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Sony TX100V vs Sony A77

Portability
95
Imaging
39
Features
40
Overall
39
Sony Cyber-shot DSC-TX100V front
 
Sony SLT-A77 front
Portability
59
Imaging
63
Features
83
Overall
71

Sony TX100V vs Sony A77 Key Specs

Sony TX100V
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3.5" Fixed Display
  • ISO 125 - 3200
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 25-100mm (F3.5-4.6) lens
  • 147g - 97 x 59 x 18mm
  • Revealed January 2011
Sony A77
(Full Review)
  • 24MP - APS-C Sensor
  • 3" Fully Articulated Display
  • ISO 50 - 16000 (Raise to 25600)
  • Sensor based Image Stabilization
  • 1/8000s Max Shutter
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 732g - 143 x 104 x 81mm
  • Revealed October 2011
  • Succeeded the Sony A700
  • Refreshed by Sony A77 II
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Sony TX100V vs Sony A77 Overview

The following is a detailed assessment of the Sony TX100V and Sony A77, one is a Ultracompact and the other is a Advanced DSLR and both are sold by Sony. There is a big difference among the image resolutions of the TX100V (16MP) and A77 (24MP) and the TX100V (1/2.3") and A77 (APS-C) feature different sensor size.

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The TX100V was manufactured 9 months earlier than the A77 and they are of a similar generation. The two cameras come with different body type with the Sony TX100V being a Ultracompact camera and the Sony A77 being a Mid-size SLR camera.

Before diving in to a complete comparison, below is a brief highlight of how the TX100V grades against the A77 with regards to portability, imaging, features and an overall mark.

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Reasons to pick Sony TX100V over the Sony A77

 TX100V A77 
Display dimension3.5"3"Larger display (+0.5")
Display resolution1229k921kClearer display (+308k dot)
Touch display Easily navigate

Reasons to pick Sony A77 over the Sony TX100V

 A77 TX100V 
RevealedOctober 2011January 2011Newer by 9 months
Focus manually More exact focusing
Display typeFully ArticulatedFixed Fully Articulating display
Selfie screen Easy selfies

Common features in the Sony TX100V and Sony A77

 TX100V A77 

Sony TX100V vs Sony A77 Physical Comparison

In case you're looking to travel with your camera often, you will have to take into account its weight and dimensions. The Sony TX100V has got external dimensions of 97mm x 59mm x 18mm (3.8" x 2.3" x 0.7") with a weight of 147 grams (0.32 lbs) and the Sony A77 has dimensions of 143mm x 104mm x 81mm (5.6" x 4.1" x 3.2") accompanied by a weight of 732 grams (1.61 lbs).

Take a look at the Sony TX100V and Sony A77 in the latest Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an Interchangeable Lens Camera will change depending on the lens you are using during that time. Here is the front view dimension comparison of the TX100V versus the A77.

Sony TX100V vs Sony A77 size comparison

Considering size and weight, the portability grade of the TX100V and A77 is 95 and 59 respectively.

Sony TX100V vs Sony A77 top view buttons comparison

Sony TX100V vs Sony A77 Sensor Comparison

Often, it is tough to visualize the difference in sensor dimensions purely by checking out technical specs. The pic underneath might offer you a more clear sense of the sensor dimensions in the TX100V and A77.

As you can tell, each of the cameras have got different megapixel count and different sensor dimensions. The TX100V because of its smaller sensor is going to make achieving shallow DOF harder and the Sony A77 will show more detail due to its extra 8MP. Greater resolution will also let you crop pics much more aggressively. The more aged TX100V will be behind when it comes to sensor innovation.

Sony TX100V vs Sony A77 sensor size comparison

Sony TX100V vs Sony A77 Screen and ViewFinder

Sony TX100V vs Sony A77 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Sony TX100V as a Portrait photography camera
Sony A77 as a Portrait photography camera
30
decent sensor resolution (16 megapixels)
manual focus not available
manual exposure not available
no external flash support
tiny sensor (1/2.3")
lacks RAW files
77
has manual focus
resolution is good (24MP)
sensor size is decent (APS-C)
has face detection focusing
supports RAW files
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Street Comparison

Sony TX100V as a Street photography camera
Sony A77 as a Street photography camera
60
built in image stabilization (Optical)
comes with focus via touch
screen is fixed
tiny sensor (1/2.3")
lacks RAW files
heavier than competition in class (147 grams)
74
fully articulated screen
has image stabilization (Sensor based)
sensor size is decent (APS-C)
supports RAW files
weather proofing
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Sports Comparison

Sony TX100V as a Sports photography camera
Sony A77 as a Sports photography camera
39
built in image stabilization (Optical)
decent sensor resolution (16MP)
lack of shutter priority mode
tiny sensor (1/2.3")
lacks phase detect AF
74
high shutter speed (1/8,000s)
has image stabilization (Sensor based)
resolution is good (24MP)
sensor size is decent (APS-C)
weather proofing
has phase detect AF
not so great battery pack (470 CIPA)
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Travel Comparison

