Samsung NX20 vs Sony A57
83 Imaging
61 Features
73 Overall
65
64 Imaging
57 Features
85 Overall
68
Samsung NX20 vs Sony A57 Key Specs
(Full Review)
- 20MP - APS-C Sensor
- 3" Fully Articulated Screen
- ISO 100 - 12800
- 1/8000s Max Shutter
- 1920 x 1080 video
- Samsung NX Mount
- 341g - 122 x 90 x 40mm
- Introduced April 2012
- Replaced the Samsung NX11
- Renewed by Samsung NX30
(Full Review)
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Below, we will be matching up the Samsung NX20 vs Sony A57, former is a Advanced Mirrorless while the latter is a Entry-Level DSLR by competitors Samsung and Sony. There exists a considerable gap among the resolutions of the NX20 (20MP) and A57 (16MP) but they feature the exact same sensor measurements (APS-C).
Meta to Introduce 'AI-Generated' Labels for Media starting next monthThe NX20 was launched 4 months earlier than the A57 so they are of a similar age. Each of these cameras come with different body type with the Samsung NX20 being a SLR-style mirrorless camera and the Sony A57 being a Compact SLR camera.
Before delving in to a step-by-step comparison, below is a simple introduction of how the NX20 grades versus the A57 when considering portability, imaging, features and an overall score.
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Below is a preview of the gallery photos for Samsung NX20 & Sony SLT-A57. The complete galleries are available at Samsung NX20 Gallery & Sony A57 Gallery.
Reasons to pick Samsung NX20 over the Sony A57
| NX20 | A57 |
|---|
Reasons to pick Sony A57 over the Samsung NX20
| A57 | NX20 | |||
|---|---|---|---|---|
| Screen resolution | 921k |  | 614k | Sharper screen (+307k dot) |
Common features in the Samsung NX20 and Sony A57
| NX20 | A57 | |||
|---|---|---|---|---|
| Released | April 2012 |  | September 2012 | Same age |
| Focus manually |  | More precise focusing | ||
| Screen type | Fully Articulated |  | Fully Articulated | Fully Articulated screen |
| Screen dimension | 3" |  | 3" | Identical screen measurements |
| Selfie screen |  | Both good for selfies | ||
| Touch friendly screen |  | Absent Touch friendly screen |
Samsung NX20 vs Sony A57 Physical Comparison
When you are aiming to carry around your camera, you'll have to consider its weight and dimensions. The Samsung NX20 offers exterior dimensions of 122mm x 90mm x 40mm (4.8" x 3.5" x 1.6") along with a weight of 341 grams (0.75 lbs) while the Sony A57 has dimensions of 132mm x 98mm x 81mm (5.2" x 3.9" x 3.2") having a weight of 618 grams (1.36 lbs).
Look at the Samsung NX20 vs Sony A57 in our completely new Camera & Lens Size Comparison Tool.
Bear in mind, the weight of an ILC will change based on the lens you choose at the time. Following is the front view dimension comparison of the NX20 versus the A57.
Considering dimensions and weight, the portability rating of the NX20 and A57 is 83 and 64 respectively.
Samsung NX20 vs Sony A57 Sensor Comparison
Sometimes, it is very difficult to visualize the gap in sensor sizes just by researching a spec sheet. The image underneath will help give you a stronger sense of the sensor sizes in the NX20 and A57.
Clearly, both of those cameras posses the exact same sensor measurements albeit different resolution. You can count on the Samsung NX20 to result in greater detail utilizing its extra 4 Megapixels. Higher resolution will help you crop pictures somewhat more aggressively.
