• APS-C 369.7mm2
  • 20.3 megapixels
  • ISO 100 - 12,800
  • APS-C 366.6mm2
  • 16.1 megapixels
  •  
  • Detailed specifications
  • Samsung NX20
  • Sony Alpha NEX-F3
Links
Prices:    
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor:    
General
Model Number: NX20 NEX-F3
Alternate Model Number(s):    
Camera Format: Compact System Camera Compact System Camera
Currently Manufactured: No No
Retail Price: $1099.99 $599.99
Street Price: $399.99  
Date Available: 2012-05-05 2012-06-15
Tripod Mount: Yes Yes
Weight: 22.5 oz (637 g)
includes batteries, kit lens
18.6 oz (526 g)
includes batteries, kit lens
Size: 4.8 x 3.5 x 1.6 in.
(122 x 90 x 40 mm)
4.6 x 2.6 x 1.6 in.
(117 x 67 x 41 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: Samsung Sony Exmor APS HD
Effective Megapixels: 20.3 16.1
Sensor Format: APS-C APS-C
Sensor size: 369.72mm2 (23.7mm x 15.6mm) 366.6mm2 (23.50mm x 15.60mm)
Approximate Pixel Pitch: 4.33 microns 4.78 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 No
DxO Sensor Score: 75 73
DxO Color Depth Score (bits): 23.4 22.7
DxO Dynamic Range Score (evs): 12.9 12.3
DxO Maximum Effective ISO Score (iso): 785 1,114
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)
4912 x 3264 (16.0 MP, 3:2),
4912 x 2760 (13.6 MP, 16:9),
3568 x 2368 (8.4 MP, Other),
3568 x 2000 (7.1 MP, 16:9),
2448 x 1624 (4.0 MP, Other),
2448 x 1376 (3.4 MP, 16:9),
12416 x 1856 (23.0 MP, Other),
8192 x 1856 (15.2 MP, Other),
2160 x 5536 (12.0 MP, Other),
2160 x 3872 (8.4 MP, Other),
7152 x 1080 (7.7 MP, Other),
4912 x 1080 (5.3 MP, Other),
1920 x 1080 (2.1 MP, 16:9)
Image File Format: JPEG (EXIF 2.21), .SRW 12-bit RAW JPEG, .ARW RAW, RAW+JPEG
Continuous-mode frames/second: 7.5 5.5
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (30p)
1920x810 (24p)
1280x720 (30p)
640x480 (30p)
320x240 (30p)
1920x1080 (60i/​24Mbps/​FX or 60i/​17Mbps/​FH or 24p/​24Mbps/​FX or 24p/​17Mbps/​FH)
1440x1080 (30p/​12Mbps)
640x480 (30p/​3Mbps)
Movie File Format: MP4 (H.264) with AAC audio AVCHD 1.0 / MP4; Audio: Dolby Digital (AC-3) / MPEG-4 AAC-LC
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 Sony E
Lens: Samsung 18-55mm f/3.5-5.6 OIS NX Sony SEL1855 18-55mm f/3.5-5.6 OSS
Focal Length (35mm equivalent): 27 - 84mm 27 - 83mm
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 - 22 (W), f/5.6 - 34 (T)
Integrated ND Filter: No No
Normal Focus Range: 28 cm to Infinity
11.0 in to Infinity
25 cm to Infinity
9.8 in to Infinity
Macro Focus Range:    
Filter Thread: 58.0mm 49.0mm
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 Clear Image or Precision Digital 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 Contrast Detect: 25-area, Center, Flexible Spot (11x17 areas); with Face Detection
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: EVF / OLED 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- Optional EVF (FDA-EV1S)
Focus Peaking: No No
EVF Resolution: 1,440,000 dots (480,000 pixels) n/a
Viewfinder Magnification (35mm equivalent): 0.69x  
Viewfinder Magnification (nominal/claimed): 1.04x  
Display
Eye-level Viewfinder: Yes No
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 614,400 dots 921,600 dots (307,200 px)
Touchscreen: No No
Articulating Screen: Yes Yes
Tilt Swivel Screen:
Selfie Screen:
Max Playback Zoom:   13.0x
Top Deck Display: No No
Exposure
Maximum ISO (native): 12800  
Minimum ISO (native): 100  
ISO Settings: Auto (100-3200), 100, 200, 400, 800, 1600, 3200, 6400, 12800 (1 or 1/3 EV steps) Auto, 200, 400, 800, 1600, 3200, 6400, 12800, 16000
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, Shade, Cloudy, Incandescent, Fluorescent, Flash, Color Temp./Filter, Custom
