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Sony A9 vs Sony TX66

Portability
65
Imaging
73
Features
93
Overall
81
Sony Alpha A9 front
 
Sony Cyber-shot DSC-TX66 front
Portability
97
Imaging
42
Features
51
Overall
45

Sony A9 vs Sony TX66 Key Specs

Sony A9
(Full Review)
  • 24MP - Full frame Sensor
  • 3" Tilting Display
  • ISO 100 - 51200 (Bump to 204800)
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Maximum Shutter
  • 3840 x 2160 video
  • Sony E Mount
  • 673g - 127 x 96 x 63mm
  • Launched April 2017
  • Updated by Sony A9 II
Sony TX66
(Full Review)
  • 18MP - 1/2.3" Sensor
  • 3.3" Fixed Display
  • ISO 80 - 12800
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 26-130mm (F3.5-4.8) lens
  • 109g - 93 x 54 x 13mm
  • Launched February 2012
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Sony A9 vs Sony TX66 Overview

In this article, we are contrasting the Sony A9 versus Sony TX66, former is a Pro Mirrorless while the other is a Ultracompact and both of them are sold by Sony. There exists a large gap among the image resolutions of the A9 (24MP) and TX66 (18MP) and the A9 (Full frame) and TX66 (1/2.3") come with totally different sensor measurements.

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The A9 was released 5 years after the TX66 which is a fairly serious difference as far as camera technology is concerned. Both of these cameras offer different body type with the Sony A9 being a SLR-style mirrorless camera and the Sony TX66 being a Ultracompact camera.

Before diving through a in-depth comparison, below is a concise highlight of how the A9 scores versus the TX66 in terms of portability, imaging, features and an overall score.

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Reasons to pick Sony A9 over the Sony TX66

 A9 TX66 
LaunchedApril 2017February 2012More modern by 63 months
Display typeTiltingFixed Tilting display
Display resolution1440k1230kClearer display (+210k dot)

Reasons to pick Sony TX66 over the Sony A9

 TX66 A9 
Display sizing3.3"3"Larger display (+0.3")

Common features in the Sony A9 and Sony TX66

 A9 TX66 
Focus manually Dial precise focusing
Selfie screen No selfie screen
Touch friendly display Easily navigate

Sony A9 vs Sony TX66 Physical Comparison

If you are intending to carry around your camera, you need to take into account its weight and volume. The Sony A9 enjoys outside dimensions of 127mm x 96mm x 63mm (5.0" x 3.8" x 2.5") and a weight of 673 grams (1.48 lbs) while the Sony TX66 has sizing of 93mm x 54mm x 13mm (3.7" x 2.1" x 0.5") having a weight of 109 grams (0.24 lbs).

Look at the Sony A9 versus Sony TX66 in our brand new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an ILC will change dependant on the lens you have at that time. Here is the front view dimensions comparison of the A9 versus the TX66.

Sony A9 vs Sony TX66 size comparison

Taking into account dimensions and weight, the portability grade of the A9 and TX66 is 65 and 97 respectively.

Sony A9 vs Sony TX66 top view buttons comparison

Sony A9 vs Sony TX66 Sensor Comparison

Normally, its hard to see the contrast in sensor sizes simply by looking through a spec sheet. The pic here should provide you a greater sense of the sensor dimensions in the A9 and TX66.

Clearly, the 2 cameras enjoy different megapixels and different sensor sizes. The A9 due to its larger sensor will make shooting shallow DOF simpler and the Sony A9 will render greater detail as a result of its extra 6 Megapixels. Greater resolution will help you crop photos far more aggressively. The fresher A9 will have a benefit with regard to sensor innovation.

Sony A9 vs Sony TX66 sensor size comparison

Sony A9 vs Sony TX66 Screen and ViewFinder

Sony A9 vs Sony TX66 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Sony A9 Portrait photography advice
Sony TX66 Portrait photography advice
83
focusing manually
decent MP (24 megapixels)
sensor size is great (Full frame)
provides face detection focus
delivers RAW files
42
manual focus
good MP (18 megapixels)
includes face detection autofocus
no manual control
can't use external flash
very small sensor (1/2.3")
lack of RAW files
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Street Comparison

Sony A9 as a Street photography camera
Sony TX66 as a Street photography camera
79
screen tilts up and down
image stabilization (Sensor based 5-axis)
sensor size is great (Full frame)
delivers RAW files
provides touch to focus
environment proof
very good ISO range (51,200)
64
image stabilization (Optical)
includes touch focus
fixed screen
very small sensor (1/2.3")
lack of RAW files
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Sports Comparison

Sony A9 Sports photography advice
Sony TX66 Sports photography advice
86
maximum shutter speed is high (1/8,000s)
silent shooting (1/32,000s)
fast shooting (20.0 fps)
image stabilization (Sensor based 5-axis)
decent MP (24MP)
sensor size is great (Full frame)
provides tracking autofocus
environment proof
great battery life (650 CIPA)
comes with phase detect auto focus
49
image stabilization (Optical)
good MP (18MP)
includes tracking autofocus
better than average battery power (250 shots)
no shutter priority
very small sensor (1/2.3")
lack of phase detect autofocus
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Travel Comparison

