Sony a77 II vs Nikon D100

This is a full comparison between the cameras Sony a77 II and Nikon D100. We compare them by looking at the categories you see below.

Manufacturing

Sony a77 II is manufacturered by Sony but Nikon D100 is from Nikon. Both Sony and Nikon are well known brands though.

Type of camera

Sensors / crop factor

These cameras have different sensors. Sony a77 II has a "Sony APS-C"-sensor while Nikon D100 has a "Nikon DX"-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)
Camera selection can affect the focal length (Nikon)

Resolution

Sony a77 II has a 24 MP (Megapixels) resolution while Nikon D100 has 6 MP. If we break down this in more detail this is the data behind the numbers:

Sony a77 II has a 299 % larger resolution than Nikon D100. 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 a77 II has a larger ISO-range than Nikon D100. Sony a77 II has an ISO range that stretches from 100 to 51200 while Nikon D100 has 200 to 1600.

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 a77 II
Lens compatibility chart for Nikon D100

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 D100 can shoot up to 3 pictures per seconds.

Ability to record movies

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

When comparing these two cameras there is only one of them that can shoot movies and that is Sony a77 II. Unfortunately Nikon D100 does not support recording movies and movie clips.

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 D100 weighs 780 gr (equal to 1.72 lb) which is 21% heavier than Sony a77 II and its 647 gr (or 1.43 lb).

Sony a77 II vs Nikon D100 Specs

Below you will find the complete and detailed technical specs for both Sony a77 II and Nikon D100, 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 D100
Name	Sony a77 II	Nikon D100
Manufacturer	Sony	Nikon
Release Date and Price	Sony a77 II	Nikon D100
Release Year	2014	2002
Release Date	2014-05-01	2002-02-21
MSRP	1199 USD	1999 USD
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Camera Type	Sony a77 II	Nikon D100
Camera Type	SLT	DSLR
Sensor	Sony a77 II	Nikon D100
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	CCD
Resolution	6000 x 4000 pixels	3008 x 2000 pixels
Megapixels	24 MP	6 MP
Image Processor	Bionz X	EXPEED
Image	Sony a77 II	Nikon D100
ISO Range	100 - 51200	200 - 1600
White Balance Presets	9	6
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 D100
Autofocus Motor	Yes	Yes
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 Selective Single Point Single Continuous
Focus Points	79	5
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 D100
Articulated LCD	Fully articulated	Fixed
Screen size	3”	1,8”
Screen dots	1229000	118000
Touch screen	No	No
Screen type	WhiteMagic TFT	N/A
Live view	Yes	No
Viewfinder Type	Electronic	Optical (pentaprism)
Viewfinder Coverage	100%	95%
Viewfinder Magnification	1.09× (0.73× 35mm equiv.)	0.8× (0.53× 35mm equiv.)
Viewfinder Resolution	N/A	N/A
Photography features	Sony a77 II	Nikon D100
Frames per second	12 fps	3 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	11 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 a77 II	Nikon D100
Video recording	Yes	No
Video format	MPEG4 AVCHD	N/A
Video resolution	1440 x 1080 1920 x 1080	N/A
Built-in Microphone	Yes	No
Built-in Speakers	Yes	No
Storage	Sony a77 II	Nikon D100
Memory Card	Memory Stick Pro Duo SD/SDHC	Compact Flash
Connectivity	Sony a77 II	Nikon D100
HDMI Output	Yes	Yes
Microphone Port	Yes	No
Headphone Port	No	No
Wireless	Yes Built-in (802.11b/g/n with NFC)	No
Remote Control	Yes (wired, wireless, or smartphone)	Yes (Via Optional vertical grip or software)
GPS	No	No
Body & Dimensions	Sony a77 II	Nikon D100
Enviromentally sealed	Yes	No
Battery	Battery Pack	Battery Pack
Battery Details	NP-FM500H lithium-ion battery and charger	Nikon EN-EL3 lithium-ion battery
Battery Life (CIPA)	480 shots	N/A
Width	143 mm	144 mm
Height	104 mm	116 mm
Depth	81 mm	81 mm
Weight	647 gram	780 gram