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Sony A7 II vs Sony A6400

Portability
69
Imaging
71
Features
84
Overall
76
Sony Alpha A7 II front
 
Sony Alpha a6400 front
Portability
83
Imaging
69
Features
88
Overall
76

Sony A7 II vs Sony A6400 Key Specs

Sony A7 II
(Full Review)
  • 24MP - Full frame Sensor
  • 3" Tilting Display
  • ISO 100 - 25600 (Push to 51200)
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Maximum Shutter
  • 1920 x 1080 video
  • Sony E Mount
  • 599g - 127 x 96 x 60mm
  • Revealed November 2014
  • Superseded the Sony A7
  • Newer Model is Sony A7 III
Sony A6400
(Full Review)
  • 24MP - APS-C Sensor
  • 3" Tilting Screen
  • ISO 100 - 32000 (Raise to 102400)
  • 3840 x 2160 video
  • Sony E Mount
  • 403g - 120 x 67 x 50mm
  • Released January 2019
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Sony A7 II vs Sony A6400 Overview

The following is a extensive review of the Sony A7 II and Sony A6400, former is a Pro Mirrorless while the latter is a Advanced Mirrorless and they are both produced by Sony. The resolution of the A7 II (24MP) and the A6400 (24MP) is pretty comparable but the A7 II (Full frame) and A6400 (APS-C) feature different sensor sizes.

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The A7 II was revealed 5 years before the A6400 which is a fairly big difference as far as camera technology is concerned. Both cameras offer different body type with the Sony A7 II being a SLR-style mirrorless camera and the Sony A6400 being a Rangefinder-style mirrorless camera.

Before diving through a in-depth comparison, below is a concise overview of how the A7 II matches up against the A6400 when it comes to portability, imaging, features and an overall mark.

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Reasons to pick Sony A7 II over the Sony A6400

 A7 II A6400 
Screen resolution1230k922kCrisper screen (+308k dot)

Reasons to pick Sony A6400 over the Sony A7 II

 A6400 A7 II 
ReleasedJanuary 2019November 2014Newer by 50 months
Selfie screen Easy selfies
Touch friendly screen Quickly navigate

Common features in the Sony A7 II and Sony A6400

 A7 II A6400 
Focus manually More accurate focus
Screen typeTiltingTiltingTilting screen
Screen sizing3"3"Equivalent screen dimensions

Sony A7 II vs Sony A6400 Physical Comparison

For those who are intending to travel with your camera, you have to think about its weight and proportions. The Sony A7 II has outer measurements of 127mm x 96mm x 60mm (5.0" x 3.8" x 2.4") along with a weight of 599 grams (1.32 lbs) while the Sony A6400 has measurements of 120mm x 67mm x 50mm (4.7" x 2.6" x 2.0") with a weight of 403 grams (0.89 lbs).

Check the Sony A7 II and Sony A6400 in our brand new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into consideration, the weight of an ILC will change depending on the lens you are utilising at the time. The following is the front view over all size comparison of the A7 II compared to the A6400.

Sony A7 II vs Sony A6400 size comparison

Taking into account dimensions and weight, the portability grade of the A7 II and A6400 is 69 and 83 respectively.

Sony A7 II vs Sony A6400 top view buttons comparison

Sony A7 II vs Sony A6400 Sensor Comparison

Typically, it is very hard to imagine the gap in sensor dimensions just by going through a spec sheet. The pic below will help give you a better sense of the sensor sizing in the A7 II and A6400.

As you can see, the 2 cameras offer the same exact megapixels albeit different sensor dimensions. The A7 II provides the bigger sensor which will make obtaining shallow depth of field easier. The more aged A7 II will be disadvantaged when it comes to sensor innovation.

Sony A7 II vs Sony A6400 sensor size comparison

Sony A7 II vs Sony A6400 Screen and ViewFinder

Sony A7 II vs Sony A6400 Screen and Viewfinder comparison
Photography Glossary

Photography Type Scores

Portrait Comparison

Sony A7 II Portrait photography factors
Sony A6400 Portrait photography factors
82
manual focus
megapixel count decent (24 megapixels)
great sensor size (Full frame)
features face detection focusing
exports RAW files
81
has manual focus
resolution is good (24MP)
sensor size is decent (APS-C)
features face detect focus
supports RAW files
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Street Comparison

Sony A7 II Street photography information
Sony A6400 Street photography information
80
screen tilts
built in image stabilization (Sensor based 5-axis)
great sensor size (Full frame)
exports RAW files
environment sealing
very good ISO range (25,600)
81
tilting screen
sensor size is decent (APS-C)
supports RAW files
comes with focus by touch
environment proof
above average high ISO (32,000)
does not have image stabilization
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Sports Comparison

Sports photography with Sony A7 II
Sports photography with Sony A6400
74
maximum shutter speed is high (1/8,000 seconds)
built in image stabilization (Sensor based 5-axis)
megapixel count decent (24MP)
great sensor size (Full frame)
features tracking autofocus
environment sealing
has phase detect AF
low fps (5.0 fps)
low battery power (350 CIPA)
76
resolution is good (24 megapixels)
sensor size is decent (APS-C)
features tracking focus
environment proof
comes with phase detect auto focus
does not have image stabilization
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Travel Comparison

