• APS-C 372.1mm2
  • 16.3 megapixels
  • ISO 100 - 51,200
  • 35mm 858.0mm2
  • 45.7 megapixels
  • ISO 64 - 25,600
  • Detailed specifications
  • Pentax K-50
  • Nikon D850
Links
Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Pentax K-30
K-30 vs K-50
Nikon D810
D810 vs D850
Successor: Pentax K-70
K-50 vs K-70
 
General
Model Number: K-50 D850
Alternate Model Number(s):    
Camera Format: SLR Pro SLR
Currently Manufactured: No Yes
Retail Price: $779.95 $3299.95
Street Price: $149.00 $2,663.62
Date Available: 2013-07-15 2017-09-15
Tripod Mount: Yes Yes
Weight: 31.9 oz (904 g)
includes batteries, kit lens
32.3 oz (915 g)
Size: 5.1 x 3.8 x 2.8 in.
(130 x 97 x 71 mm)
5.7 x 4.9 x 3.1 in.
(146 x 124 x 79 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: Sony Sony
Effective Megapixels: 16.3 45.7
Sensor Format: APS-C 35mm
Sensor size: 372.09mm2 (23.70mm x 15.70mm) 858.01mm2 (35.90mm x 23.90mm)
Approximate Pixel Pitch: 4.81 microns 4.35 microns
Focal Length Multiplier: 1.5x 1.0x
Aspect Ratio: 3:2 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed None
Self-Cleaning: Yes Yes
Sensor shift image stabilization: Yes No
On-Sensor Phase Detect: No No
DxO Sensor Score: 79 100
DxO Color Depth Score (bits): 23.7 26.4
DxO Dynamic Range Score (evs): 13.0 14.8
DxO Maximum Effective ISO Score (iso): 1,120 2,660
Image Capture
Image Resolution: 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)
8256 x 5504 (45.4 MP, 3:2),
6192 x 4128 (25.6 MP, 3:2),
4128 x 2752 (11.4 MP, 3:2),
6880 x 4584 (31.5 MP, 3:2),
5152 x 3432 (17.7 MP, 3:2),
3440 x 2288 (7.9 MP, 3:2),
6880 x 5504 (37.9 MP, 5:4),
5152 x 4120 (21.2 MP, 5:4),
3440 x 2752 (9.5 MP, 5:4),
5504 x 5504 (30.3 MP, 1:1),
4128 x 4128 (17.0 MP, 1:1),
2752 x 2750 (7.6 MP, 1:1)
Image File Format: JPEG (EXIF 2.3), 12-bit RAW (.DNG), RAW+JPEG JPEG (EXIF 2.31), NEF (RAW): 12 or 14 bit, lossless compressed, compressed, or uncompressed; large, medium, and small available (medium and small images are recorded at a bit depth of 12 bits using lossless compression); TIFF
Continuous-mode frames/second: 6.0 7.1
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (30p/​25p/​24p)
1280x720 (60p/​50p/​30p/​25p/​24p)
640x480 (30p/​25p/​24p)
3840x2160 (30p/​25p)
1920x1080 (60p/​50p/​30p/​25p/​24p)
1280x720 (60p/​50p)
1920x1080 (120p/​100p)
Movie File Format: MOV MPEG-4 AVC (H.264) with monaural audio MOV/MP4 (H.265/MPEG-4 AVC, Linear PCM/AAC audio)
Composite Video Out: Yes No
NTSC/PAL Switchable Video: Yes n/a
Video Usable as Viewfinder: No n/a
HD Video Out: No Yes
HD Video Connection: HDMI
Lens & Optics
Lens Mount: Pentax K (KA/KAF/KAF2/3) Nikon F
Lens: smc PENTAX-DA L 18-55mm f/3.5-5.6 AL WR; 11 elements in 8 groups, 6 bladed diaphragm n/a
Focal Length (35mm equivalent): 27 - 83mm  
Focal Length (actual): 18 - 55mm  
Zoom Ratio: 3.06x  
Aperture Range: f/3.5 - f/22 (wide) / f/5.6 - f/38 (tele)  
Integrated ND Filter: No
Normal Focus Range: 25 cm to Infinity
9.8 in to Infinity
 
Macro Focus Range:    
Filter Thread: 52.0mm n/a
Thread Type: n/a n/a
Optical Image Stabilization: No No
Digital Zoom: No Yes
Digital Zoom Values: n/a 1.2x, 1.5x (DX), 5:4, 1:1 crop modes
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: 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) Nikon Advanced Multi-CAM 20K autofocus sensor module with TTL phase detection and fine-tuning: 153 focus points (including 99 cross-type sensors and 15 sensors that support f/8), of which 55 (35 cross-type sensors and 9 f/8 sensors) are available for selection; Contrast-detect AF in Live View mode
Auto Focus Assist Light? Yes No
Manual Focus: Yes Yes
Viewfinder
Viewfinder: Optical / LCD 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) SLR; eye-level pentaprism, 100% coverage, 0.75x magnification, 17mm eyepoint, -3 to +1 diopter
Focus Peaking: Yes Yes
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent): 0.61x 0.75x
Viewfinder Magnification (nominal/claimed): 0.92x 0.75x
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.2
Rear Display Resolution: 921,600 dots (307,200 px) 2,359,000 dots (589,750 px)
Touchscreen: No Yes
Articulating Screen: No Yes
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 16.0x 32.0x
Top Deck Display: No Yes
Exposure
Maximum ISO (native): 51200 25600
Minimum ISO (native): 100 64
ISO Settings: Auto, 100-51200 (1, 1/2 or 1/3 EV steps) Auto, 64 - 25,600 in 1/3, 1/2 or 1EV steps, plus down to 32 in Lo-1, up to 102,400 in Hi-2
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Cloudy, Fluorescent (D, N, W, L), Tungsten, Flash, CTE, 3 Manual and 3 Kelvin temperature presets Auto (3), Incandescent, Fluorescent (7), Direct Sunlight, Flash, Cloudy, Shade, Preset Manual (6) (Spot WB available in Live View), Color Temperature (2,500K-10,000K); Fine-tuning available for all options.
