• APS-C 369.0mm2
  • 20.3 megapixels
  • ISO 100 - 25,600
  • APS-C 372.1mm2
  • 16.3 megapixels
  • ISO 100 - 51,200
  • Detailed specifications
  • Samsung NX300
  • Pentax K-50
Links
Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Samsung NX200
NX200 vs NX300
Pentax K-30
K-30 vs K-50
Successor: Samsung NX500
NX300 vs NX500
Pentax K-70
K-50 vs K-70
General
Model Number: NX300 K-50
Alternate Model Number(s):    
Camera Format: Compact System Camera SLR
Currently Manufactured: No No
Retail Price: $799.99 $779.95
Street Price: $1,199.99 $149.00
Date Available: 2013-03-05 2013-07-15
Tripod Mount: Yes Yes
Weight: 19.4 oz (549 g)
includes batteries, kit lens
31.9 oz (904 g)
includes batteries, kit lens
Size: 4.8 x 2.5 x 1.6 in.
(122 x 64 x 41 mm)
5.1 x 3.8 x 2.8 in.
(130 x 97 x 71 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: Samsung Sony
Effective Megapixels: 20.3 16.3
Sensor Format: APS-C APS-C
Sensor size: 368.95mm2 (23.50mm x 15.70mm) 372.09mm2 (23.70mm x 15.70mm)
Approximate Pixel Pitch: 4.29 microns 4.81 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 Yes
On-Sensor Phase Detect: Yes No
DxO Sensor Score: 76 79
DxO Color Depth Score (bits): 23.6 23.7
DxO Dynamic Range Score (evs): 12.7 13.0
DxO Maximum Effective ISO Score (iso): 942 1,120
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)
4928 x 3264 (16.1 MP, Other),
4224 x 2816 (11.9 MP, 3:2),
3456 x 2304 (8.0 MP, 3:2),
2688 x 1792 (4.8 MP, 3:2)
Image File Format: JPEG (EXIF 2.21), .SRW 12-bit RAW JPEG (EXIF 2.3), 12-bit RAW (.DNG), RAW+JPEG
Continuous-mode frames/second: 8.1 6.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (60p/​30p/​15p)
1920x810 (24p)
1280x720 (60p/​30p)
640x480 (30p)
320x240 (30p)
1920x1080 (30p/​25p/​24p)
1280x720 (60p/​50p/​30p/​25p/​24p)
640x480 (30p/​25p/​24p)
Movie File Format: MP4 (Video: MPEG4, AVC/H.264, Audio: AAC) MOV MPEG-4 AVC (H.264) with monaural audio
Composite Video Out: No Yes
NTSC/PAL Switchable Video: n/a Yes
Video Usable as Viewfinder: n/a No
HD Video Out: Yes No
HD Video Connection: HDMI
Lens & Optics
Lens Mount: Samsung NX Pentax K (KA/KAF/KAF2/3)
Lens: Samsung 18-55mm f/3.5-5.6 OIS III NX i-Function smc PENTAX-DA L 18-55mm f/3.5-5.6 AL WR; 11 elements in 8 groups, 6 bladed diaphragm
Focal Length (35mm equivalent): 28 - 85mm 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 - f/22 (wide) / f/5.6 - f/38 (tele)
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 52.0mm
Thread Type: n/a n/a
Optical Image Stabilization: Yes No
Digital Zoom: Yes No
Digital Zoom Values: Up to 2x i-Zoom n/a
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Hybrid AF (Phase and Contrast Detection); 105 points (Phase Detection AF), 247 points (Contrast AF) Phase Detect:: SAFOX IXi+, 11 point (9 cross type focus point in the center), with light wavelength sensor and diffraction lens; Live View: Contrast detection AF (face detection, tracking, select, spot)
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: No / OLED Optical / LCD
Viewfinder Type:   SLR type; eye-level pentaprism, 100% coverage, 0.92x mag., -2.5 to +1.5 diopter, Natural-Bright-Matte III focusing screen (interchangeable)
Focus Peaking: Yes Yes
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent):   0.61x
Viewfinder Magnification (nominal/claimed):   0.92x
Display
Eye-level Viewfinder: No Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.3 3.0
Rear Display Resolution: 768,000 dots (384,000 px) 921,600 dots (307,200 px)
Touchscreen: Yes No
Articulating Screen: Yes No
Tilt Swivel Screen: No No
Selfie Screen: No
Max Playback Zoom:   16.0x
Top Deck Display: No No
Exposure
Maximum ISO (native): 25600 51200
Minimum ISO (native): 100 100
ISO Settings: Auto, 100, 200, 400, 800, 1600, 3200, 6400, 12800, 25600 (1 or 1/3 EV steps) Auto, 100-51200 (1, 1/2 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, Shade, Cloudy, Fluorescent (D, N, W, L), Tungsten, Flash, CTE, 3 Manual and 3 Kelvin temperature presets
