Sony TX20 vs Sony A57
Portability
96 Imaging
39 Features
50 Overall
43
96 Imaging
39 Features
50 Overall
43
Portability
64 Imaging
57 Features
85 Overall
68
64 Imaging
57 Features
85 Overall
68
Sony TX20 vs Sony A57 Key Specs
Sony TX20
(Full Review)
(Full Review)
- 16MP - 1/2.3" Sensor
- 3" Fixed Display
- ISO 125 - 3200
- Optical Image Stabilization
- 1920 x 1080 video
- 25-100mm (F3.5-4.6) lens
- 133g - 96 x 56 x 18mm
- Revealed February 2012
Sony A57
(Full Review)
(Full Review)
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Its time to take a closer look at the Sony TX20 vs Sony A57, former being a Ultracompact while the latter is a Entry-Level DSLR and both are manufactured by Sony. The image resolution of the TX20 (16MP) and the A57 (16MP) is pretty similar but the TX20 (1/2.3") and A57 (APS-C) have totally different sensor sizing.
Snapchat Adds Watermarks to AI-Created ImagesThe TX20 was released 6 months before the A57 and they are both of a similar age. Both of the cameras have different body design with the Sony TX20 being a Ultracompact camera and the Sony A57 being a Compact SLR camera.
Before we go straight to a complete comparison, here is a quick synopsis of how the TX20 scores vs the A57 in the way of portability, imaging, features and an overall rating.
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Below is a preview of the gallery images for Sony Cyber-shot DSC-TX20 & Sony SLT-A57. The complete galleries are provided at Sony TX20 Gallery & Sony A57 Gallery.
Reasons to pick Sony TX20 over the Sony A57
| TX20 | A57 | |||
|---|---|---|---|---|
| Screen resolution | 922k |  | 921k | Crisper screen (+1k dot) |
| Touch screen |  | Quickly navigate |
Reasons to pick Sony A57 over the Sony TX20
| A57 | TX20 | |||
|---|---|---|---|---|
| Screen type | Fully Articulated |  | Fixed | Fully Articulating screen |
| Selfie screen |  | Take selfies |
Common features in the Sony TX20 and Sony A57
| TX20 | A57 | |||
|---|---|---|---|---|
| Introduced | February 2012 |  | September 2012 | Similar age |
| Focus manually |  | More accurate focusing | ||
| Screen dimensions | 3" |  | 3" | Equal screen measurement |
Sony TX20 vs Sony A57 Physical Comparison
If you're planning to carry your camera frequently, you're going to have to factor in its weight and dimensions. The Sony TX20 has outside measurements of 96mm x 56mm x 18mm (3.8" x 2.2" x 0.7") along with a weight of 133 grams (0.29 lbs) whilst the Sony A57 has dimensions of 132mm x 98mm x 81mm (5.2" x 3.9" x 3.2") along with a weight of 618 grams (1.36 lbs).
Compare the Sony TX20 vs Sony A57 in our newest Camera plus Lens Size Comparison Tool.
Keep in mind, the weight of an ILC will differ dependant on the lens you are utilising at the time. The following is a front view dimension comparison of the TX20 compared to the A57.
Considering size and weight, the portability score of the TX20 and A57 is 96 and 64 respectively.
Sony TX20 vs Sony A57 Sensor Comparison
Oftentimes, it can be hard to visualise the contrast between sensor sizing just by going over technical specs. The visual below should give you a stronger sense of the sensor sizing in the TX20 and A57.
As you can tell, both of these cameras have the same resolution albeit not the same sensor sizing. The TX20 has the tinier sensor which will make achieving shallow DOF more difficult.
Sony TX20 vs Sony A57 Screen and ViewFinder
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Portrait Comparison
Sony TX20 Portrait photography features
Sony A57 Portrait photography features
you can focus manually
decent MP (16 megapixels)
has face detect focus
lack of manual exposure
external flash not possible
very small sensor (1/2.3")
does not have RAW format
has manual focus
good MP (16MP)
sensor size is good (APS-C)
offers face detection focusing
saves RAW files
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Sony TX20 Street photography info
Sony A57 Street photography info
built in image stabilization (Optical)
includes focus by touch
weather sealing
no articulating screen
very small sensor (1/2.3")
does not have RAW format
screen articulates fully
built in image stabilization (Sensor based)
sensor size is good (APS-C)
saves RAW files
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Sony TX20 Sports photography information
Sony A57 Sports photography information
built in image stabilization (Optical)
decent MP (16MP)
has tracking focus
weather sealing
good battery (250 shots)
no shutter priority mode
very small sensor (1/2.3")
does not have phase detect auto focus
built in image stabilization (Sensor based)
good MP (16 megapixels)
sensor size is good (APS-C)
offers tracking autofocus
comes with phase detect AF
Body cameras now worn by bakery staff to deter stealingTravel Comparison
Sony TX20 as a Travel photography camera
Sony A57 as a Travel photography camera
good battery (250 per charge)
weather sealing
includes focus by touch
decent MP (16 megapixels)
has built in flash
