Samsung NX20 vs Sony A7
83 Imaging
61 Features
73 Overall
65


78 Imaging
70 Features
80 Overall
74
Samsung NX20 vs Sony A7 Key Specs
(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
- Old Model is Samsung NX11
- Replacement is Samsung NX30
(Full Review)
- 24MP - Full frame Sensor
- 3" Tilting Display
- ISO 50 - 25600
- 1/8000s Maximum Shutter
- 1920 x 1080 video
- Sony E Mount
- 474g - 127 x 94 x 48mm
- Launched January 2014
- Successor is Sony A7 II

Samsung NX20 vs Sony A7 Overview
On this page, we are evaluating the Samsung NX20 versus Sony A7, former is a Advanced Mirrorless while the other is a Pro Mirrorless by manufacturers Samsung and Sony. The resolution of the NX20 (20MP) and the A7 (24MP) is fairly comparable but the NX20 (APS-C) and A7 (Full frame) offer different sensor dimensions.

The NX20 was launched 21 months earlier than the A7 making them a generation away from one another. Each of the cameras have the same body design (SLR-style mirrorless).
Before we go right into a thorough comparison, here is a simple summary of how the NX20 scores versus the A7 in terms of portability, imaging, features and an overall mark.

Samsung NX20 vs Sony A7 Gallery
Below is a sample of the gallery pictures for Samsung NX20 & Sony Alpha A7. The complete galleries are viewable at Samsung NX20 Gallery & Sony A7 Gallery.
Reasons to pick Samsung NX20 over the Sony A7
NX20 | A7 | |||
---|---|---|---|---|
Display type | Fully Articulated | ![]() | Tilting | Fully Articulating display |
Selfie screen | ![]() | Take selfies |
Reasons to pick Sony A7 over the Samsung NX20
A7 | NX20 | |||
---|---|---|---|---|
Launched | January 2014 | ![]() | April 2012 | Newer by 21 months |
Display resolution | 1230k | ![]() | 614k | Sharper display (+616k dot) |
Common features in the Samsung NX20 and Sony A7
NX20 | A7 | |||
---|---|---|---|---|
Focus manually | ![]() | More accurate focusing | ||
Display dimensions | 3" | ![]() | 3" | Equal display sizing |
Touch display | ![]() | No Touch display |
Samsung NX20 vs Sony A7 Physical Comparison
For anyone who is intending to travel with your camera often, you need to consider its weight and size. The Samsung NX20 provides outside measurements of 122mm x 90mm x 40mm (4.8" x 3.5" x 1.6") along with a weight of 341 grams (0.75 lbs) whilst the Sony A7 has specifications of 127mm x 94mm x 48mm (5.0" x 3.7" x 1.9") having a weight of 474 grams (1.04 lbs).
Look at the Samsung NX20 versus Sony A7 in our newest Camera & Lens Size Comparison Tool.
Bear in mind, the weight of an ILC will vary depending on the lens you have attached at that time. Here is a front view physical size comparison of the NX20 vs the A7.

Considering dimensions and weight, the portability score of the NX20 and A7 is 83 and 78 respectively.

Samsung NX20 vs Sony A7 Sensor Comparison
Typically, its difficult to visualize the contrast in sensor dimensions only by going through technical specs. The picture underneath may offer you a stronger sense of the sensor sizing in the NX20 and A7.
As you have seen, both of those cameras provide different resolutions and different sensor dimensions. The NX20 featuring a smaller sensor is going to make shooting shallow DOF trickier and the Sony A7 will produce extra detail utilizing its extra 4MP. Greater resolution can also allow you to crop images more aggressively. The more aged NX20 will be behind in sensor innovation.

