• Medium format 1,350.0mm2
  • 37.5 megapixels
  • ISO 80 - 1250
  • APS-C 372.1mm2
  • 16.3 megapixels
  • ISO 100 - 51,200
  • Detailed specifications
  • Leica S2
  • Pentax K-50
Links
Prices:   Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:   Pentax K-30
K-30 vs K-50
Successor: Leica S3
S2 vs S3
Pentax K-70
K-50 vs K-70
General
Model Number: S2 K-50
Alternate Model Number(s):    
Camera Format: Pro SLR SLR
Currently Manufactured: No No
Retail Price: $22995.00 $779.95
Street Price:   $149.00
Date Available: 2009-09-30 2013-07-15
Tripod Mount: Yes Yes
Weight: 49.7 oz (1,410 g)
includes batteries
31.9 oz (904 g)
includes batteries, kit lens
Size: 6.3 x 4.7 x 3.1 in.
(160 x 120 x 80 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: CCD CMOS
Sensor Manufacturer: Kodak KAF-37500 Sony
Effective Megapixels: 37.5 16.3
Sensor Format: Medium format APS-C
Sensor size: 1350mm2 (45.00mm x 30.00mm) 372.09mm2 (23.70mm x 15.70mm)
Approximate Pixel Pitch: 6.00 microns 4.81 microns
Focal Length Multiplier: 0.8x 1.5x
Aspect Ratio: 3:2 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: None Fixed
Self-Cleaning: No Yes
Sensor shift image stabilization: No Yes
On-Sensor Phase Detect: No No
DxO Sensor Score:   79
DxO Color Depth Score (bits):   23.7
DxO Dynamic Range Score (evs):   13.0
DxO Maximum Effective ISO Score (iso):   1,120
Image Capture
Image Resolution: 7500 x 5000 (37.5 MP, 3:2) 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, Raw (Adobe .DNG) JPEG (EXIF 2.3), 12-bit RAW (.DNG), RAW+JPEG
Continuous-mode frames/second: n/a 6.0
Video Capture
Can take movies: No Yes
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: 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: Leica S bayonet Pentax K (KA/KAF/KAF2/3)
Lens: n/a 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):   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: n/a 52.0mm
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: Single or continuous, TTL with central cross-hair sensor 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? No Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: Optical / LCD (playback only) Optical / LCD
Viewfinder Type: High eyepoint pentaprism viewfinder w/ 0.86x magnification, -3 to +1 diopter correction 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: No Yes
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent): 1.08x 0.61x
Viewfinder Magnification (nominal/claimed): 0.86x 0.92x
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 460,000 dots 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: Yes No
Exposure
Maximum ISO (native): 1250 51200
Minimum ISO (native): 80 100
ISO Settings: Auto, 80-1250 Auto, 100-51200 (1, 1/2 or 1/3 EV steps)
Auto ISO Mode: No Yes
White Balance Settings:   Auto, Daylight, Shade, Cloudy, Fluorescent (D, N, W, L), Tungsten, Flash, CTE, 3 Manual and 3 Kelvin temperature presets
Shutter Speed Range: 1/4000 - 32 sec 1/6000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation:   +/- 5.0EV in 0.3EV steps
Metering Modes: Multi-field (five fields), center-weighted integral, 3.5% 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:   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 or 12 seconds
Time Lapse (intervalometer):   Yes
High Resolution Composite: No No
Flash
Built-in Flash: No Yes
Flash Modes: n/a P-TTL: On, Redeye, Slow Sync, Slow Sync + Redeye, Trailing Curtain Sync
Flash Guide Number (ISO 100): n/a 12.0 m / 39.4 ft.
Flash Range Description: n/a Depends on lens
Max Flash Sync:   1/180
Flash Exposure Compensation:   -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: CF1 / SD / SDHC SD / SDHC / SDXC
UHS Support:    
Other Memory:    
Dual Card Slots: Yes No
RAW Capture Support: Yes Yes
Uncompressed Format: Raw (Adobe .DNG) 12-bit RAW (.DNG), RAW+JPEG
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 No
DPOF Compliant: No Yes
Remote Control: Yes Yes
Remote Control Type: Cabled Optional Wired or IR
Connections (extended): X-sync, SCA3002, remote release Wired remote port
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution):    
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):    
Camera penalizes early shutter press?
JPEG shooting speed in burst mode (fps, max resolution):   6.0
Buffer size for JPEG shooting in burst mode (frames, max resolution):   30
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):    
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus):    
Shutter lag (full AF, with flash):    
Shutter Lag (prefocused):    
Shutter Lag (notes):    
Startup Time:    
Play -> Record Time:    
Flash cycle time, full power:    
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):    
Battery Life, Still (CIPA Rating OVF/EVF):   480 shots
Battery Life, Video:    
Battery Form Factor: Proprietary 7.4V, 2150mAh Proprietary; optional D-BH109 AA Battery Holder
Usable Battery Types: Lithium-ion rechargeable D-LI109 Lithium-ion rechargeable
Batteries Included: 1 x 7.4V, 2150mAh 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:
Internal Charging Supported:
Software
Included Software: Adobe Lightroom, Leica Image Shuttle remote control software Software CDROM (SILKYPIX Developer Studio for PENTAX included)
OS Compatibility:    
Miscellaneous
Notes & Features: Has 1GB buffer memory and MAESTRO image processor, allowing burst shooting at 1.5 fps for at least eight Raw images. Raw+JPEG mode can optionally store Raw files to CompactFlash and JPEG files to SD card. Has no low-pass filter, with moire instead being removed solely by software. Top panel includes a color Organic LED status display. Die-cast magnesium body is resistant to dust / splashing water. 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).