• APS-C 372.1mm2
  • 16.3 megapixels
  • ISO 100 - 51,200
  • 1/1.7 inch 43.3mm2
  • 12.0 megapixels
  • 28.00mm - 300.00mm (35mm eq.)
  • Detailed specifications
  • Pentax K-50
  • Olympus Stylus 1
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
Olympus Stylus 1s
Stylus 1 vs Stylus 1s
General
Model Number: K-50 Stylus 1
Alternate Model Number(s):    
Camera Format: SLR EVF
Currently Manufactured: No No
Retail Price: $779.95 $699.99
Street Price: $149.00 $449.00
Date Available: 2013-07-15 2013-12-15
Tripod Mount: Yes Yes
Weight: 31.9 oz (904 g)
includes batteries, kit lens
14.3 oz (404 g)
includes batteries
Size: 5.1 x 3.8 x 2.8 in.
(130 x 97 x 71 mm)
4.6 x 3.4 x 2.2 in.
(116 x 87 x 57 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: Sony  
Effective Megapixels: 16.3 12.0
Sensor Format: APS-C 1/1.7 inch
Sensor size: 372.09mm2 (23.70mm x 15.70mm) 43.32mm2 (7.6mm x 5.7mm)
Approximate Pixel Pitch: 4.81 microns 1.92 microns
Focal Length Multiplier: 1.5x n/a
Aspect Ratio: 3:2 4:3
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed  
Self-Cleaning: Yes No
Sensor shift image stabilization: Yes No
On-Sensor Phase Detect: No No
DxO Sensor Score: 79 51
DxO Color Depth Score (bits): 23.7 20.7
DxO Dynamic Range Score (evs): 13.0 11.6
DxO Maximum Effective ISO Score (iso): 1,120 179
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)
3968 x 2976 (11.8 MP, 4:3),
2560 x 1920 (4.9 MP, 4:3),
1280 x 960 (1.2 MP, 4:3),
640 x 480 (0.3 MP, 4:3),
3200 x 2400 (7.7 MP, 4:3),
1920 x 1440 (2.8 MP, 4:3),
1600 x 1200 (1.9 MP, 4:3),
1024 x 768 (0.8 MP, 4:3)
Image File Format: JPEG (EXIF 2.3), 12-bit RAW (.DNG), RAW+JPEG JPEG, 12-bit RAW, RAW+JPEG
Continuous-mode frames/second: 6.0 8.1
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (30p/​25p/​24p)
1280x720 (60p/​50p/​30p/​25p/​24p)
640x480 (30p/​25p/​24p)
1920x1080 (30p)
1280x720 (30p)
640x480 (120p)
320x240 (240p)
Movie File Format: MOV MPEG-4 AVC (H.264) with monaural audio .MOV (MPEG-4 AVC / H.264) with linear PCM 16-bit 48kHz stereo audio / AVI (Motion JPEG)
Composite Video Out: Yes Yes
NTSC/PAL Switchable Video: Yes Yes
Video Usable as Viewfinder: No
HD Video Out: No Yes
HD Video Connection: HDMI
Lens & Optics
Lens Mount: Pentax K (KA/KAF/KAF2/3) n/a
Lens: smc PENTAX-DA L 18-55mm f/3.5-5.6 AL WR; 11 elements in 8 groups, 6 bladed diaphragm i.Zuiko Digital ED; 12 elements in 10 groups, 8 apherical
Focal Length (35mm equivalent): 27 - 83mm 28 - 300mm
Focal Length (actual): 18 - 55mm 6 - 64mm
Zoom Ratio: 3.06x 10.70x
Aperture Range: f/3.5 - f/22 (wide) / f/5.6 - f/38 (tele) f/2.8 - f/8 (W/T); built-in 3-stop ND filter
Integrated ND Filter: No Yes
Normal Focus Range: 25 cm to Infinity
9.8 in to Infinity
10 cm to Infinity
3.9 in to Infinity
Macro Focus Range:   5 - 60 cm
2.0 - 23.6 in
Filter Thread: 52.0mm n/a
Thread Type: n/a Body threads for opt. adapter
Optical Image Stabilization: No Yes
Digital Zoom: No Yes
Digital Zoom Values: n/a 2x
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) Contrast Detection: 35-area multiple AF (All target, Group target area (9-area), Single target)
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: Optical / LCD EVF / 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) 1.44M-dot LCD, 0.58x magnification (35mm eq.), ~100% coverage, ~18mm eyepoint, -4 to +2 diopter
Focus Peaking: Yes Yes
EVF Resolution: n/a 1,440,000 dots
Viewfinder Magnification (35mm equivalent): 0.61x 0.58x
Viewfinder Magnification (nominal/claimed): 0.92x  
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 921,600 dots (307,200 px) 1,040,000 dots
Touchscreen: No Yes
Articulating Screen: No Yes
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 16.0x 14.0x
Top Deck Display: No No
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 ISO 100 - 12800 (customizable, Default 100-1600) Manual ISO 100 - 12800, 1/3 EV steps
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, Sunny, Shadow, Cloudy, Incandescent, Fluorescent , Flash, Manual (2), Kelvin
Shutter Speed Range: 1/6000 - 30 sec 1/2000 - 60 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 324-zone Digital ESP, Center-weighted Average, 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 Scene (Portrait, e-Portrait, Landscape, Sport, Night, Night + Portrait, Sunset, Documents, Panorama (assist-only), Fireworks, Multiple Exposure, Beach & Snow), 11 Art Filters and 5 Art Effects.
