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Sony TX55 vs Sony A55

Portability
97
Imaging
39
Features
46
Overall
41
Sony Cyber-shot DSC-TX55 front
 
Sony SLT-A55 front
Portability
67
Imaging
56
Features
80
Overall
65

Sony TX55 vs Sony A55 Key Specs

Sony TX55
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3.3" Fixed Display
  • ISO 100 - 3200
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 26-130mm (F3.5-4.8) lens
  • 109g - 93 x 54 x 13mm
  • Introduced July 2011
Sony A55
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Fully Articulated Display
  • ISO 100 - 12800 (Expand to 25600)
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 500g - 124 x 92 x 85mm
  • Released August 2010
  • Replacement is Sony A57
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Sony TX55 vs Sony A55 Overview

Below is a extended review of the Sony TX55 vs Sony A55, former being a Ultracompact while the other is a Entry-Level DSLR and they are both created by Sony. The sensor resolution of the TX55 (16MP) and the A55 (16MP) is very similar but the TX55 (1/2.3") and A55 (APS-C) posses totally different sensor dimensions.

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The TX55 was brought out 12 months later than the A55 and they are both of a similar age. The two cameras feature different body design with the Sony TX55 being a Ultracompact camera and the Sony A55 being a Compact SLR camera.

Before diving straight to a in-depth comparison, here is a simple summary of how the TX55 grades vs the A55 when it comes to portability, imaging, features and an overall grade.

Photography Glossary
	
	

Reasons to pick Sony TX55 over the Sony A55

 TX55 A55 
ReleasedJuly 2011August 2010More recent by 12 months
Display size3.3"3"Larger display (+0.3")
Display resolution1230k921kClearer display (+309k dot)
Touch friendly display Easily navigate

Reasons to pick Sony A55 over the Sony TX55

 A55 TX55 
Display typeFully ArticulatedFixed Fully Articulating display
Selfie screen Take selfies

Common features in the Sony TX55 and Sony A55

 TX55 A55 
Manual focus Very accurate focusing

Sony TX55 vs Sony A55 Physical Comparison

For anybody who is planning to lug around your camera regularly, you have to consider its weight and size. The Sony TX55 has got physical measurements of 93mm x 54mm x 13mm (3.7" x 2.1" x 0.5") with a weight of 109 grams (0.24 lbs) and the Sony A55 has specifications of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") and a weight of 500 grams (1.10 lbs).

Contrast the Sony TX55 vs Sony A55 in our brand new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into account, the weight of an ILC will differ based on the lens you select at the time. Below is a front view scale comparison of the TX55 compared to the A55.

Sony TX55 vs Sony A55 size comparison

Looking at dimensions and weight, the portability grade of the TX55 and A55 is 97 and 67 respectively.

Sony TX55 vs Sony A55 top view buttons comparison

Sony TX55 vs Sony A55 Sensor Comparison

Quite often, it is very tough to see the contrast between sensor measurements simply by reading a spec sheet. The visual below should provide you a much better sense of the sensor measurements in the TX55 and A55.

As you can see, each of these cameras come with the identical megapixel count but not the same sensor measurements. The TX55 has got the tinier sensor which is going to make achieving bokeh trickier. The fresher TX55 will have an advantage when it comes to sensor tech.

Sony TX55 vs Sony A55 sensor size comparison

Sony TX55 vs Sony A55 Screen and ViewFinder

Sony TX55 vs Sony A55 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Sony TX55
Portrait photography with Sony A55
36
focusing manually
good resolution (16MP)
no manual mode
cannot use external flash
tiny sensor size (1/2.3")
lack of RAW support
73
focusing manually
MP count good (16MP)
sensor size is good (APS-C)
features face detection autofocus
supports RAW files
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Street Comparison

Sony TX55 as a Street photography camera
Sony A55 as a Street photography camera
58
image stabilization (Optical)
fixed screen
tiny sensor size (1/2.3")
lack of RAW support
77
screen can move to multiple angles
image stabilization (Sensor based)
sensor size is good (APS-C)
supports RAW files
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Sports Comparison

Sony TX55 Sports photography details
Sony A55 Sports photography details
44
image stabilization (Optical)
good resolution (16MP)
better than average battery pack (250 per charge)
lack of shutter priority mode
tiny sensor size (1/2.3")
lack of phase detect AF
68
image stabilization (Sensor based)
MP count good (16 megapixels)
sensor size is good (APS-C)
has phase detect autofocus
bad battery pack (380 CIPA)
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Travel Comparison

Sony TX55 as a Travel photography camera
Sony A55 as a Travel photography camera
69
better than average battery pack (250 shots)
good resolution (16 megapixels)
flash built-in
decently wide (26mm)
no Time Lapse recording
does not have selfie friendly display
sluggish maximum aperture (f3.5)
62
MP count good (16MP)
has built in flash
display is selfie friendly
no Timelapse mode
bad battery pack (380 per charge)
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Landscape Comparison

