• APS-C 369.7mm2
  • 20.3 megapixels
  • ISO 100 - 12,800
  • APS-C 369.0mm2
  • 20.3 megapixels
  • ISO 100 - 25,600
  • Detailed specifications
  • Samsung NX20
  • Samsung Galaxy NX
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Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor:    
General
Model Number: NX20 Galaxy NX
Alternate Model Number(s):   GN120
Camera Format: Compact System Camera Compact System Camera
Currently Manufactured: No No
Retail Price: $1099.99 $1399.99
Street Price: $499.00 $1,199.00
Date Available: 2012-05-05 2013-10-15
Tripod Mount: Yes Yes
Weight: 22.5 oz (637 g)
includes batteries, kit lens
25.3 oz (718 g)
includes batteries, kit lens
Size: 4.8 x 3.5 x 1.6 in.
(122 x 90 x 40 mm)
5.4 x 4.0 x 1.0 in.
(137 x 101 x 26 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: Samsung Samsung
Effective Megapixels: 20.3 20.3
Sensor Format: APS-C APS-C
Sensor size: 369.72mm2 (23.7mm x 15.6mm) 368.95mm2 (23.50mm x 15.70mm)
Approximate Pixel Pitch: 4.33 microns 4.29 microns
Focal Length Multiplier: 1.5x 1.5x
Aspect Ratio: 3:2 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed Fixed
Self-Cleaning: Yes Yes
Sensor shift image stabilization: No No
On-Sensor Phase Detect: No Yes
DxO Sensor Score: 75 75
DxO Color Depth Score (bits): 23.4 23.4
DxO Dynamic Range Score (evs): 12.9 12.3
DxO Maximum Effective ISO Score (iso): 785 910
Image Capture
Image Resolution: 5472 x 3648 (20.0 MP, 3:2),
5472 x 3080 (16.9 MP, 16:9),
3648 x 3648 (13.3 MP, 1:1),
3888 x 2592 (10.1 MP, 3:2),
3712 x 2088 (7.8 MP, 16:9),
2640 x 2640 (7.0 MP, 1:1),
2976 x 1984 (5.9 MP, 3:2),
2736 x 1824 (5.0 MP, 3:2),
2944 x 1656 (4.9 MP, 16:9),
2000 x 2000 (4.0 MP, 1:1),
1920 x 1080 (2.1 MP, 16:9),
1728 x 1152 (2.0 MP, 3:2),
1024 x 1024 (1.0 MP, 1:1)
5472 x 3648 (20.0 MP, 3:2),
5472 x 3080 (16.9 MP, 16:9),
3648 x 3648 (13.3 MP, 1:1),
3888 x 2592 (10.1 MP, 3:2),
3712 x 2088 (7.8 MP, 16:9),
2640 x 2640 (7.0 MP, 1:1),
2976 x 1984 (5.9 MP, 3:2),
2736 x 1824 (5.0 MP, 3:2),
2944 x 1656 (4.9 MP, 16:9),
2000 x 2000 (4.0 MP, 1:1),
1920 x 1080 (2.1 MP, 16:9),
1728 x 1152 (2.0 MP, 3:2),
1024 x 1024 (1.0 MP, 1:1)
Image File Format: JPEG (EXIF 2.21), .SRW 12-bit RAW JPEG, MPO, .SRW 12-bit RAW
Continuous-mode frames/second: 7.5 8.2
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (30p)
1920x810 (24p)
1280x720 (30p)
640x480 (30p)
320x240 (30p)
1920x1080 (30p)
1920x810 (24p)
1280x720 (60p/​30p)
640x480 (60p/​30p)
320x240 (30p)
640x480 (240p)
Movie File Format: MP4 (H.264) with AAC audio MP4 (H.264) with AAC audio
Composite Video Out: Yes No
NTSC/PAL Switchable Video: Yes n/a
Video Usable as Viewfinder: n/a
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Samsung NX Samsung NX
Lens: Samsung 18-55mm f/3.5-5.6 OIS NX Samsung 18-55mm f/3.5-5.6 OIS NX
Focal Length (35mm equivalent): 27 - 84mm 27 - 84mm
Focal Length (actual): 18 - 55mm 18 - 55mm
Zoom Ratio: 3.06x 3.06x
Aperture Range: f/3.5 (wide) / f/5.6 (tele) - f/22 f/3.5 (wide) / f/5.6 (tele) - f/22
Integrated ND Filter: No No
Normal Focus Range: 28 cm to Infinity
11.0 in to Infinity
28 cm to Infinity
11.0 in to Infinity
Macro Focus Range:    
Filter Thread: 58.0mm 58.0mm
Thread Type: n/a n/a
Optical Image Stabilization: Yes Yes
Digital Zoom: Yes Yes
Digital Zoom Values: Up to 2x i-Zoom Up to 2x i-Zoom
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: 15-point Contrast Detection; has single-point and 35-point closeup modes; Face Detection : Max. 10 faces Hybrid AF (Phase and Contrast Detection)
