Main
Model
Price
Advantages
launch
Announced
Body type
Camera subcategory
Sensor
Effective pixels
Max resolution
Sensor size
Sensor type
Processor
Image ratio w:h
Other resolutions
Sensor photo detectors
Image
ISO
Boosted ISO (minimum)
Boosted ISO (maximum)
White balance presets
Custom white balance
Image stabilization
Uncompressed format
JPEG quality levels
Photography features
Minimum shutter speed
Maximum shutter speed
Aperture priority
Shutter priority
Manual exposure mode
Subject / scene modes
Built-in flash
External flash
Continuous drive
Self-timer
Metering modes
Exposure compensation
AE Bracketing
WB Bracketing
Screen / viewfinder
Articulated LCD
Screen size
Screen dots
Touch screen
Screen type
Live view
Viewfinder type
Viewfinder coverage
Viewfinder magnification
Videography features
Resolutions
File Format
Videography notes
Microphone
Speaker
Optics & Focus
Autofocus
Manual focus
Number of focus points
Lens mount
Focal length multiplier
Physical
Weight (inc. batteries)
Dimensions
Environmentally sealed
Battery
Battery details
Battery Life (CIPA)
Storage
Storage types
Connectivity
USB
HDMI
Microphone port
Headphone port
Wireless
Remote control
Other features
Orientation sensor
Timelapse recording
GPS
GPS notes
Samples
Videos
Summary
The EOS 5DS maximum resolution of 8688 x 5792 pixels (51 megapixels) is better than the Canon EOS 6D maximum resolution of 5472 x 3648 pixels (20 megapixels). The EOS 5DS offers more presets of white balance - 8. It gives you more control over colour. The EOS 5DS offers more focus points than the Canon EOS 6D: 61 vs 11. More number of focus points means more convenience while attempting to focus on objects which are not centred.
The Canon EOS 6D battery life is better in compare to the EOS 5DS battery life. According to CIPA standards you will be able to take 1090 photos with the EOS 6D and only 700 with the EOS 5DS. The Canon EOS 6D weighs 770g that is 160g less than the weight of the EOS 5DS. The Canon EOS 6D is equipped with built-in GPS. Recording GPS data can be convenient for the travel photographer, to be able to check the image metadata and see exactly where a picture was taken.
Considering the above differences the Canon EOS 5DS is the best choice. Get the list of the best offers on Amazon.