Self Timer: 2 or 12 seconds 2, 12, custom seconds
Time Lapse (intervalometer): Yes Yes
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: P-TTL: On, Redeye, Slow Sync, Slow Sync + Redeye, Trailing Curtain Sync Auto, Red-eye reduction, Fill-in, Off, Red-eye reduction slow sync., Slow sync, Full, Manual, Wireless (4 channels, 4 groups)
Flash Guide Number (ISO 100): 12.0 m / 39.4 ft. n/a
Flash Range Description: Depends on lens ISO 1600 (W/T): 0.1 - 10.3m / 0.3 - 33.8 ft.
Max Flash Sync: 1/180 1/2000 (internal flash)
Flash Exposure Compensation: -2 to +1 EV in 0.5EV steps +/- 3.0 EV in 0.3EV steps
External Flash Connection: Hot Shoe Hot Shoe
Built-In Wireless Flash Control: Full TTL exposure 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 12-bit RAW, RAW+JPEG
Movie File Format: MOV MPEG-4 AVC (H.264) with monaural audio .MOV (MPEG-4 AVC / H.264) with linear PCM 16-bit 48kHz stereo audio / AVI (Motion JPEG)
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No Yes
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,WiFi
PictBridge Compliant: No Yes
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional Wired or IR Optional RM-UC1 Remote cable
Connections (extended): Wired remote port Multi-connector (USB/AV/Remote); Type-D Micro HDMI
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution):   0.42
Cycle time for RAW shooting in single shot mode (seconds per frame):   0.44
Buffer size for RAW shooting in single shot mode (frames):   Unlimited
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):   0.40
Camera penalizes early shutter press? No
JPEG shooting speed in burst mode (fps, max resolution): 6.0 8.1
Buffer size for JPEG shooting in burst mode (frames, max resolution): 30 Unlimited
RAW shooting speed in burst mode (fps):   8.1
Buffer size for RAW shooting in burst mode (frames):   32
RAW+JPEG shooting speed in burst mode (fps):   8.0
Buffer Size for RAW+JPEG shooting in burst mode (frames):   26
Shutter lag (full AF, wide/mid):   0.27 seconds
Shutter lag (full AF, tele):   0.32 seconds
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus):    
Shutter lag (full AF, with flash):   0.40 seconds
Shutter Lag (prefocused):   0.040 seconds
Shutter Lag (notes):    
Startup Time:   1.3 seconds
Play -> Record Time:   0.6 seconds
Flash cycle time, full power:   3.4 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):   410 shots
Battery Life, Still (CIPA Rating OVF/EVF): 480 shots  
Battery Life, Video:    
Battery Form Factor: Proprietary; optional D-BH109 AA Battery Holder Proprietary BLS-5
Usable Battery Types: D-LI109 Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary D-LI109 Lithium-ion rechargeable 1 x Proprietary BLS-5 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) OLYMPUS Viewer 3 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). 28-300mm equivalent f/2.8 stabilized lens, 1/1.7-inch BSI CMOS sensor, TruePic VI processor, high-res EVF, tilting LCD touchscreen, built-in Wi-Fi, 7fps full-res burst mode, Full HD 1080p movies. Available in black.