Sony TX100V Travel photography info
Sony A77 Travel photography info
65
comes with focus via touch
decent sensor resolution (16 megapixels)
flash built-in
pretty wide (25mm)
does not have Time Lapse mode
heavier than competition in class (147 grams)
does not posses selfie friendly screen
slow maximum aperture (f3.5)
62
weather proofing
resolution is good (24MP)
built-in flash
screen is selfie friendly
does not have Time Lapse function
not so great battery pack (470 shots)
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Landscape Comparison

Landscape photography with Sony TX100V
Landscape photography with Sony A77
43
pretty wide (25mm)
bigger than average screen (3.5 inch)
built in image stabilization (Optical)
decent sensor resolution (16 megapixels)
manual focus not available
fixed lens (fixed lens mount)
slow maximum aperture (f3.5)
manual exposure not available
tiny sensor (1/2.3")
lacks RAW files
does not have Time Lapse mode
71
has manual focus
switch lenses (Sony/Minolta Alpha mount)
screen is a good size (3 inches)
has image stabilization (Sensor based)
resolution is good (24 megapixels)
sensor size is decent (APS-C)
supports RAW files
weather proofing
not so great battery pack (470 shots)
does not have Time Lapse function
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Vlogging Comparison

Sony TX100V Vlogging highlights
Sony A77 Vlogging highlights
32
pretty wide (25mm)
screen is touchscreen
built in image stabilization (Optical)
high quality video (1920 x 1080 pixels)
slow maximum aperture (f3.5)
does not posses selfie friendly screen
does not have external mic socket
heavier than competition in class (147g)
76
screen is selfie friendly
has image stabilization (Sensor based)
has face detection focusing
high quality video (1920 x 1080 pixels)
has external mic support
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Sony TX100V vs Sony A77 Specifications

Detailed spec comparison table for Sony TX100V and Sony A77
 Sony Cyber-shot DSC-TX100VSony SLT-A77
General Information
Company Sony Sony
Model Sony Cyber-shot DSC-TX100V Sony SLT-A77
Category Ultracompact Advanced DSLR
Revealed 2011-01-06 2011-10-25
Physical type Ultracompact Mid-size SLR
Sensor Information
Powered by BIONZ Bionz
Sensor type BSI-CMOS CMOS
Sensor size 1/2.3" APS-C
Sensor dimensions 6.17 x 4.55mm 23.5 x 15.6mm
Sensor surface area 28.1mm² 366.6mm²
Sensor resolution 16 megapixels 24 megapixels
Anti aliasing filter
Aspect ratio 4:3 and 16:9 3:2 and 16:9
Peak resolution 4608 x 3456 6000 x 4000
Highest native ISO 3200 16000
Highest enhanced ISO - 25600
Min native ISO 125 50
RAW files
Autofocusing
Focus manually
Touch focus
Continuous AF
AF single
Tracking AF
AF selectice
Center weighted AF
AF multi area
Live view AF
Face detect AF
Contract detect AF
Phase detect AF
Number of focus points 9 19
Cross focus points - 11
Lens
Lens mounting type fixed lens Sony/Minolta Alpha
Lens focal range 25-100mm (4.0x) -
Highest aperture f/3.5-4.6 -
Number of lenses - 143
Crop factor 5.8 1.5
Screen
Type of display Fixed Type Fully Articulated
Display sizing 3.5 inches 3 inches
Display resolution 1,229k dots 921k dots
Selfie friendly
Liveview
Touch operation
Display technology XtraFine OLED display with TruBlack technology -
Viewfinder Information
Viewfinder None Electronic
Viewfinder resolution - 2,359k dots
Viewfinder coverage - 100 percent
Viewfinder magnification - 0.73x
Features
Min shutter speed 2s 30s
Max shutter speed 1/1600s 1/8000s
Continuous shutter rate 10.0 frames/s 12.0 frames/s
Shutter priority
Aperture priority
Manual mode
Exposure compensation - Yes
Set WB
Image stabilization
Integrated flash
Flash range 4.00 m 12.00 m
Flash options Auto, On, Off, Slow Sync Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless
Hot shoe
AE bracketing
White balance bracketing
Max flash synchronize - 1/250s
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 (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
Mic 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 BuiltIn BuiltIn
Physical
Environment sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 147 gr (0.32 lbs) 732 gr (1.61 lbs)
Dimensions 97 x 59 x 18mm (3.8" x 2.3" x 0.7") 143 x 104 x 81mm (5.6" x 4.1" x 3.2")
DXO scores
DXO Overall score not tested 78
DXO Color Depth score not tested 24.0
DXO Dynamic range score not tested 13.2
DXO Low light score not tested 801
Other
Battery life - 470 photographs
Form of battery - Battery Pack
Battery model NP-BN1 NP-FM500H
Self timer Yes (2 or 10 sec, Portrait 1/2) Yes (2 or 10 sec)
Time lapse shooting
Storage type SD/SDHC/SDXC/Memory Stick Duo/Memory Stick Pro Duo, Memory Stick Pro-HG Duo SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
Card slots Single Single
Cost at release $380 $900