Sony a7R II vs Canon EOS 77D

This is a full comparison between the cameras Sony a7R II and Canon EOS 77D. We compare them by looking at the categories you see below.


Sony a7R II is manufacturered by Sony but Canon EOS 77D is from Canon. Both Sony and Canon are well known brands though.

Sony a7R II were released 2015 and Canon EOS 77D was released 2017. That is a 2 years difference. In tech, this period can be of interest since technology is always improving, etc.

Camera Released
Sony a7R II 2015
Canon EOS 77D 2017

Type of camera

Sony a7R II is a Mirrorless camera while Canon EOS 77D is a DSLR camera. More information about their differences will come soon.

Sensors / crop factor

These cameras have different sensors. Sony a7R II has a "Sony Full Frame"-sensor while Canon EOS 77D has a "Canon APS-C"-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 a7R II 50 mm
Full-frame sensor
No crop factor/focal length multiplier
Canon EOS 77D 80 mm
Canon APS-C sensor
Crop factor/focal length multiplier by * 1.6

** 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)


Sony a7R II has a 42 MP (Megapixels) resolution while Canon EOS 77D has 24 MP. If we break down this in more detail this is the data behind the numbers:

Camera Megapixels
Sony a7R II 42 MP
42177408 pixels
7952 x 5304
Canon EOS 77D 24 MP
24000000 pixels
6000 x 4000

Sony a7R II has a 76 % larger resolution than Canon EOS 77D. 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

Both of these cameras offer the exact same ISO range. They both have 100 to 25600.

Camera ISO Range
Sony a7R II 100-25600
Canon EOS 77D 100-25600

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 a7R II
Lens compatibility chart for Canon EOS 77D

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Sony a7R II can shoot up to 5 pictures per seconds and Canon EOS 77D can shoot up to 6 pictures per seconds.

Camera FPS (Frames per second)
Sony a7R II 5
Canon EOS 77D 6

Ability to record movies

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

In this case, both Sony a7R II and Canon EOS 77D can shoot movies.


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.

Sony a7R II weighs 625 gr (equal to 1.38 lb) which is 16% heavier than Canon EOS 77D and its 540 gr (or 1.19 lb).

Camera Weight
Sony a7R II 625 gr
1.38 lb
Canon EOS 77D 540 gr
1.19 lb

Sony a7R II vs Canon EOS 77D Specs

Below you will find the complete and detailed technical specs for both Sony a7R II and Canon EOS 77D, 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.

Sony a7R II
Canon EOS 77D
Name Sony a7R II Canon EOS 77D
Manufacturer Sony Canon
Release Date and Price
Sony a7R II
Canon EOS 77D
Release Year 2015 2017
Release Date 2015-06-10 2017-02-15
MSRP 3199 USD 899 USD
Buy it today
Camera Type
Sony a7R II
Canon EOS 77D
Camera Type Mirrorless DSLR
Sony a7R II
Canon EOS 77D
Sensor Size Full Frame (approx 36 x 24 mm) APS-C (approx 22.3 x 14.9 mm)
Sensor Type CMOS CMOS
Resolution 7952 x 5304 pixels 6000 x 4000 pixels
Megapixels 42 MP 24 MP
Image Processor Bionz X DIGIC 7
Sony a7R II
Canon EOS 77D
ISO Range 100 - 25600 100 - 25600
White Balance Presets 10 6
Custom White Balance Yes Yes
Image Stabilization Yes
(Sensor-Shift (5-axis))
Image Stabilization CIPA Rating 4.5 stops 0 stops
Uncompressed format RAW RAW
Optics & Focus
Sony a7R II
Canon EOS 77D
Autofocus Motor Yes Yes
Autofocus Contract Detect (sensor)
Phase Detect
Multi Area
Selective Single Point
Face Detection
Contract Detect (sensor)
Phase Detect
Multi Area
Selective Single Point
Face Detection
Focus Points 399 45
Lens Mount Sony E

See Compatible Lenses
Canon EF
Canon EF-S

See Compatible Lenses
Focal Length Multiplier Full frame
No multiplier
24 mm remains 24 mm
50 mm remains 50 mm
100 mm remains 100 mm
200 mm remains 200 mm
APS-C Sensor
1.6x multiplier
24 mm becomes 38 mm
50 mm becomes 80 mm
100 mm becomes 160 mm
200 mm becomes 320 mm
Screen & Viewfinder
Sony a7R II
Canon EOS 77D
Articulated LCD Tilting Fully articulated
Screen size 3 3
Screen dots 1228800 1040000
Touch screen No Yes
Screen type TFT LCD TFT LCD
Live view Yes Yes
Viewfinder Type Electronic Optical (pentamirror)
Viewfinder Coverage 100% 95%
Viewfinder Magnification 0.78x 0.82 (0.51 35mm equiv.)
Viewfinder Resolution N/A 0
Photography features
Sony a7R II
Canon EOS 77D
Frames per second 5 fps 6 fps
Minimum Shutter Speed 30 seconds 30 seconds
Maximum Shutter Speed 1/8000 seconds 1/4000 seconds
Built-in Flash No Yes
Built-in Flash Range N/A 12 meters
External Flash Yes Yes
Self-Timer Yes Yes
Time-lapse Yes Yes
Metering modes Multi
Center Weighted
Exposure Compensation +/- 5 (at 1/3 EV, 1/2 EV steps) +/- 5 (at 1/3 EV, 1/2 EV steps)
Videography features
Sony a7R II
Canon EOS 77D
Video recording Yes Yes
Video format MPEG4
Video resolution 1440 x 1080
1920 x 1080
3840 x 2160
1280 x 720
1920 x 1080
Built-in Microphone Yes Yes
Built-in Speakers Yes Yes
Sony a7R II
Canon EOS 77D
Memory Card Memory Stick Pro Duo
Sony a7R II
Canon EOS 77D
HDMI Output Yes Yes
Microphone Port Yes Yes
Headphone Port Yes No
Wireless Yes
Built-in (802.11b/g/n with NFC)
Built-in ( Includes Bluetooth LE and NFC)
Remote Control Yes (wired or via smartphone) Yes (via smartphone or Bluetooth remote)
GPS No Yes
Body & Dimensions
Sony a7R II
Canon EOS 77D
Enviromentally sealed Yes No
Battery Battery Pack Battery Pack
Battery Details NP-FW50 lithium-ion battery and charger
LP-E17 lithium-ion battery & charger
Battery Life (CIPA) 290 shots 600 shots
Width 127 mm 131 mm
Height 96 mm 100 mm
Depth 60 mm 76 mm
Weight 625 gram 540 gram