Travel photography with Sony A9
Travel photography with Sony TX66
73
great battery life (650 per charge)
environment proof
supports bluetooth
provides touch to focus
decent MP (24 megapixels)
does not have selfie friendly screen
72
better than average battery power (250 per charge)
includes touch focus
good MP (18 megapixels)
has built in flash
quite wide (26mm)
no Time Lapse mode
display isn't selfie friendly
somewhat slow maximum aperture (f3.5)
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Landscape Comparison

Sony A9 Landscape photography info
Sony TX66 Landscape photography info
85
focusing manually
swap lenses (Sony E mount)
screen size is good (3 inch)
image stabilization (Sensor based 5-axis)
decent MP (24MP)
sensor size is great (Full frame)
very good ISO range (51,200)
delivers RAW files
environment proof
great battery life (650 CIPA)
has double storage slots
51
manual focus
quite wide (26mm)
good sized screen (3.3 inches)
image stabilization (Optical)
good MP (18 megapixels)
better than average battery power (250 shots)
fixed lens (fixed lens mount)
somewhat slow maximum aperture (f3.5)
no manual control
very small sensor (1/2.3")
lack of RAW files
no Time Lapse mode
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Vlogging Comparison

Sony A9 as a Vlogging camera
Sony TX66 as a Vlogging camera
36
touchscreen enabled
image stabilization (Sensor based 5-axis)
provides face detection focus
video resolution high (3840 x 2160 resolution)
does have external mic port
does not have selfie friendly screen
36
quite wide (26mm)
built-in touchscreen
image stabilization (Optical)
includes face detection autofocus
video resolution high (1920 x 1080 pxls)
somewhat slow maximum aperture (f3.5)
display isn't selfie friendly
no external mic socket
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Sony A9 vs Sony TX66 Specifications

Detailed spec comparison table for Sony A9 and Sony TX66
 Sony Alpha A9Sony Cyber-shot DSC-TX66
General Information
Brand Name Sony Sony
Model Sony Alpha A9 Sony Cyber-shot DSC-TX66
Category Pro Mirrorless Ultracompact
Launched 2017-04-19 2012-02-28
Physical type SLR-style mirrorless Ultracompact
Sensor Information
Chip BIONZ X BIONZ
Sensor type BSI-CMOS BSI-CMOS
Sensor size Full frame 1/2.3"
Sensor dimensions 35.6 x 23.8mm 6.17 x 4.55mm
Sensor area 847.3mm² 28.1mm²
Sensor resolution 24MP 18MP
Anti aliasing filter
Aspect ratio 3:2 and 16:9 4:3 and 16:9
Highest resolution 6000 x 4000 4896 x 3672
Highest native ISO 51200 12800
Highest boosted ISO 204800 -
Minimum native ISO 100 80
RAW files
Minimum boosted ISO 50 -
Autofocusing
Manual focus
AF touch
Continuous AF
AF single
AF tracking
Selective AF
AF center weighted
AF multi area
AF live view
Face detect focusing
Contract detect focusing
Phase detect focusing
Number of focus points 693 -
Cross focus points - -
Lens
Lens mount Sony E fixed lens
Lens focal range - 26-130mm (5.0x)
Max aperture - f/3.5-4.8
Macro focus range - 1cm
Amount of lenses 121 -
Focal length multiplier 1 5.8
Screen
Type of display Tilting Fixed Type
Display size 3 inch 3.3 inch
Resolution of display 1,440 thousand dots 1,230 thousand dots
Selfie friendly
Liveview
Touch functionality
Display technology - XtraFine TruBlack OLED display
Viewfinder Information
Viewfinder Electronic None
Viewfinder resolution 3,686 thousand dots -
Viewfinder coverage 100% -
Viewfinder magnification 0.78x -
Features
Lowest shutter speed 30s 30s
Highest shutter speed 1/8000s 1/4000s
Highest quiet shutter speed 1/32000s -
Continuous shooting rate 20.0fps 10.0fps
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes -
Custom WB
Image stabilization
Inbuilt flash
Flash range no built-in flash 3.10 m
Flash modes Flash off, Autoflash, Fill-flash, Slow Sync., Rear Sync., Red-eye reduction, Wireless, Hi-speed sync Auto, On, Off, Slow Sync, Rear Slow Sync
Hot shoe
Auto exposure bracketing
White balance bracketing
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions - 1920 x 1080 (60 fps), 1440 x 1080 (60, 30 fps), 1280 x 720 (30 fps), 640 x 480 (30 fps)
Highest video resolution 3840x2160 1920x1080
Video data format MPEG-4, AVCHD, H.264 MPEG-4, AVCHD
Mic port
Headphone port
Connectivity
Wireless Built-In None
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 673g (1.48 lbs) 109g (0.24 lbs)
Dimensions 127 x 96 x 63mm (5.0" x 3.8" x 2.5") 93 x 54 x 13mm (3.7" x 2.1" x 0.5")
DXO scores
DXO All around score 92 not tested
DXO Color Depth score 24.9 not tested
DXO Dynamic range score 13.3 not tested
DXO Low light score 3517 not tested
Other
Battery life 650 pictures 250 pictures
Form of battery Battery Pack Battery Pack
Battery model NP-FZ100 NP-BN
Self timer Yes (2, 5, 10 secs + continuous) Yes (2 or 10 sec, Portrait 1/2)
Time lapse recording
Storage type Dual SD/SDHC/SDXC slots (UHS-II compatible) Memory Stick Duo/Pro Duo/Pro-HG Duo, microSD/microSDHC
Card slots Dual One
Cost at launch $4,498 $350