canon EOS R5 2020

Type of camera

Sensors / crop factor

These cameras have different sensors. Sony a55 has a "Sony APS-C"-sensor while Canon EOS R5 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.

Camera Focal length, 50mm f/1.8 **
Sony a55 75 mm
Sony APS-C sensor
Crop factor/focal length multiplier by * 1.5
Canon EOS R5 50 mm
Full-frame sensor
No crop factor/focal length multiplier

** 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 a55 has a 16 MP (Megapixels) resolution while Canon EOS R5 has 45 MP. If we break down this in more detail this is the data behind the numbers:

Camera Megapixels
Sony a55 16 MP
16032768 pixels
4912 x 3264
Canon EOS R5 45 MP
44761088 pixels
8192 x 5464

Canon EOS R5 has a 179 % larger resolution than Sony a55. 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 has a larger ISO-range than Sony a55. Canon EOS R5 has an ISO range that stretches from 100 to 51200 while Sony a55 has 100 to 12800.

Camera ISO Range
Sony a55 100-12800
Canon EOS R5 100-51200

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 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 a55
Lens compatibility chart for Canon EOS R5

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Sony a55 can shoot up to 10 pictures per seconds and Canon EOS R5 can shoot up to 20 pictures per seconds.

Camera FPS (Frames per second)
Sony a55 10
Canon EOS R5 20

Ability to record movies

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

In this case, both Sony a55 and Canon EOS R5 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 weighs 738 gr (equal to 1.63 lb) which is 48% heavier than Sony a55 and its 500 gr (or 1.1 lb).

Camera Weight
Sony a55 500 gr
1.1 lb
Canon EOS R5 738 gr
1.63 lb

Sony a55 vs Canon EOS R5 Specs

Below you will find the complete and detailed technical specs for both Sony a55 and Canon EOS R5, 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 a55
Canon EOS R5
Name Sony a55 Canon EOS R5
Manufacturer Sony Canon
Release Date and Price
Sony a55
Canon EOS R5
Release Year 2010 2020
Release Date 2010-08-24 2020-07-09
MSRP 749 USD 3899 USD
Buy it today
Camera Type
Sony a55
Canon EOS R5
Camera Type SLT Mirrorless
Sensor
Sony a55
Canon EOS R5
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 a55
Canon EOS R5
ISO Range 100 - 12800 100 - 51200
White Balance Presets 6 8
Custom White Balance Yes Yes
Image Stabilization Yes
(Sensor-Shift)
Yes
(Sensor-Shift. Works with lens-based IS systems for maximum shake reduction.)
Image Stabilization CIPA Rating 0 stops 0 stops
Uncompressed format RAW RAW
Optics & Focus
Sony a55
Canon EOS R5
Autofocus Motor Yes Yes
Autofocus Phase Detect
Multi Area
Selective Single Point
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 a55
Canon EOS R5
Articulated LCD Fully articulated Fully articulated
Screen size 3” 3.2”
Screen dots 921000 2100000
Touch screen No Yes
Screen type N/A TFT LCD
Live view Yes Yes
Viewfinder Type Electronic Electronic
Viewfinder Coverage 100% 100%
Viewfinder Magnification 1.1× (0.73× 35mm equiv.) 0.76×
Viewfinder Resolution N/A 5760000
Photography features
Sony a55
Canon EOS R5
Frames per second 10 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 +/- 2 (at 1/3 EV steps) +/- 3 (at 1/3 EV, 1/2 EV steps)
Videography features
Sony a55
Canon EOS R5
Video recording Yes Yes
Video format MPEG4
H.264
AVCHD
H.265
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 No Yes
Storage
Sony a55
Canon EOS R5
Memory Card Memory Stick Pro Duo
SD/SDHC
Compact Flash Express
SD/SDHC
Connectivity
Sony a55
Canon EOS R5
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 Yes
Built-in
No
Body & Dimensions
Sony a55
Canon EOS R5
Enviromentally sealed No Yes
Battery Battery Pack Battery Pack
Battery Details Rechargeable NP-FW50 battery & charger
LP-E6NH lithium-ion battery & charger
Battery Life (CIPA) 380 shots 320 shots
Width 124 mm 138 mm
Height 92 mm 98 mm
Depth 85 mm 88 mm
Weight 500 gram 738 gram