Shutter Speed Range: 1/6000 - 30 sec 1/8000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 5.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: TTL open-aperture: 77-segment, Center-weighted, Spot 180K-pixel 3D Color Matrix Metering III, Center-weighted (weight of 75% given to 12-mm circle in center of frame; diameter of circle can be changed to 8, 15 or 20 mm, or weighting can be based on average of entire frame), Spot (4mm circle or about 1.5% frame, centered on selected focus area), Highlight-weighted: Available with type G, E, and D lenses
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: 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 None
Self Timer: 2 or 12 seconds 2/5/10/20 seconds
Time Lapse (intervalometer): Yes Yes
High Resolution Composite: No No
Flash
Built-in Flash: Yes No
Flash Modes: P-TTL: On, Redeye, Slow Sync, Slow Sync + Redeye, Trailing Curtain Sync n/a
Flash Guide Number (ISO 100): 12.0 m / 39.4 ft. n/a
Flash Range Description: Depends on lens n/a
Max Flash Sync: 1/180 1/250
Flash Exposure Compensation: -2 to +1 EV in 0.5EV steps -3 to +1 EV in 0.3EV steps
External Flash Connection: Hot Shoe ISO-type hot-shoe, PC Sync terminal
Built-In Wireless Flash Control: Full TTL exposure No
Image Storage
Usable Memory Types: SD / SDHC / SDXC XQD / SD / SDHC / SDXC
UHS Support:   UHS-II
Other Memory:   1 SD UHS-II slot, 1 XQD slot
Dual Card Slots: No Yes
RAW Capture Support: Yes Yes
Uncompressed Format: 12-bit RAW (.DNG), RAW+JPEG NEF (RAW): 12 or 14 bit, lossless compressed, compressed, or uncompressed; large, medium, and small available (medium and small images are recorded at a bit depth of 12 bits using lossless compression); TIFF
Movie File Format: MOV MPEG-4 AVC (H.264) with monaural audio MOV/MP4 (H.265/MPEG-4 AVC, Linear PCM/AAC audio)
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No Yes
NFC: No No
Bluetooth: No Yes
Built-In GPS: No No
Microphone Jack: No Yes
Headphone Jack: No Yes
External Connections: USB 2.0 High Speed USB 3.0 Super Speed,Bluetooth,WiFi
PictBridge Compliant: No Yes
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional Wired or IR Optional wired or wireless
Connections (extended): Wired remote port Mini HDMI (Type C), USB 3.0 Micro-B, 10-pin Expansion Terminal (GP-1 GPS compatible), Stereo Mic Mini Jack (3.5mm), Stereo Audio Out (3.5mm)
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution):   <0.3
Cycle time for RAW shooting in single shot mode (seconds per frame):    
Buffer size for RAW shooting in single shot mode (frames):    
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):   <0.3
Camera penalizes early shutter press? No
JPEG shooting speed in burst mode (fps, max resolution): 6.0 7.1
Buffer size for JPEG shooting in burst mode (frames, max resolution): 30 200
RAW shooting speed in burst mode (fps):   7.1
Buffer size for RAW shooting in burst mode (frames):   200
RAW+JPEG shooting speed in burst mode (fps):   7.1
Buffer Size for RAW+JPEG shooting in burst mode (frames):   53
Shutter lag (full AF, wide/mid):   0.08 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):   0.73 seconds
Shutter lag (prefocused, live view - DSLR):   0.145 seconds
Shutter Lag (manual focus):   0.052 seconds
Shutter lag (full AF, with flash):    
Shutter Lag (prefocused):   0.046 seconds
Shutter Lag (notes):    
Startup Time:   0.2 seconds
Play -> Record Time:   0.1 seconds
Flash cycle time, full power:    
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):    
Battery Life, Still (CIPA Rating OVF/EVF): 480 shots 1840 shots
Battery Life, Video:   70 minutes
Battery Form Factor: Proprietary; optional D-BH109 AA Battery Holder Proprietary
Usable Battery Types: D-LI109 Lithium-ion rechargeable EN-EL15a Lithium-ion rechargeable or MB-D18 battery grip
Batteries Included: 1 x Proprietary D-LI109 Lithium-ion rechargeable 1 x Proprietary EN-EL15a Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes
Internal Charging Supported: No
Software
Included Software: Software CDROM (SILKYPIX Developer Studio for PENTAX included)  
OS Compatibility:    
Miscellaneous
Notes & Features: 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).