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Sony TX66 vs Sony A99

Portability
97
Imaging
42
Features
51
Overall
45
Sony Cyber-shot DSC-TX66 front
 
Sony SLT-A99 front
Portability
57
Imaging
69
Features
88
Overall
76

Sony TX66 vs Sony A99 Key Specs

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
  • Released February 2012
Sony A99
(Full Review)
  • 24MP - Full frame Sensor
  • 3" Fully Articulated Display
  • ISO 100 - 25600
  • Sensor based Image Stabilization
  • 1/8000s Max Shutter
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 812g - 147 x 111 x 78mm
  • Launched December 2012
  • Earlier Model is Sony A900
  • Refreshed by Sony A99 II
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Sony TX66 vs Sony A99 Overview

Lets take a closer look at the Sony TX66 and Sony A99, one being a Ultracompact and the other is a Advanced DSLR and both of them are sold by Sony. There exists a huge gap among the image resolutions of the TX66 (18MP) and A99 (24MP) and the TX66 (1/2.3") and A99 (Full frame) posses different sensor size.

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The TX66 was introduced 9 months earlier than the A99 which means that they are both of a similar generation. Both the cameras feature different body design with the Sony TX66 being a Ultracompact camera and the Sony A99 being a Mid-size SLR camera.

Before diving straight to a detailed comparison, here is a brief overview of how the TX66 matches up against the A99 for portability, imaging, features and an overall grade.

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Reasons to pick Sony TX66 over the Sony A99

 TX66 A99 
Display size3.3"3"Larger display (+0.3")
Display resolution1230k1229kSharper display (+1k dot)
Touch display Easily navigate

Reasons to pick Sony A99 over the Sony TX66

 A99 TX66 
LaunchedDecember 2012February 2012More recent by 9 months
Display typeFully ArticulatedFixed Fully Articulating display
Selfie screen Take selfies

Common features in the Sony TX66 and Sony A99

 TX66 A99 
Focus manually More accurate focus

Sony TX66 vs Sony A99 Physical Comparison

If you are aiming to lug around your camera, you need to consider its weight and proportions. The Sony TX66 has outer dimensions of 93mm x 54mm x 13mm (3.7" x 2.1" x 0.5") along with a weight of 109 grams (0.24 lbs) whilst the Sony A99 has measurements of 147mm x 111mm x 78mm (5.8" x 4.4" x 3.1") having a weight of 812 grams (1.79 lbs).

See the Sony TX66 and Sony A99 in the new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into consideration, the weight of an Interchangeable Lens Camera will differ dependant on the lens you have at the time. Following is a front view scale comparison of the TX66 and the A99.

Sony TX66 vs Sony A99 size comparison

Taking into consideration dimensions and weight, the portability score of the TX66 and A99 is 97 and 57 respectively.

Sony TX66 vs Sony A99 top view buttons comparison

Sony TX66 vs Sony A99 Sensor Comparison

Sometimes, it is tough to picture the difference in sensor measurements simply by researching technical specs. The graphic underneath will help give you a stronger sense of the sensor sizes in the TX66 and A99.

As you have seen, each of the cameras come with different megapixel count and different sensor measurements. The TX66 having a smaller sensor is going to make getting shallow depth of field harder and the Sony A99 will render more detail using its extra 6MP. Greater resolution will also allow you to crop images a good deal more aggressively. The older TX66 will be disadvantaged with regard to sensor innovation.

Sony TX66 vs Sony A99 sensor size comparison

Sony TX66 vs Sony A99 Screen and ViewFinder

Sony TX66 vs Sony A99 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Sony TX66 as a Portrait photography camera
Sony A99 as a Portrait photography camera
42
focusing manually
good resolution (18 megapixels)
features face detect autofocus
no manual exposure
can't use external flash
tiny sensor (1/2.3")
no RAW files
81
has manual focus
megapixel count good (24 megapixels)
large sensor size (Full frame)
offers face detection focus
supports RAW files
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Street Comparison

Sony TX66 Street photography highlights
Sony A99 Street photography highlights
64
image stabilization (Optical)
has focus via touch
screen does not articulate
tiny sensor (1/2.3")
no RAW files
75
fully articulated screen
built in image stabilization (Sensor based)
large sensor size (Full frame)
supports RAW files
weather sealing
good high ISO (25,600)
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Sports Comparison

Sports photography with Sony TX66
Sports photography with Sony A99
49
image stabilization (Optical)
good resolution (18 megapixels)
features tracking focus
good battery pack (250 shots)
no shutter priority
tiny sensor (1/2.3")
no phase detect autofocus
78
great max shutter speed (1/8,000s)
built in image stabilization (Sensor based)
megapixel count good (24 megapixels)
large sensor size (Full frame)
offers tracking autofocus
weather sealing
comes with phase detect auto focus
bad battery pack (500 per charge)
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Travel Comparison

Travel photography with Sony TX66
Travel photography with Sony A99
72
good battery pack (250 per charge)
has focus via touch
good resolution (18 megapixels)
flash built-in
quite wide (26mm)
no Time Lapse recording
display isn't selfie friendly
sluggish maximum aperture (f3.5)
60
weather sealing
megapixel count good (24MP)
selfie friendly screen
doesn't have Timelapse recording
bad battery pack (500 CIPA)
Photography Glossary

