• APS-C 369.7mm2
  • 12.4 megapixels
  • ISO 200 - 6400
  • 1/1.7 inch 43.3mm2
  • 12.0 megapixels
  • 28.00mm - 112.00mm (35mm eq.)
  • Detailed specifications
  • Pentax K-x
  • Olympus Stylus XZ-2
Links
Prices:    
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Pentax K2000
K2000 vs K-x
 
Successor: Pentax K-r
K-x vs K-r
 
General
Model Number: K-x XZ-2
Alternate Model Number(s):    
Camera Format: SLR Mid-Sized
Currently Manufactured: No No
Retail Price: $649.95 $599.99
Street Price: $701.76 $469.95
Date Available: 2009-10-15 2012-11-15
Tripod Mount: Yes Yes
Weight: 27.9 oz (791 g)
includes batteries, kit lens
12.6 oz (357 g)
includes batteries
Size: 4.8 x 3.6 x 2.7 in.
(122 x 92 x 69 mm)
4.4 x 2.6 x 1.9 in.
(113 x 65 x 48 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer:    
Effective Megapixels: 12.4 12.0
Sensor Format: APS-C 1/1.7 inch
Sensor size: 369.72mm2 (23.7mm x 15.6mm) 43.32mm2 (7.6mm x 5.7mm)
Approximate Pixel Pitch: 5.53 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 Yes
Sensor shift image stabilization: Yes Yes
On-Sensor Phase Detect: No No
DxO Sensor Score: 72 49
DxO Color Depth Score (bits): 22.8 20.4
DxO Dynamic Range Score (evs): 12.5 11.3
DxO Maximum Effective ISO Score (iso): 811 216
Image Capture
Image Resolution: 4288 x 2848 (12.2 MP, Other),
3936 x 2624 (10.3 MP, 3:2),
3072 x 2048 (6.3 MP, 3:2),
1728 x 1152 (2.0 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)
Image File Format: JPEG (EXIF 2.21), 12-bit RAW (.PEF, .DNG) JPEG, 12-bit RAW
Continuous-mode frames/second: 4.3 5.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1280x720 (24)
640x416 (24)
1920x1080 (30p)
1280x720 (30p)
Movie File Format:   .MOV (MPEG-4 AVC / H.264), Linear PCM, 16-bit, 48kHz stereo audio
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 i.Zuiko Digital ED; 11 elements in 8 groups
Focal Length (35mm equivalent): 27 - 84mm 28 - 112mm
Focal Length (actual): 18 - 55mm 6 - 24mm
Zoom Ratio: 3.00x 4.00x
Aperture Range: f/3.5 - 22 (W), f/5.6 - 38 (T) f/1.8 (W) / f/2.5 (T) - f/8
Integrated ND Filter: No Yes
Normal Focus Range:   60 cm to Infinity
23.6 in to Infinity
Macro Focus Range:   1 - 60 cm
0.4 - 23.6 in
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 Up to 4x
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: SAFOX VIII TTL phase-detect 11 point (9 cross) AF: 11 pt auto, 5 pt auto, AF pt select, center/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 No / LCD
Viewfinder Type: SLR type; fixed eye-level pentamirror, 96% coverage, 0.85x mag., -2.5 to +1.5 diopter Optional VF-2 or VF-3 external EVF
Focus Peaking: No No
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent): 0.57x  
Viewfinder Magnification (nominal/claimed): 0.85x  
Display
Eye-level Viewfinder: Yes No
Rear Display: Yes Yes
Rear Display Size (inches): 2.7 3.0
Rear Display Resolution: 230,000 dots 920,000 dots (307,200 px)
Touchscreen: No Yes
Articulating Screen: No Yes
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 16.0x 10.0x
Top Deck Display: No No
Exposure
Maximum ISO (native): 6400 12800
Minimum ISO (native): 200 100
ISO Settings: Auto (200-6400), 100, 200, 400, 800, 1600, 3200, 6400; expandable to 12800 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, Tungsten, Fluorescent (D, N, W, L), Flash, Custom Auto, Lamp, Fluorescent 1, Fluorescent 2, Daylight, Cloudy, Shade, Underwater Auto, One-Touch
Shutter Speed Range: 1/6000 - 30 sec 1/2000 - 60 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 2.0EV in 0.3EV steps +/- 3.0EV in 0.3EV steps
Metering Modes: 16-segment Multi, 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: Auto Picture (Portrait, Landscape, Macro, Action, Night Scene Portrait, Picture (Portrait, Landscape, Macro, Action, Night Scene Portrait, Standard Flash Off), Scene (Night Scene, Surf & Snow, Food, Sunset, Kids, Pet, Candlelight, Museum, Stage Lighting [JPG], Night Snap [JPG]), Sensitivity Priority Scene (Portrait, e-Portrait, Landscape, Sport, Night, Night + Portrait,Sunset, Documents, Panorama, Fireworks, Multiple Exposure, Beach & Snow, Underwater - Wide, Underwater - Macro), HDR , 11 Art Filters and 5 Art Effects
Self Timer: 2 or 12 seconds 2 or 12 seconds
Time Lapse (intervalometer):    
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: On, off, redeye, slow sync, slow sync w redeye, slow sync w trailing curtain, wireless Auto, Red-eye reduction, Red-eye reduction slow sync., Slow sync at 1st curtain, Slow sync at 2nd curtain, Fill-in, Off.