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: EVF / OLED EVF / LCD
Viewfinder Type: EVF type with Eye Contact Sensor; SVGA (800 x 600) TFT-LCD; Coverage: Approx. 100%; Magnification: Approx. 1.04X (APS-C, 50mm, -1m-1), Approx. 0.68X (Equivalent to a 50mm lens on a 35mm camera); Eyepoint: Approx. 18.0mm; Diopter Adjustment: -4.0 to +4.0m- EVF type with Eye Contact Sensor; SVGA (800 x 600) TFT-LCD; Coverage: Approx. 100%; Magnification: Approx. 1.04X (APS-C, 50mm, -1m-1), Approx. 0.68X (Equivalent to a 50mm lens on a 35mm camera); Eyepoint: Approx. 18.0mm; Diopter Adjustment: -4.0 to +4.0m-
Focus Peaking: No Yes
EVF Resolution: 1,440,000 dots (480,000 pixels)  
Viewfinder Magnification (35mm equivalent): 0.69x 0.69x
Viewfinder Magnification (nominal/claimed): 1.04x 1.04x
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 4.8
Rear Display Resolution: 614,400 dots 2,764,800 dots (921,600 px)
Touchscreen: No Yes
Articulating Screen: Yes No
Tilt Swivel Screen: No
Selfie Screen: No
Max Playback Zoom:    
Top Deck Display: No No
Exposure
Maximum ISO (native): 12800 25600
Minimum ISO (native): 100 100
ISO Settings: Auto (100-3200), 100, 200, 400, 800, 1600, 3200, 6400, 12800 (1 or 1/3 EV steps) Auto, 100, 200, 400, 800, 1600, 3200, 6400, 12800, 25600 (1 or 1/3 EV steps)
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Cloudy, White Fluorescent, Neutral Fluorescent, Daylight Fluorescent, Tungsten, Flash, Custom, Kelvin Color Temp., 7-step A/B + G/M adjust Auto, Daylight, Cloudy, White Fluorescent, Neutral Fluorescent, Daylight Fluorescent, Tungsten, Flash, Custom, Kelvin Color Temp., 7-step A/B + G/M adjust
Shutter Speed Range: 1/8000 - 30 sec 1/6000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 3.0EV in 0.3EV steps +/- 3.0EV in 0.3EV steps
Metering Modes: 221-segment Multi, Center-weighted, Spot 221-segment Multi, Center-weighted, Spot
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: Scene: Panorama (Live, 3D), Beauty shot, Night, Landscape, Portrait, Children, Sports, Close-Up, Text, Sunset, Dawn, Backlight, Fireworks, Beach & Snow, Sound Picture, 3D Photo; Smart Filter: Vignetting, Miniature, Fish-Eye, Sketch, De-fog, Halftone Dots, Soft Focus, Old Film1, Old Film2, Negative, Selective Color (4 Color Modes); Magic Frame: Old Album, Old Film, Wave, Full Moon, Old Record, Magazine, Sunny Day, Classic TV, Wall Art, Holiday, Billboard 1, Billboard 2, Newspaper (1) Portrait : Smart Mode Suggest, Beauty face, Best Photo, Continuous Shot, Best Face, Color Bracket, Kids, Vignett+, Golf; (2) Scenery : Landscape, Dawn, Snow; (3) Close-up/Indoor : Macro, Food, Party/Indoor; (4) Pro Style : Action freeze, Rich Tone, Panorama, Waterfall, Animated Photo, Multi Exposure, Drama, Eraser, Sound & Shot, Miniature, Creative Shot, Interval; (5) Night Scenery : Silhouette, Sunset, Night, Fireworks, Light Trace
Self Timer: 2-30 sec in 1 sec steps seconds 2-30 sec in 1 sec steps seconds
Time Lapse (intervalometer):   Yes
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: Smart Flash, Auto, Auto+Red-eye reduction, Fill-in, Fill-in+Red-eye reduction, 1st Curtain, 2nd Curtain, Off Smart Flash, Auto, Auto+Red-eye reduction, Fill-in, Fill-in+Red-eye reduction, 1st Curtain, 2nd Curtain, Off
Flash Guide Number (ISO 100): 11.0 m / 36.1 ft. 11.0 m / 36.1 ft.