Samsung NX20 vs Sony A7 Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Samsung NX20 vs Sony A7 Specifications
Samsung NX20 | Sony Alpha A7 | |
---|---|---|
General Information | ||
Brand Name | Samsung | Sony |
Model | Samsung NX20 | Sony Alpha A7 |
Class | Advanced Mirrorless | Pro Mirrorless |
Revealed | 2012-04-20 | 2014-01-22 |
Physical type | SLR-style mirrorless | SLR-style mirrorless |
Sensor Information | ||
Chip | - | Bionz X |
Sensor type | CMOS | CMOS |
Sensor size | APS-C | Full frame |
Sensor measurements | 23.5 x 15.7mm | 35.8 x 23.9mm |
Sensor area | 369.0mm² | 855.6mm² |
Sensor resolution | 20 megapixel | 24 megapixel |
Anti aliasing filter | ||
Aspect ratio | 1:1, 3:2 and 16:9 | 3:2 and 16:9 |
Full resolution | 5472 x 3648 | 6000 x 4000 |
Max native ISO | 12800 | 25600 |
Minimum native ISO | 100 | 50 |
RAW format | ||
Autofocusing | ||
Manual focus | ||
Touch focus | ||
AF continuous | ||
AF single | ||
Tracking AF | ||
Selective AF | ||
AF center weighted | ||
Multi area AF | ||
AF live view | ||
Face detect focusing | ||
Contract detect focusing | ||
Phase detect focusing | ||
Number of focus points | 15 | 117 |
Cross focus points | - | 25 |
Lens | ||
Lens mounting type | Samsung NX | Sony E |
Amount of lenses | 32 | 121 |
Crop factor | 1.5 | 1 |
Screen | ||
Type of display | Fully Articulated | Tilting |
Display diagonal | 3 inch | 3 inch |
Resolution of display | 614k dots | 1,230k dots |
Selfie friendly | ||
Liveview | ||
Touch display | ||
Display tech | Active Matrix OLED screen | Xtra Fine LCD |
Viewfinder Information | ||
Viewfinder | Electronic | Electronic |
Viewfinder resolution | - | 2,359k dots |
Viewfinder coverage | 100 percent | 100 percent |
Viewfinder magnification | 0.7x | 0.71x |
Features | ||
Slowest shutter speed | 30s | 30s |
Maximum shutter speed | 1/8000s | 1/8000s |
Continuous shooting rate | 8.0 frames/s | 5.0 frames/s |
Shutter priority | ||
Aperture priority | ||
Expose Manually | ||
Exposure compensation | Yes | Yes |
Set WB | ||
Image stabilization | ||
Built-in flash | ||
Flash range | 11.00 m | no built-in flash |
Flash settings | Auto, On, Off, Red-eye, Fill-in, 1st/2nd Curtain, Smart Flash, Manual | no built-in flash |
Hot shoe | ||
Auto exposure bracketing | ||
WB bracketing | ||
Maximum flash synchronize | 1/180s | 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 (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, 60i, 24p), 1440 x 1080 (30p), 640 x 480 (30p) |
Max video resolution | 1920x1080 | 1920x1080 |
Video file format | MPEG-4, H.264 | MPEG-4, AVCHD |
Microphone port | ||
Headphone port | ||
Connectivity | ||
Wireless | Built-In | Built-In |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
GPS | Optional | None |
Physical | ||
Environment sealing | ||
Water proof | ||
Dust proof | ||
Shock proof | ||
Crush proof | ||
Freeze proof | ||
Weight | 341 gr (0.75 pounds) | 474 gr (1.04 pounds) |
Physical dimensions | 122 x 90 x 40mm (4.8" x 3.5" x 1.6") | 127 x 94 x 48mm (5.0" x 3.7" x 1.9") |
DXO scores | ||
DXO All around score | 75 | 90 |
DXO Color Depth score | 23.4 | 24.8 |
DXO Dynamic range score | 12.9 | 14.2 |
DXO Low light score | 785 | 2248 |
Other | ||
Battery life | 360 photographs | 340 photographs |
Battery type | Battery Pack | Battery Pack |
Battery model | BP1130 | NP-FW50 |
Self timer | Yes (2 sec to 30 sec) | Yes (2 or 10 sec; continuous (3 or 5 exposures)) |
Time lapse recording | With downloadable app | |
Storage type | SD/SDHC/SDXC | SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo |
Card slots | 1 | 1 |
Pricing at launch | $1,100 | $798 |