Samsung NX20 vs Sony A77
Portability
83 Imaging
62 Features
73 Overall
66
83 Imaging
62 Features
73 Overall
66
Portability
59 Imaging
64 Features
83 Overall
71
59 Imaging
64 Features
83 Overall
71
Samsung NX20 vs Sony A77 Key Specs
Samsung NX20
(Full Review)
(Full Review)
- 20MP - APS-C Sensor
- 3" Fully Articulated Display
- ISO 100 - 12800
- 1/8000s Maximum Shutter
- 1920 x 1080 video
- Samsung NX Mount
- 341g - 122 x 90 x 40mm
- Revealed April 2012
- Superseded the Samsung NX11
- Refreshed by Samsung NX30
Sony A77
(Full Review)
(Full Review)
- 24MP - APS-C Sensor
- 3" Fully Articulated Screen
- ISO 50 - 16000 (Raise to 25600)
- Sensor based Image Stabilization
- 1/8000s Maximum Shutter
- 1920 x 1080 video
- Sony/Minolta Alpha Mount
- 732g - 143 x 104 x 81mm
- Revealed October 2011
- Replaced the Sony A700
- Updated by Sony A77 II
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In this article, we will be reviewing the Samsung NX20 and Sony A77, former is a Advanced Mirrorless while the latter is a Advanced DSLR by brands Samsung and Sony. The sensor resolution of the NX20 (20MP) and the A77 (24MP) is relatively comparable and they possess the same exact sensor dimensions (APS-C).
Photography GlossaryThe NX20 was unveiled 6 months after the A77 which means that they are of a similar age. Each of these cameras offer different body type with the Samsung NX20 being a SLR-style mirrorless camera and the Sony A77 being a Mid-size SLR camera.
Before diving through a step-by-step comparison, below is a concise synopsis of how the NX20 grades vs the A77 in regards to portability, imaging, features and an overall score.
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Below is a preview of the gallery photos for Samsung NX20 & Sony SLT-A77. The full galleries are available at Samsung NX20 Gallery & Sony A77 Gallery.
Reasons to pick Samsung NX20 over the Sony A77
| NX20 | A77 |
|---|
Reasons to pick Sony A77 over the Samsung NX20
| A77 | NX20 | |||
|---|---|---|---|---|
| Screen resolution | 921k |  | 614k | Clearer screen (+307k dot) |
Common features in the Samsung NX20 and Sony A77
| NX20 | A77 | |||
|---|---|---|---|---|
| Revealed | April 2012 |  | October 2011 | Same age |
| Manually focus |  | More accurate focus | ||
| Screen type | Fully Articulated |  | Fully Articulated | Fully Articulated screen |
| Screen sizing | 3" |  | 3" | Equivalent screen sizing |
| Selfie screen |  | Both good for selfies | ||
| Touch screen |  | Neither offers Touch screen |
Samsung NX20 vs Sony A77 Physical Comparison
If you are looking to carry around your camera regularly, you will need to factor in its weight and dimensions. The Samsung NX20 offers physical measurements of 122mm x 90mm x 40mm (4.8" x 3.5" x 1.6") with a weight of 341 grams (0.75 lbs) and the Sony A77 has dimensions of 143mm x 104mm x 81mm (5.6" x 4.1" x 3.2") with a weight of 732 grams (1.61 lbs).
Examine the Samsung NX20 and Sony A77 in our completely new Camera plus Lens Size Comparison Tool.
Bear in mind, the weight of an ILC will vary dependant on the lens you are using at that time. Underneath is the front view scale comparison of the NX20 vs the A77.
Using dimensions and weight, the portability rating of the NX20 and A77 is 83 and 59 respectively.
Samsung NX20 vs Sony A77 Sensor Comparison
Sometimes, it is tough to visualize the contrast in sensor sizes simply by seeing technical specs. The image here might give you a greater sense of the sensor sizing in the NX20 and A77.
