• APS-C 372.1mm2
  • 16.3 megapixels
  • ISO 100 - 51,200
  • 35mm 860.4mm2
  • 16.2 megapixels
  • ISO 100 - 12,800
  • Detailed specifications
  • Pentax K-50
  • Nikon Df
Links
Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Pentax K-30
K-30 vs K-50
 
Successor: Pentax K-70
K-50 vs K-70
 
General
Model Number: K-50 Df
Alternate Model Number(s):    
Camera Format: SLR SLR
Currently Manufactured: No Yes
Retail Price: $779.95 $2999.95
Street Price: $149.00 $2,773.45
Date Available: 2013-07-15 2013-11-30
Tripod Mount: Yes Yes
Weight: 31.9 oz (904 g)
includes batteries, kit lens
34.7 oz (983 g)
includes batteries, kit lens
Size: 5.1 x 3.8 x 2.8 in.
(130 x 97 x 71 mm)
5.6 x 4.3 x 2.6 in.
(144 x 110 x 67 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: Sony  
Effective Megapixels: 16.3 16.2
Sensor Format: APS-C 35mm
Sensor size: 372.09mm2 (23.70mm x 15.70mm) 860.4mm2 (36.00mm x 23.90mm)
Approximate Pixel Pitch: 4.81 microns 7.31 microns
Focal Length Multiplier: 1.5x 1.0x
Aspect Ratio: 3:2 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed Fixed
Self-Cleaning: Yes Yes
Sensor shift image stabilization: Yes No
On-Sensor Phase Detect: No No
DxO Sensor Score: 79 89
DxO Color Depth Score (bits): 23.7 24.6
DxO Dynamic Range Score (evs): 13.0 13.1
DxO Maximum Effective ISO Score (iso): 1,120 3,279
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)
4928 x 3280 (16.2 MP, 3:2),
3696 x 2456 (9.1 MP, 3:2),
2464 x 1640 (4.0 MP, 3:2),
3200 x 2128 (6.8 MP, 3:2),
2400 x 1592 (3.8 MP, Other),
1600 x 1064 (1.7 MP, 3:2)
Image File Format: JPEG (EXIF 2.3), 12-bit RAW (.DNG), RAW+JPEG JPEG, NEF (RAW): 12 or 14 bit, lossless compressed, compressed, or uncompressed; RAW+JPEG; TIFF (RGB)
Continuous-mode frames/second: 6.0 5.4
Video Capture
Can take movies: Yes No
Movie Resolution: 1920x1080 (30p/​25p/​24p)
1280x720 (60p/​50p/​30p/​25p/​24p)
640x480 (30p/​25p/​24p)
Movie File Format: MOV MPEG-4 AVC (H.264) with monaural 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 AF-S NIKKOR 50mm f/1.8G Special Edition
Focal Length (35mm equivalent): 27 - 83mm 50mm
Focal Length (actual): 18 - 55mm 50mm
Zoom Ratio: 3.06x 1.00x
Aperture Range: f/3.5 - f/22 (wide) / f/5.6 - f/38 (tele) f/1.8 - f/16; 7 diaphragm blades (circular)
Integrated ND Filter: No No
Normal Focus Range: 25 cm to Infinity
9.8 in to Infinity
45 cm to Infinity
17.7 in to Infinity
Macro Focus Range:    
Filter Thread: 52.0mm 58.0mm
Thread Type: n/a n/a
Optical Image Stabilization: No No
Digital Zoom: No No
Digital Zoom Values: n/a n/a
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) 39-point (9 cross type) TTL phase detection with 3D focus tracking via Nikon Multi-CAM 4800FX; Contrast-detect AF in Live View modes
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, fixed Type B BriteView Clear Matte Mark VIII focusing screen, 100% coverage, 0.7x magnification, 15mm eyepoint, -3 to +1 diopter
Focus Peaking: Yes No
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent): 0.61x 0.70x
Viewfinder Magnification (nominal/claimed): 0.92x 0.70x
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) 921,600 dots (307,200 px)
Touchscreen: No No
Articulating Screen: No No
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 16.0x  
Top Deck Display: No Yes
Exposure
Maximum ISO (native): 51200 12800
Minimum ISO (native): 100 100
ISO Settings: Auto, 100-51200 (1, 1/2 or 1/3 EV steps) Auto, 100 - 12,800, plus down to 50 in Lo-1, up to 204,800 in Hi-4
