Sony a9 II vs Nikon D750

This is a full comparison between the cameras Sony a9 II and Nikon D750. We compare them by looking at the categories you see below.

Manufacturing

Sony a9 II is manufacturered by Sony but Nikon D750 is from Nikon. Both Sony and Nikon are well known brands though.

Sony a9 II were released 2019 and Nikon D750 was released 2014. That is a 5 years difference. In tech, this period can be of interest since technology is always improving, etc.

Camera Released
Sony a9 II 2019
Nikon D750 2014

Type of camera

Sony a9 II is a Mirrorless camera while Nikon D750 is a DSLR camera. More information about their differences will come soon.

Sensors / crop factor

Even though the camera sensors might be called differently they are both considered Full frame which means that the focal length of the lenses is not affected. There is no crop factor on any of these cameras and sensors.

Camera Focal length, 50mm f/1.8 **
Sony a9 II 50 mm
Full-frame sensor
No crop factor/focal length multiplier
Nikon D750 50 mm
Full-frame sensor
No crop factor/focal length multiplier

** 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 (Nikon)

Resolution

Sony a9 II has a 24 MP (Megapixels) resolution while Nikon D750 has 24 MP. If we break down this in more detail this is the data behind the numbers:

Camera Megapixels
Sony a9 II 24 MP
24000000 pixels
6000 x 4000
Nikon D750 24 MP
24160256 pixels
6016 x 4016

Nikon D750 has a 1 % larger resolution than Sony a9 II. 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 a9 II has a larger ISO-range than Nikon D750. Sony a9 II has an ISO range that stretches from 100 to 51200 while Nikon D750 has 100 to 12800.

Camera ISO Range
Sony a9 II 100-51200
Nikon D750 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 a9 II
Lens compatibility chart for Nikon D750

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Sony a9 II can shoot up to 20 pictures per seconds and Nikon D750 can shoot up to 6,5 pictures per seconds.

Camera FPS (Frames per second)
Sony a9 II 20
Nikon D750 6,5

Ability to record movies

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

In this case, both Sony a9 II and Nikon D750 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.

Nikon D750 weighs 750 gr (equal to 1.65 lb) which is 11% heavier than Sony a9 II and its 678 gr (or 1.49 lb).

Camera Weight
Sony a9 II 678 gr
1.49 lb
Nikon D750 750 gr
1.65 lb

Sony a9 II vs Nikon D750 Specs

Below you will find the complete and detailed technical specs for both Sony a9 II and Nikon D750, 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 a9 II
Nikon D750
Name Sony a9 II Nikon D750
Manufacturer Sony Nikon
Release Date and Price
Sony a9 II
Nikon D750
Release Year 2019 2014
Release Date 2019-10-03 2014-09-12
MSRP 4499 USD 2299 USD
Buy it today
Camera Type
Sony a9 II
Nikon D750
Camera Type Mirrorless DSLR
Sensor
Sony a9 II
Nikon D750
Sensor Size Full Frame (approx 36 x 24 mm) Full Frame (approx 36 x 23.9 mm)
Also known as "FX"
Sensor Type Stacked CMOS CMOS
Resolution 6000 x 4000 pixels 6016 x 4016 pixels
Megapixels 24 MP 24 MP
Image Processor Bionz X EXPEED 4
Image
Sony a9 II
Nikon D750
ISO Range 100 - 51200 100 - 12800
White Balance Presets 9 12
Custom White Balance Yes Yes
Image Stabilization Yes
(Sensor-Shift (5-axis))
No
Image Stabilization CIPA Rating 5.5 stops 0 stops
Uncompressed format RAW RAW
Optics & Focus
Sony a9 II
Nikon D750
Autofocus Motor Yes Yes
Autofocus Contract Detect (sensor)
Phase Detect
Multi Area
Center
Selective Single Point
Tracking
Single
Continuous
Touch
Face Detection
LiveView
Contract Detect (sensor)
Phase Detect
Multi Area
Center
Selective Single Point
Tracking
Single
Continuous
Face Detection
LiveView
Focus Points 693 51
Lens Mount Sony E

See Compatible Lenses
Nikon F

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
FX (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
Screen & Viewfinder
Sony a9 II
Nikon D750
Articulated LCD Tilting Tilting
Screen size 3” 3,2”
Screen dots 1440000 1229000
Touch screen Yes No
Screen type TFT LCD TFT-LCD
Live view Yes Yes
Viewfinder Type Electronic Optical (pentaprism)
Viewfinder Coverage 100% 100%
Viewfinder Magnification 0.78x 0.7×
Viewfinder Resolution 3686400 N/A
Photography features
Sony a9 II
Nikon D750
Frames per second 20 fps 6,5 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 No
Metering modes Multi
Center Weighted
Highlight Weighted
Spot
Average
Multi
Center Weighted
Highlight Weighted
Spot
Exposure Compensation +/- 5 (at 1/3 EV, 1/2 EV steps) +/- 5 (at 1/3 EV, 1/2 EV steps)
Videography features
Sony a9 II
Nikon D750
Video recording Yes Yes
Video format MPEG4
H.264
AVCHD
MPEG4
H.264
Video resolution 1280 x 720
1920 x 1080
3840 x 2160
1280 x 720
1920 x 1080
Built-in Microphone Yes Yes
Built-in Speakers Yes Yes
Storage
Sony a9 II
Nikon D750
Memory Card SD/SDHC
SD/SDHC
Connectivity
Sony a9 II
Nikon D750
HDMI Output Yes Yes
Microphone Port Yes Yes
Headphone Port Yes Yes
Wireless Yes
Built-in (802.11ac + NFC + Bluetooth)
Yes
Built-in
Remote Control Yes (Wired or wireless) Yes (Wired or wireless)
GPS No Yes
Optional through GP-1/GP-1A
Body & Dimensions
Sony a9 II
Nikon D750
Enviromentally sealed Yes Yes
Battery Battery Pack Battery Pack
Battery Details NP-FZ100
EN-EL15 lithium-ion battery & charger
Battery Life (CIPA) 690 shots 1230 shots
Width 129 mm 141 mm
Height 96 mm 113 mm
Depth 76 mm 78 mm
Weight 678 gram 750 gram