Sony a77 II vs Nikon D3400

This is a full comparison between the cameras Sony a77 II and Nikon D3400. We compare them by looking at the categories you see below.

Manufacturing

Sony a77 II is manufacturered by Sony but Nikon D3400 is from Nikon. Both Sony and Nikon are well known brands though.

Sony a77 II were released 2014 and Nikon D3400 was released 2016. That is a 2 years difference. In tech, this period can be of interest since technology is always improving, etc.

Camera Released
Sony a77 II 2014
Nikon D3400 2016

Type of camera

Sensors / crop factor

These cameras have different sensors. Sony a77 II has a "Sony APS-C"-sensor while Nikon D3400 has a "Nikon DX"-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 a77 II 75 mm
Sony APS-C sensor
Crop factor/focal length multiplier by * 1.5
Nikon D3400 75 mm
Nikon DX sensor
Crop factor/focal length multiplier by * 1.5

** 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

Both these cameras have the exact same resolution. Sony a77 II has a 24 MP (Megapixels) resolution while Nikon D3400 has 24 MP. If we break down this in more detail this is the data behind the numbers:

Camera Megapixels
Sony a77 II 24 MP
24000000 pixels
6000 x 4000
Nikon D3400 24 MP
24000000 pixels
6000 x 4000

ISO range

Sony a77 II has a larger ISO-range than Nikon D3400. Sony a77 II has an ISO range that stretches from 100 to 51200 while Nikon D3400 has 100 to 25600.

Camera ISO Range
Sony a77 II 100-51200
Nikon D3400 100-25600

Autofocus and lens compatibility

There is a big difference between these two cameras. Sony a77 II has a built-in autofocus motor but Nikon D3400 does not. If you want to be able to use autofocus on Nikon D3400 there is a need for having an autofocus motor inside the lens. We really encourage you to look closely at our lens compatibility charts at the links below.

Here is a complete overview of which lenses work with each camera:
Lens compatibility chart for Sony a77 II
Lens compatibility chart for Nikon D3400

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Sony a77 II can shoot up to 12 pictures per seconds and Nikon D3400 can shoot up to 5 pictures per seconds.

Camera FPS (Frames per second)
Sony a77 II 12
Nikon D3400 5

Ability to record movies

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

In this case, both Sony a77 II and Nikon D3400 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.

Sony a77 II weighs 647 gr (equal to 1.43 lb) which is 64% heavier than Nikon D3400 and its 395 gr (or 0.87 lb).

Camera Weight
Sony a77 II 647 gr
1.43 lb
Nikon D3400 395 gr
0.87 lb

Sony a77 II vs Nikon D3400 Specs

Below you will find the complete and detailed technical specs for both Sony a77 II and Nikon D3400, 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 a77 II
Nikon D3400
Name Sony a77 II Nikon D3400
Manufacturer Sony Nikon
Release Date and Price
Sony a77 II
Nikon D3400
Release Year 2014 2016
Release Date 2014-05-01 2016-08-17
MSRP 1199 USD 649 USD
Buy it today
Camera Type
Sony a77 II
Nikon D3400
Camera Type SLT DSLR
Sensor
Sony a77 II
Nikon D3400
Sensor Size APS-C (approx 23.5 x 15.6 mm) APS-C (approx 23.7 x 15.5 mm)
Also known as "DX"
Sensor Type CMOS CMOS
Resolution 6000 x 4000 pixels 6000 x 4000 pixels
Megapixels 24 MP 24 MP
Image Processor Bionz X EXPEED 4
Image
Sony a77 II
Nikon D3400
ISO Range 100 - 51200 100 - 25600
White Balance Presets 9 12
Custom White Balance Yes Yes
Image Stabilization Yes
(Sensor-Shift)
No
Image Stabilization CIPA Rating 0 stops 0 stops
Uncompressed format RAW RAW
Optics & Focus
Sony a77 II
Nikon D3400
Autofocus Motor Yes No
Autofocus Contract Detect (sensor)
Phase Detect
Multi Area
Center
Selective Single Point
Tracking
Single
Continuous
Face Detection
LiveView
Contract Detect (sensor)
Phase Detect
Multi Area
Center
Selective Single Point
Tracking
Single
Continuous
Face Detection
LiveView
Focus Points 79 11
Lens Mount Sony A

See Compatible Lenses
Nikon F

See Compatible Lenses
Focal Length Multiplier APS-C Sensor (1.5x)
1.5x multiplier
Example:
24 mm becomes 36 mm
50 mm becomes 75 mm
100 mm becomes 150 mm
200 mm becomes 300 mm
DX / APS-C (1.5x)
1.5x multiplier
Example:
24 mm becomes 36 mm
50 mm becomes 75 mm
100 mm becomes 150 mm
200 mm becomes 300 mm
Screen & Viewfinder
Sony a77 II
Nikon D3400
Articulated LCD Fully articulated Fixed
Screen size 3” 3”
Screen dots 1229000 921000
Touch screen No No
Screen type WhiteMagic TFT TFT-LCD
Live view Yes Yes
Viewfinder Type Electronic Optical (pentamirror)
Viewfinder Coverage 100% 95%
Viewfinder Magnification 1.09× (0.73× 35mm equiv.) 0.57× (0.38× 35mm equiv.)
Viewfinder Resolution N/A N/A
Photography features
Sony a77 II
Nikon D3400
Frames per second 12 fps 5 fps
Minimum Shutter Speed 30 seconds 30 seconds
Maximum Shutter Speed 1/8000 seconds 1/4000 seconds
Built-in Flash Yes Yes
Built-in Flash Range 12 meters 7 meters
External Flash Yes Yes
Self-Timer Yes Yes
Time-lapse No No
Metering modes Multi
Center Weighted
Spot
Multi
Center Weighted
Spot
Exposure Compensation +/- 5 (at 1/3 EV, 1/2 EV steps) +/- 5 (at 1/3 EV steps)
Videography features
Sony a77 II
Nikon D3400
Video recording Yes Yes
Video format MPEG4
AVCHD
MPEG4
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 Yes
Storage
Sony a77 II
Nikon D3400
Memory Card Memory Stick Pro Duo
SD/SDHC
SD/SDHC
Connectivity
Sony a77 II
Nikon D3400
HDMI Output Yes Yes
Microphone Port Yes No
Headphone Port No No
Wireless Yes
Built-in (802.11b/g/n with NFC)
Yes
Built-In SnapBridge (Bluetooth only)
Remote Control Yes (wired, wireless, or smartphone) Yes (via smartphone or wireless remote)
GPS No No
Body & Dimensions
Sony a77 II
Nikon D3400
Enviromentally sealed Yes No
Battery Battery Pack Battery Pack
Battery Details NP-FM500H lithium-ion battery and charger
EN-EL14a lithium-ion battery and charger
Battery Life (CIPA) 480 shots 1200 shots
Width 143 mm 124 mm
Height 104 mm 98 mm
Depth 81 mm 76 mm
Weight 647 gram 395 gram