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 (2 types), Incandescent, Fluorescent (7 types), Direct Sunlight, Flash, Cloudy, Shade, Preset manual (up to 4), Color temperature (2500-10000K), all with fine-tuning
Shutter Speed Range: 1/6000 - 30 sec 1/4000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 5.0EV in 0.3EV steps +/- 3.0EV in 0.3EV steps
Metering Modes: TTL open-aperture: 77-segment, Center-weighted, Spot 2016-pixel 3D Color Matrix Metering III, Center-weighted (75% given to 8, 12, 15 or 20mm circle), Spot (4mm) centered on selected focus area
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 Built-in HDR mode
Self Timer: 2 or 12 seconds 2/5/10/20s; 1-9 exposures at intervals of 0.5, 1, 2, or 3 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 Front curtain sync, slow sync, rear-curtain sync, red-eye reduction, red-eye reduction with slow sync, slow rear-curtain sync, Auto FP High-Speed Sync supported
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 518 Hot Shoe (safety lock provided), PC Sync terminal
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: 12-bit RAW (.DNG), RAW+JPEG NEF (RAW): 12 or 14 bit, lossless compressed, compressed, or uncompressed; RAW+JPEG; TIFF (RGB)
Movie File Format: 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: No No
NFC: No No
Bluetooth: No No
Built-In GPS: No No
Microphone Jack: No No
Headphone Jack: No No
External Connections: USB 2.0 High Speed USB 2.0 High Speed
PictBridge Compliant: No Yes
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional Wired or IR Optional cable release, wired, wireless
Connections (extended): Wired remote port Type-C Mini HDMI, Accessory Terminal
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution):   0.54
Cycle time for RAW shooting in single shot mode (seconds per frame):   0.54
Buffer size for RAW shooting in single shot mode (frames):   Unlimited
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):   0.53
Camera penalizes early shutter press? No
JPEG shooting speed in burst mode (fps, max resolution): 6.0 5.4
Buffer size for JPEG shooting in burst mode (frames, max resolution): 30 Unlimited
RAW shooting speed in burst mode (fps):   5.4
Buffer size for RAW shooting in burst mode (frames):   29
RAW+JPEG shooting speed in burst mode (fps):   5.4
Buffer Size for RAW+JPEG shooting in burst mode (frames):   22
Shutter lag (full AF, wide/mid):   0.27 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):   1.39 seconds
Shutter lag (prefocused, live view - DSLR):   0.233 seconds
Shutter Lag (manual focus):   0.079 seconds
Shutter lag (full AF, with flash):    
Shutter Lag (prefocused):   0.054 seconds
Shutter Lag (notes):   Full AF lag, wide-area mode, OVF = 0.493s Full AF lag, Live View = 1.388s Prefocused, Live View = 0.233s
Startup Time:   0.6 seconds
Play -> Record Time:   0.3 seconds
Flash cycle time, full power:    
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):    
Battery Life, Still (CIPA Rating OVF/EVF): 480 shots 1400 shots
Battery Life, Video:    
Battery Form Factor: Proprietary; optional D-BH109 AA Battery Holder Proprietary EN-EL14a
Usable Battery Types: D-LI109 Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary D-LI109 Lithium-ion rechargeable 1 x Proprietary EN-EL14a Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: No
Internal Charging Supported: No
Software
Included Software: Software CDROM (SILKYPIX Developer Studio for PENTAX included) Nikon ViewNX 2 CD-ROM
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). Available in two-tone silver and black, or black.