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Sony A7 III vs Sony QX100

Portability
63
Imaging
74
Features
92
Overall
81
Sony Alpha A7 III front
 
Sony Cyber-shot DSC-QX100 front
Portability
92
Imaging
51
Features
44
Overall
48

Sony A7 III vs Sony QX100 Key Specs

Sony A7 III
(Full Review)
  • 24MP - Full frame Sensor
  • 3" Tilting Screen
  • ISO 100 - 51200 (Push to 204800)
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Maximum Shutter
  • 3840 x 2160 video
  • Sony E Mount
  • 650g - 127 x 96 x 74mm
  • Revealed February 2018
  • Previous Model is Sony A7 II
  • Newer Model is Sony A7 IV
Sony QX100
(Full Review)
  • 20MP - 1" Sensor
  • " Fixed Display
  • ISO 160 - 6400
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 28-100mm (F1.8-4.9) lens
  • 179g - 63 x 63 x 56mm
  • Revealed September 2013
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Sony A7 III vs Sony QX100 Overview

Below is a thorough assessment of the Sony A7 III vs Sony QX100, one being a Pro Mirrorless and the other is a Lens-style and both are built by Sony. The sensor resolution of the A7 III (24MP) and the QX100 (20MP) is fairly well matched but the A7 III (Full frame) and QX100 (1") posses totally different sensor sizing.

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The A7 III was manufactured 4 years later than the QX100 and that is quite a significant gap as far as technology is concerned. Both cameras have different body design with the Sony A7 III being a SLR-style mirrorless camera and the Sony QX100 being a Lens-style camera.

Before getting into a full comparison, here is a brief introduction of how the A7 III matches up vs the QX100 in regards to portability, imaging, features and an overall grade.

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Reasons to pick Sony A7 III over the Sony QX100

 A7 III QX100 
RevealedFebruary 2018September 2013More recent by 55 months
Display typeTiltingFixed Tilting display
Display dimensions3""Larger display (+3")
Display resolution922k0kSharper display (+922k dot)

Reasons to pick Sony QX100 over the Sony A7 III

 QX100 A7 III 

Common features in the Sony A7 III and Sony QX100

 A7 III QX100 
Manual focus Very precise focusing
Selfie screen Lacking selfie screen
Touch friendly display Easily navigate

Sony A7 III vs Sony QX100 Physical Comparison

In case you're going to lug around your camera, you should consider its weight and size. The Sony A7 III offers external measurements of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") along with a weight of 650 grams (1.43 lbs) while the Sony QX100 has specifications of 63mm x 63mm x 56mm (2.5" x 2.5" x 2.2") having a weight of 179 grams (0.39 lbs).

Contrast the Sony A7 III vs Sony QX100 in the new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into consideration, the weight of an Interchangeable Lens Camera will differ based on the lens you are employing during that time. Following is a front view overall size comparison of the A7 III vs the QX100.

Sony A7 III vs Sony QX100 size comparison

Looking at dimensions and weight, the portability rating of the A7 III and QX100 is 63 and 92 respectively.

Sony A7 III vs Sony QX100 top view buttons comparison

Sony A7 III vs Sony QX100 Sensor Comparison

More often than not, it is difficult to see the contrast between sensor measurements merely by reading through a spec sheet. The graphic below should give you a far better sense of the sensor measurements in the A7 III and QX100.

As you can see, the two cameras provide different megapixels and different sensor measurements. The A7 III because of its larger sensor will make getting shallower DOF less difficult and the Sony A7 III will give you extra detail due to its extra 4MP. Greater resolution can also allow you to crop images more aggressively. The fresher A7 III is going to have an advantage in sensor tech.

Sony A7 III vs Sony QX100 sensor size comparison

Sony A7 III vs Sony QX100 Screen and ViewFinder

Sony A7 III vs Sony QX100 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Sony A7 III Portrait photography highlights
Sony QX100 Portrait photography highlights
84
has manual focus
decent sensor resolution (24 megapixels)
sensor size is large (Full frame)
features face detection focusing
supports RAW files
53
manual focus
sensor resolution is decent (20 megapixels)
decent sensor size (1")
has face detect focusing
lack of manual exposure
can't use external flash
lack of RAW format
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Street Comparison

Sony A7 III Street photography advice
Sony QX100 Street photography advice
78
screen tilts up and down
image stabilization (Sensor based 5-axis)
sensor size is large (Full frame)
supports RAW files
supports touch to focus
environment proofing
very good high ISO (51,200)
71
has image stabilization (Optical)
decent sensor size (1")
includes touch focus
no articulating screen
lack of RAW format
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Sports Comparison

Sony A7 III Sports photography advice
Sony QX100 Sports photography advice
87
great max shutter speed (1/8,000s)
image stabilization (Sensor based 5-axis)
decent sensor resolution (24MP)
sensor size is large (Full frame)
features tracking autofocus
environment proofing
great battery pack (610 CIPA)
supports phase detect AF
55
has image stabilization (Optical)
sensor resolution is decent (20MP)
decent sensor size (1")
low battery power (200 shots)
lack of phase detect AF
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Travel Comparison