Landscape Comparison

Sony TX66 Landscape photography highlights
Sony A99 Landscape photography highlights
51
focusing manually
quite wide (26mm)
screen is a good size (3.3 inches)
image stabilization (Optical)
good resolution (18MP)
good battery pack (250 CIPA)
fixed lens (fixed lens mount)
sluggish maximum aperture (f3.5)
no manual exposure
tiny sensor (1/2.3")
no RAW files
no Time Lapse recording
74
has manual focus
switch lenses (Sony/Minolta Alpha mount)
pretty good screen size (3 inch)
built in image stabilization (Sensor based)
megapixel count good (24 megapixels)
large sensor size (Full frame)
good high ISO (25,600)
supports RAW files
weather sealing
has dual storage slots
bad battery pack (500 CIPA)
doesn't have Timelapse recording
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Vlogging Comparison

Sony TX66 as a Vlogging camera
Sony A99 as a Vlogging camera
36
quite wide (26mm)
has touchscreen
image stabilization (Optical)
features face detect autofocus
high video quality (1920 x 1080 pixels)
sluggish maximum aperture (f3.5)
display isn't selfie friendly
no mic support
76
selfie friendly screen
built in image stabilization (Sensor based)
offers face detection focus
high quality video (1920 x 1080 resolution)
does have external microphone jack
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Sony TX66 vs Sony A99 Specifications

Detailed spec comparison table for Sony TX66 and Sony A99
 Sony Cyber-shot DSC-TX66Sony SLT-A99
General Information
Brand Name Sony Sony
Model Sony Cyber-shot DSC-TX66 Sony SLT-A99
Category Ultracompact Advanced DSLR
Released 2012-02-28 2012-12-12
Body design Ultracompact Mid-size SLR
Sensor Information
Chip BIONZ Bionz
Sensor type BSI-CMOS CMOS
Sensor size 1/2.3" Full frame
Sensor measurements 6.17 x 4.55mm 35.8 x 23.8mm
Sensor area 28.1mm² 852.0mm²
Sensor resolution 18 megapixels 24 megapixels
Anti aliasing filter
Aspect ratio 4:3 and 16:9 3:2 and 16:9
Peak resolution 4896 x 3672 6000 x 4000
Highest native ISO 12800 25600
Min native ISO 80 100
RAW format
Autofocusing
Manual focus
Touch focus
Autofocus continuous
Autofocus single
Tracking autofocus
Autofocus selectice
Center weighted autofocus
Multi area autofocus
Live view autofocus
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Number of focus points - 19
Cross focus points - 11
Lens
Lens mount fixed lens Sony/Minolta Alpha
Lens focal range 26-130mm (5.0x) -
Maximal aperture f/3.5-4.8 -
Macro focus range 1cm -
Amount of lenses - 143
Crop factor 5.8 1
Screen
Display type Fixed Type Fully Articulated
Display size 3.3 inch 3 inch
Display resolution 1,230k dot 1,229k dot
Selfie friendly
Liveview
Touch capability
Display tech XtraFine TruBlack OLED display TFT Xtra Fine color LCD
Viewfinder Information
Viewfinder None Electronic
Viewfinder resolution - 2,359k dot
Viewfinder coverage - 100 percent
Viewfinder magnification - 0.71x
Features
Min shutter speed 30 secs 30 secs
Max shutter speed 1/4000 secs 1/8000 secs
Continuous shutter speed 10.0 frames/s 10.0 frames/s
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation - Yes
Change white balance
Image stabilization
Integrated flash
Flash range 3.10 m no built-in flash
Flash options Auto, On, Off, Slow Sync, Rear Slow Sync Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless
External flash
AE bracketing
White balance bracketing
Max flash sync - 1/250 secs
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
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) 1920 x 1080 (60, 24 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps)
Highest video resolution 1920x1080 1920x1080
Video file format MPEG-4, AVCHD MPEG-4, AVCHD, H.264
Microphone input
Headphone input
Connectivity
Wireless None None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None BuiltIn
Physical
Environment seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 109 gr (0.24 lbs) 812 gr (1.79 lbs)
Physical dimensions 93 x 54 x 13mm (3.7" x 2.1" x 0.5") 147 x 111 x 78mm (5.8" x 4.4" x 3.1")
DXO scores
DXO Overall score not tested 89
DXO Color Depth score not tested 25.0
DXO Dynamic range score not tested 14.0
DXO Low light score not tested 1555
Other
Battery life 250 shots 500 shots
Style of battery Battery Pack Battery Pack
Battery model NP-BN NP-FM500H
Self timer Yes (2 or 10 sec, Portrait 1/2) Yes (2 or 10 sec)
Time lapse feature
Storage media Memory Stick Duo/Pro Duo/Pro-HG Duo, microSD/microSDHC Memory Stick PRO Duo/Pro-HG Duo; SD, SDHC and SDXC
Storage slots One Two
Price at release $350 $1,998