Sony a6100 vs Sony a99 II

This is a full comparison between the cameras Sony a6100 and Sony a99 II. We compare them by looking at the categories you see below.

Manufacturing

These cameras are both manufactured by Sony.

Sony a6100 were released 2019 and Sony a99 II was released 2016. That is a 3 years difference. In tech, this period can be of interest since technology is always improving, etc.

Camera Released
Sony a6100 2019
Sony a99 II 2016

Type of camera

Sensors / crop factor

These cameras have different sensors. Sony a6100 has a "Sony APS-C"-sensor while Sony a99 II has a "Sony Full Frame"-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 a6100 75 mm
Sony APS-C sensor
Crop factor/focal length multiplier by * 1.5
Sony a99 II 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)

Resolution

Sony a6100 has a 24 MP (Megapixels) resolution while Sony a99 II has 42 MP. If we break down this in more detail this is the data behind the numbers:

Camera Megapixels
Sony a6100 24 MP
24000000 pixels
6000 x 4000
Sony a99 II 42 MP
42177408 pixels
7952 x 5304

Sony a99 II has a 76 % larger resolution than Sony a6100. 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 a6100 has a larger ISO-range than Sony a99 II. Sony a6100 has an ISO range that stretches from 100 to 32000 while Sony a99 II has 100 to 25600.

Camera ISO Range
Sony a6100 100-32000
Sony a99 II 100-25600

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 a6100
Lens compatibility chart for Sony a99 II

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Sony a6100 can shoot up to 11 pictures per seconds and Sony a99 II can shoot up to 12 pictures per seconds.

Camera FPS (Frames per second)
Sony a6100 11
Sony a99 II 12

Ability to record movies

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

In this case, both Sony a6100 and Sony a99 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 a99 II weighs 849 gr (equal to 1.87 lb) which is 114% heavier than Sony a6100 and its 396 gr (or 0.87 lb).

Camera Weight
Sony a6100 396 gr
0.87 lb
Sony a99 II 849 gr
1.87 lb

Sony a6100 vs Sony a99 II Specs

Below you will find the complete and detailed technical specs for both Sony a6100 and Sony a99 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 a6100
Sony a99 II
Name Sony a6100 Sony a99 II
Manufacturer Sony Sony
Release Date and Price
Sony a6100
Sony a99 II
Release Year 2019 2016
Release Date 2019-08-28 2016-09-19
MSRP 749 USD 3199 USD
Buy it today
Camera Type
Sony a6100
Sony a99 II
Camera Type Mirrorless SLT
Sensor
Sony a6100
Sony a99 II
Sensor Size APS-C (approx 23.5 x 15.6 mm) Full Frame (approx 36 x 24 mm)
Sensor Type CMOS BSI-CMOS
Resolution 6000 x 4000 pixels 7952 x 5304 pixels
Megapixels 24 MP 42 MP
Image Processor Bionz X Bionz X
Image
Sony a6100
Sony a99 II
ISO Range 100 - 32000 100 - 25600
White Balance Presets 10 10
Custom White Balance Yes Yes
Image Stabilization No Yes
(Sensor-Shift (5-axis for stills and video))
Image Stabilization CIPA Rating 0 stops 0 stops
Uncompressed format RAW RAW
Optics & Focus
Sony a6100
Sony a99 II
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 425 399
Lens Mount Sony E

See Compatible Lenses
Sony A

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
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 a6100
Sony a99 II
Articulated LCD Tilting Tilting
Screen size 3 3
Screen dots 921600 1228800
Touch screen Yes No
Screen type TFT LCD WhiteMagic TFT LCD
Live view Yes Yes
Viewfinder Type Electronic Electronic
Viewfinder Coverage 100% 100%
Viewfinder Magnification 1.07 (0.71 35mm equiv.) 0.78x
Viewfinder Resolution 1440000 N/A
Photography features
Sony a6100
Sony a99 II
Frames per second 11 fps 12 fps
Minimum Shutter Speed 30 seconds 30 seconds
Maximum Shutter Speed 1/4000 seconds 1/8000 seconds
Built-in Flash Yes No
Built-in Flash Range 6 meters N/A
External Flash Yes Yes
Self-Timer Yes Yes
Time-lapse Yes No
Metering modes Multi
Center Weighted
Spot
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 a6100
Sony a99 II
Video recording Yes Yes
Video format MPEG4
H.264
XAVC-S
AVCHD
MPEG4
XAVC-S
AVCHD
Video resolution 1920 x 1080
3840 x 2160
1920 x 1080
3840 x 2160
Built-in Microphone Yes Yes
Built-in Speakers Yes Yes
Storage
Sony a6100
Sony a99 II
Memory Card Memory Stick Pro Duo
SD/SDHC
Memory Stick Pro Duo
SD/SDHC
Connectivity
Sony a6100
Sony a99 II
HDMI Output Yes Yes
Microphone Port Yes Yes
Headphone Port No Yes
Wireless Yes
Built-in (802.11b/g/n + NFC + Bluetooth)
Yes
Built-in (802.11/b/g/n with NFC)
Remote Control Yes (wireless or smartphone) Yes (wired, wireless, or smartphone)
GPS No No
Body & Dimensions
Sony a6100
Sony a99 II
Enviromentally sealed No Yes
Battery Battery Pack Battery Pack
Battery Details NP-FW50 lithium-ion battery & charger
NP-FM500H lithium-ion battery & charger
Battery Life (CIPA) 420 shots 490 shots
Width 120 mm 143 mm
Height 67 mm 104 mm
Depth 59 mm 76 mm
Weight 396 gram 849 gram