As you can tell, both of the cameras enjoy the same exact sensor sizing albeit different MP. You can count on the Sony A77 to show extra detail having an extra 4MP. Higher resolution will also make it easier to crop pictures far more aggressively.
Samsung NX20 vs Sony A77 Screen and ViewFinder
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Portrait Comparison
Portrait photography with Samsung NX20
Portrait photography with Sony A77
you can focus manually
good resolution (20MP)
nice sensor size (APS-C)
includes face detect focusing
exports RAW formats
has manual focus
megapixel count good (24MP)
sensor size is good (APS-C)
provides face detection autofocus
exports RAW files
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Samsung NX20 Street photography information
Sony A77 Street photography information
fully articulated screen
nice sensor size (APS-C)
exports RAW formats
lighter than competition (341 grams)
does not have image stabilization
fully articulated screen
built in image stabilization (Sensor based)
sensor size is good (APS-C)
exports RAW files
environment proofing
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Samsung NX20 Sports photography advice
Sony A77 Sports photography advice
maximum shutter speed is high (1/8,000 seconds)
good resolution (20MP)
nice sensor size (APS-C)
does not have image stabilization
doesn't have phase detect AF
max shutter speed is good (1/8,000s)
built in image stabilization (Sensor based)
megapixel count good (24 megapixels)
sensor size is good (APS-C)
environment proofing
has phase detect autofocus
bad battery power (470 shots)
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Samsung NX20 Travel photography highlights
Sony A77 Travel photography highlights
lighter than competition (341 grams)
good resolution (20 megapixels)
has built in flash
display is selfie friendly
lack of Time Lapse recording
environment proofing
megapixel count good (24MP)
has built in flash
screen is selfie friendly
lack of Timelapse recording
bad battery power (470 per charge)
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Samsung NX20 Landscape photography advice
Sony A77 Landscape photography advice
you can focus manually
interchangeable lenses (Samsung NX mount)
pretty good screen size (3 inches)
good resolution (20 megapixels)
nice sensor size (APS-C)
exports RAW formats
does not have image stabilization
lack of Time Lapse recording
has manual focus
interchangeable lenses (Sony/Minolta Alpha mount)
pretty good screen size (3 inch)
built in image stabilization (Sensor based)
megapixel count good (24 megapixels)
sensor size is good (APS-C)
exports RAW files
environment proofing
bad battery power (470 CIPA)
lack of Timelapse recording
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Samsung NX20 as a Vlogging camera
Sony A77 as a Vlogging camera
display is selfie friendly
includes face detect focusing
video resolution high (1920 x 1080 pixels)
has mic port
lighter than competition (341 grams)
does not have image stabilization
screen is selfie friendly
built in image stabilization (Sensor based)
provides face detection autofocus
high quality video (1920 x 1080 pixels)
has external microphone jack
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Samsung NX20 vs Sony A77 Specifications
| Samsung NX20 | Sony SLT-A77 | |
|---|---|---|
| General Information | ||
| Brand | Samsung | Sony |
| Model | Samsung NX20 | Sony SLT-A77 |
| Category | Advanced Mirrorless | Advanced DSLR |
| Revealed | 2012-04-20 | 2011-10-25 |
| Body design | SLR-style mirrorless | Mid-size SLR |
| Sensor Information | ||
| Powered by | - | Bionz |
| Sensor type | CMOS | CMOS |