Flash Range Description: Depends on lens aperture Lens dependant; GN=11m (at ISO 100)
Max Flash Sync: 1/180 1/180
Flash Exposure Compensation: +/- 2.0 EV in 0.5EV steps +/- 2.0 EV in 0.5EV steps
External Flash Connection: Hot shoe Hot shoe
Built-In Wireless Flash Control: No  
Image Storage
Usable Memory Types: SD / SDHC / SDXC microSD / microSDHC / microSDXC
UHS Support:    
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: .SRW 12-bit RAW .SRW 12-bit RAW
Movie File Format: MP4 (H.264) with AAC audio MP4 (H.264) with AAC audio
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: Yes Yes
NFC:
Bluetooth: No Yes
Built-In GPS: No Yes
Microphone Jack: No No
Headphone Jack: No No
External Connections: USB 2.0 High Speed,WiFi USB 2.0 High Speed,Bluetooth,WiFi
PictBridge Compliant: Yes No
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional wired (SR2NX02)  
Connections (extended): Micro (Type D) HDMI, Combined AV/USB/Remote Micro USB Port Cellular (3G, 4G LTE), Wi-Fi, Micro (Type D) HDMI, SIM card slot, headphone jack (but not active during video recording)
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 1.40 1.12
Cycle time for RAW shooting in single shot mode (seconds per frame): 1.32 1.33
Buffer size for RAW shooting in single shot mode (frames): 4 20
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):    
Camera penalizes early shutter press? No Yes
JPEG shooting speed in burst mode (fps, max resolution): 7.5 8.2
Buffer size for JPEG shooting in burst mode (frames, max resolution): 11 15
RAW shooting speed in burst mode (fps):    
Buffer size for RAW shooting in burst mode (frames):    
RAW+JPEG shooting speed in burst mode (fps):    
Buffer Size for RAW+JPEG shooting in burst mode (frames):    
Shutter lag (full AF, wide/mid): 0.35 seconds 0.33 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus): 0.060 seconds 0.201 seconds
Shutter lag (full AF, with flash): 0.62 seconds 0.55 seconds
Shutter Lag (prefocused): 0.044 seconds 0.146 seconds
Shutter Lag (notes): Full AF Shutter Lag, Wide Area mode = 0.650s Full AF shutter lag, auto-area mode = 0.422s
Startup Time: 3.0 seconds 2.7 seconds
Play -> Record Time: 0.9 seconds 3.0 seconds
Flash cycle time, full power: 3.6 seconds 6.3 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 360 shots 440 shots
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:    
Battery Form Factor: Proprietary BP1310 Proprietary
Usable Battery Types: Lithium-ion rechargeable 3.8v 4360 mAh lithium-ion rechargeable
Batteries Included: 1 x Proprietary BP1310 lithium-ion rechargeable 1 x Proprietary 4360 mAh lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included:
Internal Charging Supported:
Software
Included Software: intelli-studio 3.0, Samsung RAW Converter 4, PC Auto Backup, Adobe Reader Samsung Kies, Adobe Photoshop Lightroom
OS Compatibility: Windows, Mac OS (except intelli-studio) Windows, Mac
Miscellaneous
Notes & Features: Built-in Wi-Fi (IEEE 802.11b/g/n support, Mobile Link, Remote Viewfinder, Social Sharing, Email, Cloud , Auto Backup, TV Link, Wi-Fi Direct), supports geotagging w/ optional WGS84 GPS Module. 20.3MP APS-C Sensor, DRIMe IV Image Processor, Advanced Hybrid Auto Focus (AF) System, 8.6fps Burst Mode, 30 Smart Modes, Runs Android 4.2 Jelly Bean OS, 1.6GHz Quad-Core Processor, Cellular (4G LTE, 3G), Wi-Fi a/b/g/n, Bluetooth 4.0 (LE), GPS, GLONASS.