Shutter Speed Range: 1/6000 - 30 sec 1/6000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 3.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: 221-segment Multi, Center-weighted, Spot TTL open-aperture: 77-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 Sensitivity Priority, Shutter and Aperture Priority, Scene (Portrait, Landscape, Macro, Moving Object, Night Scene Portrait, Sunset, Blue Sky, Forest, Night Scene, Night Scene HDR (JPG), Night Snap, Food, Pet, Kids, Surf & Snow, Backlight Silhouette, Candlelight, Stage Lighting, Museum); Extract Color, Toy Camera, Retro, High Contrast, Shading, Invert Color, Color; Dynamic range adjustment (Highlight, Shadow); HDR: Auto, HDR 1, HDR 2, HDR 3
Self Timer: 2-30 sec in 1 sec steps seconds 2 or 12 seconds
Time Lapse (intervalometer):   Yes
High Resolution Composite: No No
Flash
Built-in Flash: No Yes
Flash Modes: Smart Flash, Auto, Auto+Red-eye reduction, Fill-in, Fill-in+Red-eye reduction, 1st Curtain, 2nd Curtain, Off P-TTL: On, Redeye, Slow Sync, Slow Sync + Redeye, Trailing Curtain Sync
Flash Guide Number (ISO 100): 8.0 m / 26.2 ft. 12.0 m / 39.4 ft.
Flash Range Description: Bundled SEF8A flash has GN 8m at ISO 100 Depends on lens
Max Flash Sync: 1/180 1/180
Flash Exposure Compensation: +/- 2.0 EV in 0.5EV steps -2 to +1 EV in 0.5EV steps
External Flash Connection: Hot shoe Hot Shoe
Built-In Wireless Flash Control:   Full TTL exposure
Image Storage
Usable Memory Types: SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support: UHS-I  
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: .SRW 12-bit RAW 12-bit RAW (.DNG), RAW+JPEG
Movie File Format: MP4 (Video: MPEG4, AVC/H.264, Audio: AAC) MOV MPEG-4 AVC (H.264) with monaural audio
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: Yes No
NFC: Yes No
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 No
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional wired (SR2NX02) via USB Optional Wired or IR
Connections (extended): Mini HDMI, IEEE 802.11b/g/n Dual-band Wi-Fi (2.5G/5G) Wired remote port
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 1.12  
Cycle time for RAW shooting in single shot mode (seconds per frame): 1.72  
Buffer size for RAW shooting in single shot mode (frames): 2  
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): 2.56  
Camera penalizes early shutter press? No
JPEG shooting speed in burst mode (fps, max resolution): 8.1 6.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): 14 30
RAW shooting speed in burst mode (fps): 7.1  
Buffer size for RAW shooting in burst mode (frames): 5  
RAW+JPEG shooting speed in burst mode (fps): 7.7  
Buffer Size for RAW+JPEG shooting in burst mode (frames): 5  
Shutter lag (full AF, wide/mid): 0.12 seconds  
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus): 0.088 seconds  
Shutter lag (full AF, with flash): 0.41 seconds  
Shutter Lag (prefocused): 0.071 seconds  
Shutter Lag (notes): Full AF shutter lag, Multi-area AF mode = 0.299s  
Startup Time: 1.2 seconds  
Play -> Record Time: 0.9 seconds  
Flash cycle time, full power: 2.8 seconds  
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 320 shots  
Battery Life, Still (CIPA Rating OVF/EVF):   480 shots
Battery Life, Video:    
Battery Form Factor: Proprietary BP1130 Proprietary; optional D-BH109 AA Battery Holder
Usable Battery Types: Lithium-ion rechargeable D-LI109 Lithium-ion rechargeable
Batteries Included: 1 x Proprietary BP1130 lithium-ion rechargeable 1 x Proprietary D-LI109 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: No
Internal Charging Supported: Yes
Software
Included Software: iLauncher, Adobe Lightroom Software CDROM (SILKYPIX Developer Studio for PENTAX included)
OS Compatibility: Windows, Mac OS  
Miscellaneous
Notes & Features: NEW 3D Still and movie capture, NEW Hybrid AF (Phase and Contrast Detection), NEW 3.3-inch AMOLED Touchscreen and Tilt Display, NEW SMART Camera 2.0 functionality, NEW Premium retro modern design, 20.3 MP CMOS sensor (APS-C), Full HD video recording, Dual-band Wi-Fi Connectivity (2.4G/5G). Available in black/silver or white/silver. Replaces K-30: tweaked 16MP sensor, tweaked PRIME M processor, maximum ISO now 51,200, controllable Eye-Fi connection, new WR L kit lenses. Available in 120 colors (20 base colors, 6 grip colors).