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
Flash range
External flash
Flash modes
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
Microphone
Speaker
Videography notes
Optics & Focus
Autofocus
Digital zoom
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
Wireless notes
Other features
Orientation sensor
GPS
GPS notes
Timelapse recording
Samples
Videos
Summary
The D810A highest resolution of 7360 x 4912 pixels (36 megapixels) is better in comparison with the D750 highest resolution of 6016 x 4016 pixels (24 megapixels).
The Nikon D750 is equipped with tilting display which will allow you to take images from any interesting perspective.
The Nikon D750 is equipped with built-in Wi-Fi which will help you to transfer photos quick and easy. The D750 battery life is better in compare to the D810A battery life. In accordance with CIPA standards you will be able to make 1230 shots with the D750 and only 1200 with the D810A. The Nikon D750 weighs 750g that is 130g less in comparison with the weight of the D810A.
Considering the above-mentioned differences the Nikon D750 is the best buy. Get the list of the best offers on Amazon.