Sony A7 III as a Travel photography camera
Sony QX100 as a Travel photography camera
73
great battery pack (610 shots)
environment proofing
supports bluetooth
supports touch to focus
decent sensor resolution (24MP)
does not contain selfie friendly screen
69
includes touch focus
sensor resolution is decent (20 megapixels)
pretty wide (28mm)
great maximum aperture (f1.8)
no Time Lapse function
low battery power (200 per charge)
doesn't have a selfie friendly screen
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Landscape Comparison

Sony A7 III Landscape photography information
Sony QX100 Landscape photography information
85
has manual focus
swap lenses (Sony E mount)
decent sized screen (3 inches)
image stabilization (Sensor based 5-axis)
decent sensor resolution (24 megapixels)
sensor size is large (Full frame)
very good high ISO (51,200)
supports RAW files
environment proofing
great battery pack (610 shots)
has double storage slots
54
manual focus
pretty wide (28mm)
great maximum aperture (f1.8)
has image stabilization (Optical)
sensor resolution is decent (20MP)
decent sensor size (1")
lens is fixed (fixed lens mount)
screen is somewhat small (")
lack of manual exposure
lack of RAW format
low battery power (200 shots)
no Time Lapse function
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Vlogging Comparison

Sony A7 III Vlogging info
Sony QX100 Vlogging info
36
touchscreen
image stabilization (Sensor based 5-axis)
features face detection focusing
high quality video (3840 x 2160 pixels)
comes with external mic port
does not contain selfie friendly screen
38
pretty wide (28mm)
great maximum aperture (f1.8)
touch screen
has image stabilization (Optical)
has face detect focusing
high quality video (1920 x 1080 pixels)
doesn't have a selfie friendly screen
no mic support
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Sony A7 III vs Sony QX100 Specifications

Detailed spec comparison table for Sony A7 III and Sony QX100
 Sony Alpha A7 IIISony Cyber-shot DSC-QX100
General Information
Manufacturer Sony Sony
Model Sony Alpha A7 III Sony Cyber-shot DSC-QX100
Category Pro Mirrorless Lens-style
Revealed 2018-02-27 2013-09-05
Physical type SLR-style mirrorless Lens-style
Sensor Information
Processor Chip Bionz X -
Sensor type BSI-CMOS BSI-CMOS
Sensor size Full frame 1"
Sensor dimensions 35.8 x 23.8mm 13.2 x 8.8mm
Sensor area 852.0mm² 116.2mm²
Sensor resolution 24MP 20MP
Anti aliasing filter
Aspect ratio 3:2 and 16:9 1:1, 4:3, 3:2 and 16:9
Full resolution 6000 x 4000 5472 x 3648
Max native ISO 51200 6400
Max boosted ISO 204800 -
Lowest native ISO 100 160
RAW pictures
Lowest boosted ISO 50 -
Autofocusing
Manual focus
Touch focus
AF continuous
Single AF
Tracking AF
Selective AF
Center weighted AF
Multi area AF
AF live view
Face detection AF
Contract detection AF
Phase detection AF
Number of focus points 693 -
Cross focus points - -
Lens
Lens mount Sony E fixed lens
Lens focal range - 28-100mm (3.6x)
Maximal aperture - f/1.8-4.9
Macro focus distance - 5cm
Total lenses 121 -
Crop factor 1 2.7
Screen
Type of screen Tilting Fixed Type
Screen diagonal 3" -
Screen resolution 922k dots 0k dots
Selfie friendly
Liveview
Touch function
Screen technology - Depends on connected smartphone
Viewfinder Information
Viewfinder Electronic None
Viewfinder resolution 2,359k dots -
Viewfinder coverage 100 percent -
Viewfinder magnification 0.78x -
Features
Lowest shutter speed 30s 4s
Highest shutter speed 1/8000s 1/2000s
Continuous shooting rate 10.0 frames/s -
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes -
Custom WB
Image stabilization
Inbuilt flash
Flash range no built-in flash no built-in flash
Flash options no built-in flash None
Hot shoe
AEB
WB bracketing
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions 3840 x 2160 (30p, 24p) 1920 x 1080 (120p, 60p, 60i, 24p), 1440 x 1080 (30p), 640 x 480 (30p) 1920 x 1080 (30 fps)
Max video resolution 3840x2160 1920x1080
Video file format MPEG-4, AVCHD, XAVC S, H.264 MPEG-4
Mic support
Headphone support
Connectivity
Wireless Built-In Built-In
Bluetooth
NFC
HDMI
USB USB 3.1 Gen 1 (5 GBit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 650 gr (1.43 lb) 179 gr (0.39 lb)
Physical dimensions 127 x 96 x 74mm (5.0" x 3.8" x 2.9") 63 x 63 x 56mm (2.5" x 2.5" x 2.2")
DXO scores
DXO All around score 96 not tested
DXO Color Depth score 25.0 not tested
DXO Dynamic range score 14.7 not tested
DXO Low light score 3730 not tested
Other
Battery life 610 images 200 images
Form of battery Battery Pack Battery Pack
Battery model NP-FZ100 NP-BN,
Self timer Yes (2 or 10 sec; continuous (3 or 5 exposures)) Yes (2, 10 secs)
Time lapse feature
Storage type SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo microSD, microSDHC, microSDXC, Memory Stick Micro
Card slots Dual One
Cost at launch $1,998 $268