• APS-C 372.1mm2
  • 16.3 megapixels
  • ISO 100 - 51,200
  • APS-C 368.2mm2
  • 16.3 megapixels
  • ISO 200 - 6400
  • Detailed specifications
  • Pentax K-50
  • Fujifilm X-A2
Links
Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Pentax K-30
K-30 vs K-50
Fujifilm X-A1
X-A1 vs X-A2
Successor: Pentax K-70
K-50 vs K-70
Fujifilm X-A3
X-A2 vs X-A3
General
Model Number: K-50 X-A2
Alternate Model Number(s):    
Camera Format: SLR Compact System Camera
Currently Manufactured: No No
Retail Price: $779.95 $549.95
Street Price: $306.03 $549.95
Date Available: 2013-07-15 2015-02-15
Tripod Mount: Yes Yes
Weight: 31.9 oz (904 g)
includes batteries, kit lens
19.9 oz (564 g)
includes batteries, kit lens
Size: 5.1 x 3.8 x 2.8 in.
(130 x 97 x 71 mm)
4.6 x 2.6 x 1.6 in.
(117 x 67 x 40 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: Sony  
Effective Megapixels: 16.3 16.3
Sensor Format: APS-C APS-C
Sensor size: 372.09mm2 (23.70mm x 15.70mm) 368.16mm2 (23.60mm x 15.60mm)
Approximate Pixel Pitch: 4.81 microns 4.82 microns
Focal Length Multiplier: 1.5x 1.5x
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  
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: 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)
4896 x 3264 (16.0 MP, 3:2),
4896 x 2760 (13.5 MP, Other),
3264 x 3264 (10.7 MP, 1:1),
3456 x 2304 (8.0 MP, 3:2),
3456 x 1944 (6.7 MP, 16:9),
2304 x 2304 (5.3 MP, 1:1),
2496 x 1664 (4.2 MP, 3:2),
2496 x 1408 (3.5 MP, Other),
1664 x 1664 (2.8 MP, 1:1)
Image File Format: JPEG (EXIF 2.3), 12-bit RAW (.DNG), RAW+JPEG JPEG (Exif Ver 2.3), .RAF RAW (ISO 200-6400), RAW + JPEG
Continuous-mode frames/second: 6.0 5.5
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)
Movie File Format: MOV MPEG-4 AVC (H.264) with monaural audio H.264 (MOV) with stereo sound
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) Fujifilm X
Lens: smc PENTAX-DA L 18-55mm f/3.5-5.6 AL WR; 11 elements in 8 groups, 6 bladed diaphragm FUJINON XC 16-50mm f/3.5-5.6 OIS II; 12 all glass elements in 10 groups including 3 aspherical elements and 1 ED element; 7 round-edged aperture blades
Focal Length (35mm equivalent): 27 - 83mm 24 - 76mm
Focal Length (actual): 18 - 55mm 16 - 50mm
Zoom Ratio: 3.06x 3.13x
Aperture Range: f/3.5 - f/22 (wide) / f/5.6 - f/38 (tele) f/3.5 (wide) / f/5.6 (tele) - f/22
Integrated ND Filter: No No
Normal Focus Range: 25 cm to Infinity
9.8 in to Infinity
15 cm to Infinity
5.9 in to Infinity
Macro Focus Range:    
Filter Thread: 52.0mm 58.0mm
Thread Type: n/a n/a
Optical Image Stabilization: No Yes
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) Contrast Detection: Area (49 areas in 7 x 7 grid), Multi; Changeable size of AF frame; Single AF, Eye Detection, Continuous AF, Tracking AF, Manual Focus
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: Optical / LCD No / 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)  
Focus Peaking: Yes Yes
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent): 0.61x  
Viewfinder Magnification (nominal/claimed): 0.92x  
Display
Eye-level Viewfinder: Yes No
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 921,600 dots (307,200 px) 920,000 dots (307,000 px)
Touchscreen: No No
Articulating Screen: No Yes
Tilt Swivel Screen: No No
Selfie Screen: No Yes
Max Playback Zoom: 16.0x  
Top Deck Display: No No
Exposure
Maximum ISO (native): 51200 6400
Minimum ISO (native): 100 200
ISO Settings: Auto, 100-51200 (1, 1/2 or 1/3 EV steps) 200-6400, Extended output sensitivity equivalent ISO 100, 12800 and 25600; AUTO(400), AUTO(800), AUTO(1600), AUTO(3200), AUTO(6400)
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 Fine, Shade, Fluorescent light (Daylight), Fluorescent light (Warm White), Fluorescent light (Cool White), Incandescent light, Custom
Shutter Speed Range: 1/6000 - 30 sec 1/4000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 5.0EV in 0.3EV steps +/- 2.0EV in 0.3EV steps
Metering Modes: TTL open-aperture: 77-segment, Center-weighted, Spot TTL 256-zones metering: Multi, Spot, Average
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 Enhancer, Landscape, Sports, Night; Film Simulation (Velvia, ASTIA, PROVIA, Sepia, Classic Chrome and Black & White); Dynamic range setting AUTO (100-400%), 100%, 200%, 400%; Multiple Exposure; 8 Advanced Filters (Toy Camera, Miniature, Dynamic Tone, Pop Color, Soft Focus, High Key, Low Key and Partial Color)
Self Timer: 2 or 12 seconds 2 or 10 seconds
Time Lapse (intervalometer): 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, Forced Flash, Suppressed Flash, Slow Synchr, Rear-curtain Synchro, Commander; Red-eye reduction available
Flash Guide Number (ISO 100): 12.0 m / 39.4 ft. 5.0 m / 16.4 ft.
Flash Range Description: Depends on lens GN=7m (ISO 200)
Max Flash Sync: 1/180 1/180s (1/160s in S or M mode)
Flash Exposure Compensation: -2 to +1 EV in 0.5EV steps +/- 2.0 EV in 0.3EV steps
External Flash Connection: Hot Shoe Hot shoe
Built-In Wireless Flash Control: Full TTL exposure Trigger Only
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 .RAF RAW (ISO 200-6400), RAW + JPEG
Movie File Format: MOV MPEG-4 AVC (H.264) with monaural audio H.264 (MOV) with stereo sound
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 RR-90 wired remote
Connections (extended): Wired remote port Mini (Type C) HDMI
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution):   0.84
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):   0.81
Camera penalizes early shutter press? Yes
JPEG shooting speed in burst mode (fps, max resolution): 6.0 5.5
Buffer size for JPEG shooting in burst mode (frames, max resolution): 30 16
RAW shooting speed in burst mode (fps):   5.5
Buffer size for RAW shooting in burst mode (frames):   12
RAW+JPEG shooting speed in burst mode (fps):   5.5
Buffer Size for RAW+JPEG shooting in burst mode (frames):   11
Shutter lag (full AF, wide/mid):   0.36 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus):   0.082 seconds
Shutter lag (full AF, with flash):   0.47 seconds
Shutter Lag (prefocused):   0.057 seconds
Shutter Lag (notes):    
Startup Time:   1.4 seconds
Play -> Record Time:   1.0 seconds
Flash cycle time, full power:   3.5 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 NP-W126
Usable Battery Types: D-LI109 Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary D-LI109 Lithium-ion rechargeable 1 x Proprietary NP-W126 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) Fujifilm CD-ROM (Viewer software, RAW File Converter, etc.)
OS Compatibility:   Windows, Mac OS
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 back & silver, white & silver or brown & silver.