Sony TX55 as a Landscape photography camera
Sony A55 as a Landscape photography camera
50
focusing manually
decently wide (26mm)
pretty good screen size (3.3 inches)
image stabilization (Optical)
good resolution (16MP)
better than average battery pack (250 per charge)
cannot change lens (fixed lens mount)
sluggish maximum aperture (f3.5)
no manual mode
tiny sensor size (1/2.3")
lack of RAW support
no Time Lapse recording
67
focusing manually
interchangeable lenses (Sony/Minolta Alpha mount)
screen size is good (3")
image stabilization (Sensor based)
MP count good (16 megapixels)
sensor size is good (APS-C)
supports RAW files
bad battery pack (380 CIPA)
no Timelapse mode
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Vlogging Comparison

Sony TX55 Vlogging info
Sony A55 Vlogging info
34
decently wide (26mm)
touch screen
image stabilization (Optical)
high res video (1920 x 1080 resolution)
sluggish maximum aperture (f3.5)
does not have selfie friendly display
no mic jack
78
display is selfie friendly
image stabilization (Sensor based)
features face detection autofocus
good video quality (1920 x 1080 pixels)
has external microphone support
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Sony TX55 vs Sony A55 Specifications

Detailed spec comparison table for Sony TX55 and Sony A55
 Sony Cyber-shot DSC-TX55Sony SLT-A55
General Information
Brand Name Sony Sony
Model Sony Cyber-shot DSC-TX55 Sony SLT-A55
Category Ultracompact Entry-Level DSLR
Introduced 2011-07-24 2010-08-24
Physical type Ultracompact Compact SLR
Sensor Information
Chip BIONZ Bionz
Sensor type BSI-CMOS CMOS
Sensor size 1/2.3" APS-C
Sensor measurements 6.17 x 4.55mm 23.5 x 15.6mm
Sensor area 28.1mm² 366.6mm²
Sensor resolution 16 megapixels 16 megapixels
Anti aliasing filter
Aspect ratio 4:3 and 16:9 3:2 and 16:9
Highest Possible resolution 4608 x 3456 4912 x 3264
Maximum native ISO 3200 12800
Maximum enhanced ISO - 25600
Lowest native ISO 100 100
RAW data
Autofocusing
Manual focus
Autofocus touch
Autofocus continuous
Single autofocus
Autofocus tracking
Autofocus selectice
Center weighted autofocus
Multi area autofocus
Live view autofocus
Face detect focus
Contract detect focus
Phase detect focus
Number of focus points 9 15
Cross focus points - 3
Lens
Lens mounting type fixed lens Sony/Minolta Alpha
Lens focal range 26-130mm (5.0x) -
Largest aperture f/3.5-4.8 -
Macro focus distance 3cm -
Amount of lenses - 143
Focal length multiplier 5.8 1.5
Screen
Display type Fixed Type Fully Articulated
Display diagonal 3.3 inches 3 inches
Resolution of display 1,230 thousand dots 921 thousand dots
Selfie friendly
Liveview
Touch screen
Display tech XtraFine OLED display -
Viewfinder Information
Viewfinder None Electronic
Viewfinder resolution - 1,150 thousand dots
Viewfinder coverage - 100%
Viewfinder magnification - 0.73x
Features
Min shutter speed 30 secs 30 secs
Max shutter speed 1/1600 secs 1/4000 secs
Continuous shutter rate 10.0 frames per second 10.0 frames per second
Shutter priority
Aperture priority
Expose Manually
Exposure compensation - Yes
Change white balance
Image stabilization
Inbuilt flash
Flash range 3.70 m 10.00 m (@ ISO 100)
Flash settings Auto, On, Off, Slow Sync Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless
Hot shoe
Auto exposure bracketing
White balance bracketing
Max flash synchronize - 1/160 secs
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Video resolutions 1920 x 1080 (60fps), 1440 x 1080 (30fps), 1280 x 720 (30fps), 640 x 480 (30fps) 1920 x 1080 (60, 29.97 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps)
Maximum video resolution 1920x1080 1920x1080
Video file format MPEG-4, AVCHD MPEG-4, AVCHD, H.264
Microphone support
Headphone support
Connectivity
Wireless Eye-Fi Connected Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None BuiltIn
Physical
Environmental sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 109 gr (0.24 pounds) 500 gr (1.10 pounds)
Physical dimensions 93 x 54 x 13mm (3.7" x 2.1" x 0.5") 124 x 92 x 85mm (4.9" x 3.6" x 3.3")
DXO scores
DXO Overall score not tested 73
DXO Color Depth score not tested 23.0
DXO Dynamic range score not tested 12.4
DXO Low light score not tested 816
Other
Battery life 250 images 380 images
Battery style Battery Pack Battery Pack
Battery model NP-BN NP-FW50
Self timer Yes (2 or 10 sec, Portrait 1/2) Yes (2 or 10 sec)
Time lapse shooting
Type of storage microSD/SDHC, Memory Stick Micro SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
Card slots Single Single
Retail price $350 $800