rather wide (25mm)
doesn't have Time Lapse recording
screen is not selfie friendly
slow maximum aperture (f3.5)
good MP (16MP)
has built in flash
display is selfie friendly
missing Timelapse function
Meta to Introduce 'AI-Generated' Labels for Media starting next monthLandscape Comparison
Landscape photography with Sony TX20
Landscape photography with Sony A57
you can focus manually
rather wide (25mm)
screen is a decent size (3")
built in image stabilization (Optical)
decent MP (16 megapixels)
weather sealing
good battery (250 CIPA)
can't swap lenses (fixed lens mount)
slow maximum aperture (f3.5)
lack of manual exposure
very small sensor (1/2.3")
does not have RAW format
doesn't have Time Lapse recording
has manual focus
switch lenses (Sony/Minolta Alpha mount)
good sized screen (3")
built in image stabilization (Sensor based)
good MP (16MP)
sensor size is good (APS-C)
saves RAW files
missing Timelapse function
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Sony TX20 Vlogging info
Sony A57 Vlogging info
rather wide (25mm)
touchscreen
built in image stabilization (Optical)
has face detect focus
high quality video (1920 x 1080 pxls)
slow maximum aperture (f3.5)
screen is not selfie friendly
doesn't have mic support
display is selfie friendly
built in image stabilization (Sensor based)
offers face detection focusing
video res high (1920 x 1080 resolution)
does have external microphone port
Photography Glossary
Sony TX20 vs Sony A57 Specifications
| Sony Cyber-shot DSC-TX20 | Sony SLT-A57 | |
|---|---|---|
| General Information | ||
| Company | Sony | Sony |
| Model | Sony Cyber-shot DSC-TX20 | Sony SLT-A57 |
| Class | Ultracompact | Entry-Level DSLR |
| Revealed | 2012-02-28 | 2012-09-13 |
| Body design | Ultracompact | Compact SLR |
| Sensor Information | ||
| Powered by | 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 surface 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 |
| Maximum resolution | 4608 x 3456 | 4912 x 3264 |
| Maximum native ISO | 3200 | 16000 |
| Maximum boosted ISO | - | 25600 |
| Minimum native ISO | 125 | 100 |
| RAW data | ||
| Autofocusing | ||
| Focus manually | ||
| Touch to focus | ||
| Autofocus continuous | ||
| Autofocus single | ||
| Autofocus tracking | ||
| Autofocus selectice | ||
| Autofocus center weighted | ||
| Multi area autofocus | ||
| Live view autofocus | ||
| Face detect autofocus | ||
| Contract detect autofocus | ||
| Phase detect autofocus | ||
| Number of focus points | - | 15 |
| Cross focus points | - | 3 |
| Lens | ||
| Lens mount | fixed lens | Sony/Minolta Alpha |
| Lens focal range | 25-100mm (4.0x) | - |
| Highest aperture | f/3.5-4.6 | - |
| Macro focus distance | 1cm | - |
| Number of lenses | - | 143 |
| Focal length multiplier | 5.8 | 1.5 |
| Screen | ||
| Display type | Fixed Type | Fully Articulated |
| Display sizing | 3 inch | 3 inch |
| Resolution of display | 922k dot | 921k dot |
| Selfie friendly | ||
| Liveview | ||
| Touch friendly | ||
| Display tech | XtraFine TruBlack TFT LCD | Xtra Fine TFT drive with TruBlack technology |
| Viewfinder Information | ||
| Viewfinder type | None | Electronic |
| Viewfinder resolution | - | 1,440k dot |
| Viewfinder coverage | - | 100 percent |
| Viewfinder magnification | - | 0.7x |
| Features | ||
| Slowest shutter speed | 4s | 30s |
| Maximum shutter speed | 1/1600s | 1/4000s |
| Continuous shooting speed | 10.0 frames per second | 12.0 frames per second |
| Shutter priority | ||
| Aperture priority | ||
| Manually set exposure | ||
| Exposure compensation | - | Yes |
| Set 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 |
| External flash | ||
| AEB | ||
| WB bracketing | ||
| Maximum flash sync | - | 1/160s |
| Exposure | ||
| Multisegment metering | ||
| Average metering | ||
| Spot metering | ||
| Partial metering | ||
| AF area metering | ||
| Center weighted metering | ||
| Video features | ||
| 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 (60p, 24p), 1440 x 1080 (30p), 640 x 480 (30 fps) |
| Maximum video resolution | 1920x1080 | 1920x1080 |
| Video format | MPEG-4, AVCHD | MPEG-4, AVCHD, H.264 |
| Microphone jack | ||
| Headphone jack | ||
| 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 | None |
| Physical | ||
| Environmental seal | ||
| Water proof | ||
| Dust proof | ||
| Shock proof | ||
| Crush proof | ||
| Freeze proof | ||
| Weight | 133g (0.29 lbs) | 618g (1.36 lbs) |
| Physical dimensions | 96 x 56 x 18mm (3.8" x 2.2" x 0.7") | 132 x 98 x 81mm (5.2" x 3.9" x 3.2") |
| DXO scores | ||
| DXO All around score | not tested | 75 |
| DXO Color Depth score | not tested | 23.4 |
| DXO Dynamic range score | not tested | 13.0 |
| DXO Low light score | not tested | 785 |
| Other | ||
| Battery life | 250 pictures | 550 pictures |
| 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 recording | ||
| Type of storage | 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 |
| Storage slots | One | One |
| Retail pricing | $330 | $1,000 |