Sony A7 II Travel photography highlights
Sony A6400 Travel photography highlights
61
environment sealing
megapixel count decent (24 megapixels)
low battery power (350 shots)
screen isn't selfie friendly
87
environment proof
supports bluetooth
comes with focus by touch
resolution is good (24 megapixels)
flash built-in
screen is selfie friendly
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Landscape Comparison

Sony A7 II Landscape photography details
Sony A6400 Landscape photography details
80
manual focus
swap lenses (Sony E mount)
pretty good screen size (3 inches)
built in image stabilization (Sensor based 5-axis)
megapixel count decent (24MP)
great sensor size (Full frame)
very good ISO range (25,600)
exports RAW files
environment sealing
low battery power (350 shots)
80
has manual focus
interchangeable lenses (Sony E mount)
good sized screen (3")
resolution is good (24MP)
sensor size is decent (APS-C)
above average high ISO (32,000)
supports RAW files
environment proof
does not have image stabilization
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Vlogging Comparison

Sony A7 II Vlogging advice
Sony A6400 Vlogging advice
36
built in image stabilization (Sensor based 5-axis)
features face detection focusing
video resolution high (1920 x 1080 resolution)
has external mic port
screen isn't selfie friendly
80
screen is selfie friendly
built-in touchscreen
features face detect focus
video resolution high (3840 x 2160 pixels)
does have microphone socket
does not have image stabilization
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Sony A7 II vs Sony A6400 Specifications

Detailed spec comparison table for Sony A7 II and Sony A6400
 Sony Alpha A7 IISony Alpha a6400
General Information
Manufacturer Sony Sony
Model Sony Alpha A7 II Sony Alpha a6400
Type Pro Mirrorless Advanced Mirrorless
Revealed 2014-11-20 2019-01-15
Physical type SLR-style mirrorless Rangefinder-style mirrorless
Sensor Information
Processor Bionz X Bionz X
Sensor type CMOS CMOS
Sensor size Full frame APS-C
Sensor measurements 35.8 x 23.9mm 23.5 x 15.6mm
Sensor surface area 855.6mm² 366.6mm²
Sensor resolution 24 megapixels 24 megapixels
Anti aliasing filter
Aspect ratio 3:2 and 16:9 1:1, 3:2 and 16:9
Peak resolution 6000 x 4000 6000 x 4000
Highest native ISO 25600 32000
Highest enhanced ISO 51200 102400
Min native ISO 100 100
RAW files
Min enhanced ISO 50 -
Autofocusing
Focus manually
Touch to focus
Continuous AF
Single AF
AF tracking
AF selectice
AF center weighted
AF multi area
Live view AF
Face detect focusing
Contract detect focusing
Phase detect focusing
Number of focus points 117 425
Lens
Lens mount Sony E Sony E
Available lenses 121 121
Focal length multiplier 1 1.5
Screen
Type of display Tilting Tilting
Display sizing 3 inch 3 inch
Resolution of display 1,230 thousand dots 922 thousand dots
Selfie friendly
Liveview
Touch display
Viewfinder Information
Viewfinder type Electronic Electronic
Viewfinder resolution 2,359 thousand dots 2,359 thousand dots
Viewfinder coverage 100% 100%
Viewfinder magnification 0.71x 0.7x
Features
Min shutter speed 30s 30s
Max shutter speed 1/8000s 1/4000s
Continuous shutter rate 5.0 frames per second 11.0 frames per second
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Change WB
Image stabilization
Inbuilt flash
Flash range no built-in flash 6.00 m (at ISO 100)
Flash options no built-in flash Off, auto, on, slow sync, rear sync, redeye reduction, wireless, hi-speed sync
External flash
AE bracketing
White balance bracketing
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 1920 x 1080 (60p, 60i, 24p), 1440 x 1080 (30p), 640 x 480 (30p) 3840 x 2160 @ 30p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM
Highest video resolution 1920x1080 3840x2160
Video file format MPEG-4, AVCHD, XAVC S MPEG-4, H.264, XAVC-S
Microphone port
Headphone port
Connectivity
Wireless Built-In Built-In
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 599 gr (1.32 lbs) 403 gr (0.89 lbs)
Dimensions 127 x 96 x 60mm (5.0" x 3.8" x 2.4") 120 x 67 x 50mm (4.7" x 2.6" x 2.0")
DXO scores
DXO Overall score 90 83
DXO Color Depth score 24.9 24.0
DXO Dynamic range score 13.6 13.6
DXO Low light score 2449 1431
Other
Battery life 350 photographs 410 photographs
Style of battery Battery Pack Battery Pack
Battery model NP-FW50 NP-FW50
Self timer Yes (2 or 10 sec; continuous (3 or 5 exposures)) Yes
Time lapse feature With downloadable app
Storage type SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo SD/SDHC/SDXC/Memory Stick DUO (UHS-I compliant)
Card slots 1 1
Retail cost $1,456 $898