| Sensor size | APS-C | APS-C |
| Sensor measurements | 23.5 x 15.7mm | 23.5 x 15.6mm |
| Sensor area | 369.0mm² | 366.6mm² |
| Sensor resolution | 20 megapixel | 24 megapixel |
| Anti aliasing filter | ||
| Aspect ratio | 1:1, 3:2 and 16:9 | 3:2 and 16:9 |
| Maximum resolution | 5472 x 3648 | 6000 x 4000 |
| Maximum native ISO | 12800 | 16000 |
| Maximum boosted ISO | - | 25600 |
| Min native ISO | 100 | 50 |
| RAW files | ||
| Autofocusing | ||
| Manual focus | ||
| Touch to focus | ||
| Continuous autofocus | ||
| Autofocus single | ||
| Autofocus tracking | ||
| Selective autofocus | ||
| Center weighted autofocus | ||
| Autofocus multi area | ||
| Autofocus live view | ||
| Face detect autofocus | ||
| Contract detect autofocus | ||
| Phase detect autofocus | ||
| Number of focus points | 15 | 19 |
| Cross focus points | - | 11 |
| Lens | ||
| Lens mount | Samsung NX | Sony/Minolta Alpha |
| Number of lenses | 32 | 143 |
| Focal length multiplier | 1.5 | 1.5 |
| Screen | ||
| Display type | Fully Articulated | Fully Articulated |
| Display sizing | 3 inch | 3 inch |
| Resolution of display | 614 thousand dot | 921 thousand dot |
| Selfie friendly | ||
| Liveview | ||
| Touch screen | ||
| Display tech | Active Matrix OLED screen | - |
| Viewfinder Information | ||
| Viewfinder type | Electronic | Electronic |
| Viewfinder resolution | - | 2,359 thousand dot |
| Viewfinder coverage | 100% | 100% |
| Viewfinder magnification | 0.7x | 0.73x |
| Features | ||
| Lowest shutter speed | 30 secs | 30 secs |
| Highest shutter speed | 1/8000 secs | 1/8000 secs |
| Continuous shooting speed | 8.0 frames per second | 12.0 frames per second |
| Shutter priority | ||
| Aperture priority | ||
| Manual exposure | ||
| Exposure compensation | Yes | Yes |
| Change white balance | ||
| Image stabilization | ||
| Built-in flash | ||
| Flash range | 11.00 m | 12.00 m |
| Flash options | Auto, On, Off, Red-eye, Fill-in, 1st/2nd Curtain, Smart Flash, Manual | Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless |
| External flash | ||
| Auto exposure bracketing | ||
| White balance bracketing | ||
| Highest flash sync | 1/180 secs | 1/250 secs |
| Exposure | ||
| Multisegment | ||
| Average | ||
| Spot | ||
| Partial | ||
| AF area | ||
| Center weighted | ||
| Video features | ||
| Video resolutions | 1920 x 1080 (30 fps), 1920 x 810 (24 fps) 1280 x 720 (30 fps), 640 x 480 (30 fps), 320 x 240 (30 fps) | 1920 x 1080 (60, 24 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps) |
| Maximum video resolution | 1920x1080 | 1920x1080 |
| Video data format | MPEG-4, H.264 | MPEG-4, AVCHD, H.264 |
| Microphone input | ||
| Headphone input | ||
| Connectivity | ||
| Wireless | Built-In | Eye-Fi Connected |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
| GPS | Optional | BuiltIn |
| Physical | ||
| Environmental seal | ||
| Water proof | ||
| Dust proof | ||
| Shock proof | ||
| Crush proof | ||
| Freeze proof | ||
| Weight | 341 grams (0.75 lb) | 732 grams (1.61 lb) |
| Dimensions | 122 x 90 x 40mm (4.8" x 3.5" x 1.6") | 143 x 104 x 81mm (5.6" x 4.1" x 3.2") |
| DXO scores | ||
| DXO All around score | 75 | 78 |
| DXO Color Depth score | 23.4 | 24.0 |
| DXO Dynamic range score | 12.9 | 13.2 |
| DXO Low light score | 785 | 801 |
| Other | ||
| Battery life | 360 shots | 470 shots |
| Battery format | Battery Pack | Battery Pack |
| Battery model | BP1130 | NP-FM500H |
| Self timer | Yes (2 sec to 30 sec) | Yes (2 or 10 sec) |
| Time lapse feature | ||
| Type of storage | SD/SDHC/SDXC | SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo |
| Storage slots | One | One |
| Retail cost | $1,100 | $900 |
