• APS-C 369.0mm2
  • 20.3 megapixels
  • ISO 100 - 25,600
  • APS-C 361.2mm2
  • 25.7 megapixels
  • ISO 100 - 1,600,000
  • Detailed specifications
  • Samsung NX300
  • Pentax K-3 III
Links
Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Samsung NX200
NX200 vs NX300
Pentax K-3 II
K-3 II vs K-3 III
Successor: Samsung NX500
NX300 vs NX500
 
General
Model Number: NX300 K-3 III
Alternate Model Number(s):   K-3 Mark III
Camera Format: Compact System Camera Pro SLR
Currently Manufactured: No Yes
Retail Price: $799.99 $1999.95
Street Price: $1,199.99 $1,846.95
Date Available: 2013-03-05 2021-04-06
Tripod Mount: Yes Yes
Weight: 19.4 oz (549 g)
includes batteries, kit lens
28.9 oz (820 g)
includes batteries
Size: 4.8 x 2.5 x 1.6 in.
(122 x 64 x 41 mm)
5.3 x 4.1 x 2.9 in.
(135 x 104 x 74 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: Samsung  
Effective Megapixels: 20.3 25.7
Sensor Format: APS-C APS-C
Sensor size: 368.95mm2 (23.50mm x 15.70mm) 361.15mm2 (23.30mm x 15.50mm)
Approximate Pixel Pitch: 4.29 microns 3.76 microns
Focal Length Multiplier: 1.5x 1.5x
Aspect Ratio: 3:2 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed Optional
Self-Cleaning: Yes Yes
Sensor shift image stabilization: No Yes
On-Sensor Phase Detect: Yes No
DxO Sensor Score: 76  
DxO Color Depth Score (bits): 23.6  
DxO Dynamic Range Score (evs): 12.7  
DxO Maximum Effective ISO Score (iso): 942  
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)
6192 x 4128 (25.6 MP, 3:2),
4752 x 3168 (15.1 MP, 3:2),
3648 x 2432 (8.9 MP, 3:2),
1920 x 1280 (2.5 MP, 3:2)
Image File Format: JPEG (EXIF 2.21), .SRW 12-bit RAW JPEG (EXIF 2.30), 14-bit RAW (.PEF, .DNG), RAW+JPEG
Continuous-mode frames/second: 8.1 12.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (60p/​30p/​15p)
1920x810 (24p)
1280x720 (60p/​30p)
640x480 (30p)
320x240 (30p)
3840x2160 (30p/​24p)
1920x1080 (60p/​50p/​30p/​25p/​24p)
Movie File Format: MP4 (Video: MPEG4, AVC/H.264, Audio: AAC) MPEG-4 AVC/H.264 (MOV)
Composite Video Out: No No
NTSC/PAL Switchable Video: n/a n/a
Video Usable as Viewfinder: n/a n/a
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Samsung NX Pentax K (KA/KAF/KAF2/3/4)
Lens: Samsung 18-55mm f/3.5-5.6 OIS III NX i-Function n/a
Focal Length (35mm equivalent): 28 - 85mm  
Focal Length (actual): 18 - 55mm  
Zoom Ratio: 3.06x  
Aperture Range: 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
 
Macro Focus Range:    
Filter Thread: 58.0mm n/a
Thread Type: n/a n/a
Optical Image Stabilization: Yes No
Digital Zoom: Yes
Digital Zoom Values: Up to 2x i-Zoom  
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Hybrid AF (Phase and Contrast Detection); 105 points (Phase Detection AF), 247 points (Contrast AF) SAFOX 13 TTL phase-matching - 101 point (25 cross type focus points in the center)
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, 1.05x mag., 20.5mm eyepoint, -4.0 to +1.0 diopter
Focus Peaking: Yes Yes
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent):   1.05x
Viewfinder Magnification (nominal/claimed):    
Display
Eye-level Viewfinder: No Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.3 3.2
Rear Display Resolution: 768,000 dots (384,000 px) 1,620,000 dots (540,000 px)
Touchscreen: Yes Yes
Articulating Screen: Yes No
Tilt Swivel Screen: No No
Selfie Screen: No
Max Playback Zoom:   16.0x
Top Deck Display: No Yes
Exposure
Maximum ISO (native): 25600 1600000
Minimum ISO (native): 100 100
ISO Settings: Auto, 100, 200, 400, 800, 1600, 3200, 6400, 12800, 25600 (1 or 1/3 EV steps) Auto, 100-1600000 (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, Multi Auto WB, Daylight, Shade, Cloudy, Fluorescent Light (D: Daylight Color, N:Daylight White, W:Cool White, L:Warm White), Tungsten Light, Flash, CTE, Manual (up to 3 settings), Color Temperature (up to 3 settings), Copying the white balance setting of a captured image
Shutter Speed Range: 1/6000 - 30 sec 1/8000 - 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: Multi-segment with 307K-pixel RGBIr sensor, Center-weighted, Spot, Highlight-weighted
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 Scene Analyze Auto, Program, Sensitivity Priority, Shutter Priority, Aperture Priority, Shutter & Aperture Priority; Digital filters (capture): Extract Color, Replace Color, Toy Camera, Retro, High Contrast, Shading, Invert Color, Unicolor Bold, Tone Expansion, Bold Monochrome, Grainy Monochrome; HDR: Auto, HDR1, HDR2, HDR3, Advanced HDR, Exposure bracket value adjustable, Automatic composition correction function; Pixel Shift Resolution (On/Off)
Self Timer: 2-30 sec in 1 sec steps seconds 2 or 12 seconds
Time Lapse (intervalometer):    
High Resolution Composite: No 24.0 megapixels
Flash
Built-in Flash: No No
Flash Modes: Smart Flash, Auto, Auto+Red-eye reduction, Fill-in, Fill-in+Red-eye reduction, 1st Curtain, 2nd Curtain, Off P-TTL; Modes available depends on external flash mounted
Flash Guide Number (ISO 100): 8.0 m / 26.2 ft. n/a
Flash Range Description: Bundled SEF8A flash has GN 8m at ISO 100 n/a
Max Flash Sync: 1/180 1/200
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, PC Sync socket
Built-In Wireless Flash Control:   No
Image Storage
Usable Memory Types: SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support: UHS-I UHS-II
Other Memory:    
Dual Card Slots: No Yes
RAW Capture Support: Yes Yes
Uncompressed Format: .SRW 12-bit RAW 14-bit RAW (.PEF, .DNG), RAW+JPEG
Movie File Format: MP4 (Video: MPEG4, AVC/H.264, Audio: AAC) MPEG-4 AVC/H.264 (MOV)
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: Yes Yes
NFC: Yes No
Bluetooth: No Yes
Built-In GPS: No No
Microphone Jack: No Yes
Headphone Jack: No Yes
External Connections: USB 2.0 High Speed,WiFi USB 3.0 Super Speed,Bluetooth,WiFi
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) USB 3.2 Gen1 (Type-C), Micro B,Micro (Type D) HMDI, External cable switch terminal (2.5mm), X-sync socket, 3.5mm stereo mic input, 3.5mm headphone jack
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 12.0
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):   800 shots
Battery Life, Video:    
Battery Form Factor: Proprietary BP1130 Proprietary D-LI90
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary BP1130 lithium-ion rechargeable 1 x Proprietary D-LI90 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: No Yes
Internal Charging Supported: Yes No
Software
Included Software: iLauncher, Adobe Lightroom Software CD-ROM includes Digital Camera Utility 5
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.