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
Image
ISO
White balance presets
Custom white balance
Image stabilization
Uncompressed format
Boosted ISO (maximum)
JPEG quality levels
Photography features
Minimum shutter speed
Maximum shutter speed
Aperture priority
Shutter priority
Manual exposure mode
Subject / scene modes
Built-in flash
Flash range
External flash
Continuous drive
Self-timer
Metering modes
Exposure compensation
AE Bracketing
WB Bracketing
Flash modes
Screen / viewfinder
Articulated LCD
Screen size
Screen dots
Touch screen
Screen type
Live view
Viewfinder type
Viewfinder coverage
Viewfinder magnification
Viewfinder resolution
Videography features
Resolutions
File Format
Microphone
Speaker
Optics & Focus
Focal length (equiv.)
Optical zoom
Maximum aperture
Autofocus
Digital zoom
Manual focus
Normal focus range
Macro focus range
Number of focus points
Physical
Weight (inc. batteries)
Dimensions
Environmentally sealed
Battery
Battery details
Battery Life (CIPA)
Storage
Storage types
Storage included
Connectivity
USB
HDMI
Wireless
Remote control
Other features
Timelapse recording
GPS
Orientation sensor
Samples
Videos
Summary
The Ricoh GR highest resolution of 4928 x 3264 pixels (16 megapixels) is better than the X100S maximum resolution of 4896 x 3264 pixels (16 megapixels). The Ricoh GR offers more number of white balance presets - 9. It gives the photographer more control over colour.
The Ricoh GR screen is better as it has more number of screen dots 1,230,000 in comparison to 460,000 dots of the X100S screen. The higher dot count screen is better for reviewing images on your camera. The Ricoh GR offers better lowest shutter speed - 300 seconds.
The X100S battery life is better in compare to the Ricoh GR battery life. According to CIPA standards the photographer will be able to capture 330 shots with the X100S and only 290 with the GR. The GR weighs 245g that is 200g less than the weight of the X100S.
Taking into account the above differences the Ricoh GR will become the best choice. Check the list of the best offers on Amazon.