Shutter Speed Range: 1/8000 - 30 sec 1/4000 - 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 1200-zone Multi Segment, 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 Sweep Panorama, 3D Sweep Panorama, Anti Motion Blur, Scene Selection (Portrait, Landscape, Macro, Sports Action, Sunset, Night Portrait, Night Scene, Hand-held Twilight(6 shot layering)), Picture Effect (Posterization (Color/B/W), Pop Color, Retro Photo, Partial color (R/G/B/Y), High Contrast Monochrome, Toy Camera (Normal/Cool), Soft High-key, Soft Focus (Hi/Mid/Lo), HDR Painting (Hi/Mid/Lo), Miniature (7 Settings))
Self Timer: 2-30 sec in 1 sec steps seconds 2, 10, Self-portrait, 3 or 5 shots after 10 seconds
Time Lapse (intervalometer):    
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 Autoflash, Fill-flash, Rear sync., Slow sync., Red-eye reduction
Flash Guide Number (ISO 100): 11.0 m / 36.1 ft. 6.0 m / 19.7 ft.
Flash Range Description: Depends on lens aperture Lens dependent
Max Flash Sync: 1/180 1/160
Flash Exposure Compensation: +/- 2.0 EV in 0.5EV steps +/- 2.0 EV in 0.3EV steps
External Flash Connection: Hot shoe Smart Accessory Terminal 2
Built-In Wireless Flash Control: No  
Image Storage
Usable Memory Types: SD / SDHC / SDXC MS PRO Duo / SD / SDHC / SDXC
UHS Support:    
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: .SRW 12-bit RAW .ARW RAW, RAW+JPEG
Movie File Format: MP4 (H.264) with AAC audio AVCHD 1.0 / MP4; Audio: Dolby Digital (AC-3) / MPEG-4 AAC-LC
Included Memory: No memory included  
Included Memory Type:    
Connectivity
Built-In Wi-Fi: Yes No
NFC:
Bluetooth: No No
Built-In GPS: No No
Microphone Jack: No No
Headphone Jack: No No
External Connections: USB 2.0 High Speed,WiFi USB 2.0 High Speed
PictBridge Compliant: Yes Yes
DPOF Compliant: Yes Yes
Remote Control: Yes No
Remote Control Type: Optional wired (SR2NX02)  
Connections (extended): Micro (Type D) HDMI, Combined AV/USB/Remote Micro USB Port Mini HDMI (Type C), Smart Accessory Terminal 2
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 1.40 0.68
Cycle time for RAW shooting in single shot mode (seconds per frame): 1.32 0.91
Buffer size for RAW shooting in single shot mode (frames): 4 Unlimited
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):    
Camera penalizes early shutter press? No No
JPEG shooting speed in burst mode (fps, max resolution): 7.5 5.5
Buffer size for JPEG shooting in burst mode (frames, max resolution): 11 12
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 0.31 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 0.060 seconds
Shutter lag (full AF, with flash): 0.62 seconds 0.44 seconds
Shutter Lag (prefocused): 0.044 seconds 0.021 seconds
Shutter Lag (notes): Full AF Shutter Lag, Wide Area mode = 0.650s Full Autofocus AF lag, Multi-area mode = 0.311s
Startup Time: 3.0 seconds 1.5 seconds
Play -> Record Time: 0.9 seconds 1.0 seconds
Flash cycle time, full power: 3.6 seconds 2.7 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 360 shots 470 shots
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:    
Battery Form Factor: Proprietary BP1310 Proprietary InfoLithium NP-FW50
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary BP1310 lithium-ion rechargeable 1 x Proprietary NP-FW50 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 PMB (Picture Motion Browser) , Image Data Converter S, Image Data Lightbox SR
OS Compatibility: Windows, Mac OS (except intelli-studio) Windows XP/Vista/7; Mac OS X 10.3 or later. (PMB is Windows only.)
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. Auto Portrait Framing, Self-portrait self-timer, Clear Image Zoom, Superior Auto, USB charging. Available in silver, black or white.