Samsung NX20 vs Sony A57 Screen and ViewFinder
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Samsung NX20 vs Sony A57 Specifications
| Samsung NX20 | Sony SLT-A57 | |
|---|---|---|
| General Information | ||
| Company | Samsung | Sony |
| Model type | Samsung NX20 | Sony SLT-A57 |
| Class | Advanced Mirrorless | Entry-Level DSLR |
| Introduced | 2012-04-20 | 2012-09-13 |
| Physical type | SLR-style mirrorless | Compact SLR |
| Sensor Information | ||
| Sensor type | CMOS | CMOS |
| Sensor size | APS-C | APS-C |
| Sensor dimensions | 23.5 x 15.7mm | 23.5 x 15.6mm |
| Sensor surface area | 369.0mm² | 366.6mm² |
| Sensor resolution | 20MP | 16MP |
| Anti alias filter | ||
| Aspect ratio | 1:1, 3:2 and 16:9 | 3:2 and 16:9 |
| Peak resolution | 5472 x 3648 | 4912 x 3264 |
| Highest native ISO | 12800 | 16000 |
| Highest enhanced ISO | - | 25600 |
| Minimum native ISO | 100 | 100 |
| RAW support | ||
| Autofocusing | ||
| Manual focusing | ||
| AF touch | ||
| Continuous AF | ||
| Single AF | ||
| AF tracking | ||
| AF selectice | ||
| AF center weighted | ||
| AF multi area | ||
| Live view AF | ||
| Face detection AF | ||
| Contract detection AF | ||
| Phase detection AF | ||
| Total focus points | 15 | 15 |
| Cross type focus points | - | 3 |
| Lens | ||
| Lens mount type | Samsung NX | Sony/Minolta Alpha |
| Available lenses | 32 | 143 |
| Focal length multiplier | 1.5 | 1.5 |
| Screen | ||
| Type of screen | Fully Articulated | Fully Articulated |
| Screen diagonal | 3 inches | 3 inches |
| Resolution of screen | 614k dots | 921k dots |
| Selfie friendly | ||
| Liveview | ||
| Touch capability | ||
| Screen technology | Active Matrix OLED screen | Xtra Fine TFT drive with TruBlack technology |
| Viewfinder Information | ||
| Viewfinder type | Electronic | Electronic |
| Viewfinder resolution | - | 1,440k dots |
| Viewfinder coverage | 100 percent | 100 percent |
| Viewfinder magnification | 0.7x | 0.7x |
| Features | ||
| Min shutter speed | 30 seconds | 30 seconds |
| Max shutter speed | 1/8000 seconds | 1/4000 seconds |
| Continuous shutter rate | 8.0 frames/s | 12.0 frames/s |
| Shutter priority | ||
| Aperture priority | ||
| Manually set exposure | ||
| Exposure compensation | Yes | Yes |
| Change WB | ||
| Image stabilization | ||
| Integrated flash | ||
| Flash distance | 11.00 m | 10.00 m (@ ISO 100) |
| 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 |
| Hot shoe | ||
| AEB | ||
| White balance bracketing | ||
| Max flash synchronize | 1/180 seconds | 1/160 seconds |
| Exposure | ||
| Multisegment exposure | ||
| Average exposure | ||
| Spot exposure | ||
| Partial exposure | ||
| AF area exposure | ||
| Center weighted exposure | ||
| Video features | ||
| Supported 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 (60p, 24p), 1440 x 1080 (30p), 640 x 480 (30 fps) |
| Highest video resolution | 1920x1080 | 1920x1080 |
| Video data format | MPEG-4, H.264 | MPEG-4, AVCHD, H.264 |
| Mic port | ||
| Headphone port | ||
| 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 | None |
| Physical | ||
| Environmental sealing | ||
| Water proofing | ||
| Dust proofing | ||
| Shock proofing | ||
| Crush proofing | ||
| Freeze proofing | ||
| Weight | 341 grams (0.75 lb) | 618 grams (1.36 lb) |
| Dimensions | 122 x 90 x 40mm (4.8" x 3.5" x 1.6") | 132 x 98 x 81mm (5.2" x 3.9" x 3.2") |
| DXO scores | ||
| DXO Overall rating | 75 | 75 |
| DXO Color Depth rating | 23.4 | 23.4 |
| DXO Dynamic range rating | 12.9 | 13.0 |
| DXO Low light rating | 785 | 785 |
| Other | ||
| Battery life | 360 pictures | 550 pictures |
| Battery type | Battery Pack | Battery Pack |
| Battery ID | BP1130 | NP-FM500H |
| Self timer | Yes (2 sec to 30 sec) | Yes (2 or 10 sec) |
| Time lapse recording | ||
| Storage type | SD/SDHC/SDXC | SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo |
| Card slots | One | One |
| Cost at release | $1,100 | $1,000 |