Sony a7 II vs Sony a77 II

This is a full comparison between the cameras Sony a7 II and Sony a77 II. We compare them by looking at the categories you see below.

Manufacturing

These cameras are both manufactured by Sony.

Type of camera

Sensors / crop factor

These cameras have different sensors. Sony a7 II has a "Sony Full Frame"-sensor while Sony a77 II has a "Sony APS-C"-sensor, and their difference in sensors will also affect the crop factor and experience focal length. See the table below.

** 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)

Resolution

Both these cameras have the exact same resolution. Sony a7 II has a 24 MP (Megapixels) resolution while Sony a77 II has 24 MP. If we break down this in more detail this is the data behind the numbers:

ISO range

Sony a77 II has a larger ISO-range than Sony a7 II. Sony a77 II has an ISO range that stretches from 100 to 51200 while Sony a7 II has 100 to 25600.

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 a7 II
Lens compatibility chart for Sony a77 II

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Sony a7 II can shoot up to 5 pictures per seconds and Sony a77 II can shoot up to 12 pictures per seconds.

Ability to record movies

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

In this case, both Sony a7 II and Sony a77 II 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 8% heavier than Sony a7 II and its 599 gr (or 1.32 lb).

Sony a7 II vs Sony a77 II Specs

Below you will find the complete and detailed technical specs for both Sony a7 II and Sony a77 II, 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 a7 II	Sony a77 II
Name	Sony a7 II	Sony a77 II
Manufacturer	Sony	Sony
Release Date and Price	Sony a7 II	Sony a77 II
Release Year	2014	2014
Release Date	2014-11-20	2014-05-01
MSRP	1699 USD	1199 USD
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Camera Type	Sony a7 II	Sony a77 II
Camera Type	Mirrorless	SLT
Sensor	Sony a7 II	Sony a77 II
Sensor Size	Full Frame (approx 36 x 24 mm)	APS-C (approx 23.5 x 15.6 mm)
Sensor Type	CMOS	CMOS
Resolution	6000 x 4000 pixels	6000 x 4000 pixels
Megapixels	24 MP	24 MP
Image Processor	Bionz X	Bionz X
Image	Sony a7 II	Sony a77 II
ISO Range	100 - 25600	100 - 51200
White Balance Presets	10	9
Custom White Balance	Yes	Yes
Image Stabilization	Yes (Sensor-Shift)	Yes (Sensor-Shift)
Image Stabilization CIPA Rating	4.5 stops	0 stops
Uncompressed format	RAW	RAW
Optics & Focus	Sony a7 II	Sony a77 II
Autofocus Motor	Yes	Yes
Autofocus	Contract Detect (sensor) Phase Detect Multi Area Center Selective Single Point Single Continuous Face Detection LiveView	Contract Detect (sensor) Phase Detect Multi Area Center Selective Single Point Tracking Single Continuous Face Detection LiveView
Focus Points	117	79
Lens Mount	Sony E See Compatible Lenses	Sony A 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	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
Screen & Viewfinder	Sony a7 II	Sony a77 II
Articulated LCD	Tilting	Fully articulated
Screen size	3”	3”
Screen dots	1230000	1229000
Touch screen	No	No
Screen type	Xtra Fine LCD	WhiteMagic TFT
Live view	Yes	Yes
Viewfinder Type	Electronic	Electronic
Viewfinder Coverage	100%	100%
Viewfinder Magnification	0.71x	1.09× (0.73× 35mm equiv.)
Viewfinder Resolution	N/A	N/A
Photography features	Sony a7 II	Sony a77 II
Frames per second	5 fps	12 fps
Minimum Shutter Speed	30 seconds	30 seconds
Maximum Shutter Speed	1/8000 seconds	1/8000 seconds
Built-in Flash	No	Yes
Built-in Flash Range	N/A	12 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, 1/2 EV steps)
Videography features	Sony a7 II	Sony a77 II
Video recording	Yes	Yes
Video format	MPEG4 XAVC-S AVCHD	MPEG4 AVCHD
Video resolution	1440 x 1080 1920 x 1080	1440 x 1080 1920 x 1080
Built-in Microphone	Yes	Yes
Built-in Speakers	Yes	Yes
Storage	Sony a7 II	Sony a77 II
Memory Card	Memory Stick Pro Duo SD/SDHC	Memory Stick Pro Duo SD/SDHC
Connectivity	Sony a7 II	Sony a77 II
HDMI Output	Yes	Yes
Microphone Port	Yes	Yes
Headphone Port	Yes	No
Wireless	Yes Built-in (with NFC and wireless control via PlayMemories Mobile app)	Yes Built-in (802.11b/g/n with NFC)
Remote Control	Yes (wired)	Yes (wired, wireless, or smartphone)
GPS	No	No
Body & Dimensions	Sony a7 II	Sony a77 II
Enviromentally sealed	No	Yes
Battery	Battery Pack	Battery Pack
Battery Details	NP-FW50 lithium-ion battery and charger	NP-FM500H lithium-ion battery and charger
Battery Life (CIPA)	350 shots	480 shots
Width	127 mm	143 mm
Height	96 mm	104 mm
Depth	60 mm	81 mm
Weight	599 gram	647 gram