Sony a7R vs Canon EOS Kiss X4 Digital

This is a full comparison between the cameras Sony a7R and Canon EOS Kiss X4 Digital. We compare them by looking at the categories you see below.

Manufacturing

Sony a7R is manufacturered by Sony but Canon EOS Kiss X4 Digital is from Canon. Both Sony and Canon are well known brands though.

Sony a7R were released 2013 and Canon EOS Kiss X4 Digital was released 2010. That is a 3 years difference. In tech, this period can be of interest since technology is always improving, etc.

Camera Released
Sony a7R 2013
Canon EOS Kiss X4 Digital 2010

Type of camera

Sony a7R is a Mirrorless camera while Canon EOS Kiss X4 Digital is a DSLR camera. More information about their differences will come soon.

Sensors / crop factor

These cameras have different sensors. Sony a7R has a "Sony Full Frame"-sensor while Canon EOS Kiss X4 Digital 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 50 mm
Full-frame sensor
No crop factor/focal length multiplier
Canon EOS Kiss X4 Digital 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)

Resolution

Sony a7R has a 36 MP (Megapixels) resolution while Canon EOS Kiss X4 Digital has 18,7 MP. If we break down this in more detail this is the data behind the numbers:

Camera Megapixels
Sony a7R 36 MP
36152320 pixels
7360 x 4912
Canon EOS Kiss X4 Digital 18,7 MP
17915904 pixels
5184 x 3456

Sony a7R has a 102 % larger resolution than Canon EOS Kiss X4 Digital. 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

Sony a7R has a larger ISO-range than Canon EOS Kiss X4 Digital. Sony a7R has an ISO range that stretches from 100 to 25600 while Canon EOS Kiss X4 Digital has 100 to 12800.

Camera ISO Range
Sony a7R 100-25600
Canon EOS Kiss X4 Digital 100-12800

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
Lens compatibility chart for Canon EOS Kiss X4 Digital

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Sony a7R can shoot up to 4 pictures per seconds and Canon EOS Kiss X4 Digital can shoot up to 3,7 pictures per seconds.

Camera FPS (Frames per second)
Sony a7R 4
Canon EOS Kiss X4 Digital 3,7

Ability to record movies

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

In this case, both Sony a7R and Canon EOS Kiss X4 Digital 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 Kiss X4 Digital weighs 510 gr (equal to 1.12 lb) which is 10% heavier than Sony a7R and its 465 gr (or 1.03 lb).

Camera Weight
Sony a7R 465 gr
1.03 lb
Canon EOS Kiss X4 Digital 510 gr
1.12 lb

Sony a7R vs Canon EOS Kiss X4 Digital Specs

Below you will find the complete and detailed technical specs for both Sony a7R and Canon EOS Kiss X4 Digital, 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 a7R
Canon EOS Kiss X4 Digital
Name Sony a7R Canon EOS Kiss X4 Digital
Manufacturer Sony Canon
Release Date and Price
Sony a7R
Canon EOS Kiss X4 Digital
Release Year 2013 2010
Release Date 2013-10-16 2010-02-08
MSRP 2299 USD 899 USD
Buy it today
Camera Type
Sony a7R
Canon EOS Kiss X4 Digital
Camera Type Mirrorless DSLR
Sensor
Sony a7R
Canon EOS Kiss X4 Digital
Sensor Size Full Frame (approx 36 x 24 mm) APS-C (approx 22.3 x 14.9 mm)
Sensor Type CMOS CMOS
Resolution 7360 x 4912 pixels 5184 x 3456 pixels
Megapixels 36 MP 18,7 MP
Image Processor Bionz X DIGIC 4
Image
Sony a7R
Canon EOS Kiss X4 Digital
ISO Range 100 - 25600 100 - 12800
White Balance Presets 10 6
Custom White Balance Yes Yes
Image Stabilization No No
Image Stabilization CIPA Rating 0 stops 0 stops
Uncompressed format RAW RAW
Optics & Focus
Sony a7R
Canon EOS Kiss X4 Digital
Autofocus Motor Yes Yes
Autofocus Contract Detect (sensor)
Multi Area
Center
Selective Single Point
Single
Continuous
Face Detection
LiveView
Contract Detect (sensor)
Phase Detect
Multi Area
Selective Single Point
Single
Continuous
Face Detection
LiveView
Focus Points 25 9
Lens Mount Sony E

See Compatible Lenses
Canon EF
Canon EF-S

See Compatible Lenses
Focal Length Multiplier 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
APS-C Sensor
1.6x multiplier
Example:
24 mm becomes 38 mm
50 mm becomes 80 mm
100 mm becomes 160 mm
200 mm becomes 320 mm
Screen & Viewfinder
Sony a7R
Canon EOS Kiss X4 Digital
Articulated LCD Tilting Fixed
Screen size 3 3
Screen dots 1230000 1040000
Touch screen No No
Screen type Xtra Fine LCD TFT color liquid-crystal LCD
Live view Yes Yes
Viewfinder Type Electronic Optical (pentamirror)
Viewfinder Coverage 100% 95%
Viewfinder Magnification 0.71x 0.87 (0.54 35mm equiv.)
Viewfinder Resolution N/A N/A
Photography features
Sony a7R
Canon EOS Kiss X4 Digital
Frames per second 4 fps 3,7 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 13 meters
External Flash Yes Yes
Self-Timer Yes Yes
Time-lapse No Yes
Metering modes Multi
Center Weighted
Spot
Multi
Center Weighted
Spot
Partial
Exposure Compensation +/- 5 (at 1/3 EV, 1/2 EV steps) +/- 5 (at 1/3 EV, 1/2 EV steps)
Videography features
Sony a7R
Canon EOS Kiss X4 Digital
Video recording Yes Yes
Video format MPEG4
AVCHD
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 a7R
Canon EOS Kiss X4 Digital
Memory Card Memory Stick Pro Duo
SD/SDHC
SD/SDHC
Connectivity
Sony a7R
Canon EOS Kiss X4 Digital
HDMI Output Yes Yes
Microphone Port Yes No
Headphone Port Yes No
Wireless Yes
Built-in (with NFC and wireless control via PlayMemories Mobile app)
Yes
Eye-Fi Connected
Remote Control Yes (Wired) Yes (E3 connector, InfraRed)
GPS No No
Body & Dimensions
Sony a7R
Canon EOS Kiss X4 Digital
Enviromentally sealed Yes No
Battery Battery Pack Battery Pack
Battery Details NP-FW50 lithium-ion battery and charger
Lithium-Ion LP-E8 rechargeable battery & charger
Battery Life (CIPA) 340 shots 440 shots
Width 127 mm 129 mm
Height 94 mm 98 mm
Depth 48 mm 62 mm
Weight 465 gram 510 gram