Flash Guide Number (ISO 100): 11.3 m / 37.1 ft. 5.2
Flash Range Description: Depends on lens ISO 1600: W:0.6 to 11.1m / T:0.6 to 8.5m
Max Flash Sync: 1/180  
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 Full TTL exposure
Image Storage
Usable Memory Types: SD / SDHC SD / SDHC / SDXC
UHS Support:    
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: 12-bit RAW (.PEF, .DNG) 12-bit RAW
Movie File Format:   .MOV (MPEG-4 AVC / H.264), Linear PCM, 16-bit, 48kHz stereo 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 IR Optional RM-UC1 Remote cable
Connections (extended): AC adapter available Dedicated Multi-connector (USB/AV/Remote); Micro HDMI Type-D, Accessory Port
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.39 1.21
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.43 1.27
Buffer size for RAW shooting in single shot mode (frames): 10 7
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):   1.62
Camera penalizes early shutter press? No No
JPEG shooting speed in burst mode (fps, max resolution): 4.3 5.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): 25 4
RAW shooting speed in burst mode (fps):   5.0
Buffer size for RAW shooting in burst mode (frames):   3
RAW+JPEG shooting speed in burst mode (fps):   4.9
Buffer Size for RAW+JPEG shooting in burst mode (frames):   3
Shutter lag (full AF, wide/mid): 0.10 seconds 0.12 seconds
Shutter lag (full AF, tele):   0.11 seconds
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus): 0.082 seconds 0.069 seconds
Shutter lag (full AF, with flash): 0.23 seconds 0.18 seconds
Shutter Lag (prefocused): 0.082 seconds 0.033 seconds
Shutter Lag (notes): Live View: Phase-detect Full AF: 0.448s Contrast-detect Full AF: 2.567s Prefocused: 0.427s  
Startup Time: 0.6 seconds 1.8 seconds
Play -> Record Time: 0.2 seconds 1.4 seconds
Flash cycle time, full power: 3.3 seconds 3.2 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):   310 shots
Battery Life, Still (CIPA Rating OVF/EVF): 420 shots (NiMH AA)  
Battery Life, Video:    
Battery Form Factor: 4 x AA Proprietary Li-90B
Usable Battery Types: Lithium, Alkaline disposables; NiMH rechargeables Lithium-ion rechargeable
Batteries Included: 4 x AA Alkaline disposables 1 x Proprietary Li-90B Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): No Yes
Dedicated Battery Charger Included: No
Internal Charging Supported: Yes
Software
Included Software: CD-ROM OLYMPUS [ib] software CD-ROM
OS Compatibility: Windows XP/Vista/7, MacOS-X 10.3+  
Miscellaneous
Notes & Features: Sensor-shift shake reduction, 720p HD video capture, Live View with face detection. Available in black or white. Limited edition colors of red and navy will become available at select locations to be announced. 3-inch 920K-dot tilting touchscreen LCD, Full HD movies, hybrid control ring, HDR backlit correction, 11 Art Filters and 5 Art Effects, FlashAir compatible, removable grip, accessory port. Body available in black only.