• APS-C 372.1mm2
  • 16.3 megapixels
  • ISO 100 - 51,200
  • 1 inch 116.2mm2
  • 20.2 megapixels
  • 24.00mm - 70.00mm (35mm eq.)
  • Detailed specifications
  • Pentax K-500
  • Sony Cyber-shot DSC-RX100 III
Links
Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:   Sony RX100 II
RX100 II vs RX100 III
Successor:   Sony RX100 IV
RX100 III vs RX100 IV
General
Model Number: K-500 RX100 III
Alternate Model Number(s):   DSC-RX100M3
Camera Format: SLR Compact
Currently Manufactured: No Yes
Retail Price: $599.95 $799.99
Street Price: $596.95 $748.00
Date Available: 2013-07-15 2014-06-15
Tripod Mount: Yes Yes
Weight: 30.1 oz (852 g)
includes batteries, kit lens
10.1 oz (287 g)
includes batteries
Size: 5.1 x 3.8 x 2.8 in.
(130 x 97 x 71 mm)
4.0 x 2.3 x 1.6 in.
(102 x 58 x 41 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: Sony Sony Exmor R
Effective Megapixels: 16.3 20.2
Sensor Format: APS-C 1 inch
Sensor size: 372.09mm2 (23.70mm x 15.70mm) 116.16mm2 (13.20mm x 8.80mm)
Approximate Pixel Pitch: 4.81 microns 2.41 microns
Focal Length Multiplier: 1.5x 2.7x
Aspect Ratio: 3:2 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed Fixed
Self-Cleaning: Yes No
Sensor shift image stabilization: Yes No
On-Sensor Phase Detect: No No
DxO Sensor Score: 79 67
DxO Color Depth Score (bits): 23.7 22.4
DxO Dynamic Range Score (evs): 13.1 12.3
DxO Maximum Effective ISO Score (iso): 1,087 495
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)
5472 x 3648 (20.0 MP, 3:2),
4864 x 3648 (17.7 MP, 4:3),
5472 x 3080 (16.9 MP, 16:9),
3648 x 3648 (13.3 MP, 1:1),
3888 x 2592 (10.1 MP, 3:2),
3648 x 2736 (10.0 MP, 4:3),
3648 x 2056 (7.5 MP, Other),
2736 x 1824 (5.0 MP, 3:2),
2592 x 1944 (5.0 MP, 4:3),
2720 x 1528 (4.2 MP, 16:9),
12416 x 1856 (23.0 MP, Other),
8192 x 1856 (15.2 MP, Other),
2160 x 5536 (12.0 MP, Other),
2160 x 3872 (8.4 MP, Other)
Image File Format: JPEG (EXIF 2.3), 12-bit RAW (.DNG), RAW+JPEG JPEG, RAW (ARW 2.3), RAW+JPEG
Continuous-mode frames/second: 6.0 10.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (30p/​25p/​24p)
1280x720 (60p/​50p/​30p/​25p/​24p)
640x480 (30p/​25p/​24p)
1920x1080 (60p/​60i/​30p/​24p)
1440x1080 (30p)
1280x720 (120p)
640x480 (30p)
Movie File Format: MOV MPEG-4 AVC (H.264) with monaural audio XAVC S / AVCHD 2.0 / MPEG-4 AVC (H.264) with LPCM (2ch) / Dolby Digital (AC3) / MPEG-4 AAC-LC 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) n/a
Lens: smc PENTAX-DA L 18-55mm f/3.5-5.6 AL; 11 elements in 8 groups, 6 bladed diaphragm Zeiss Vario-Sonnar T* Lens; 10 elements in 9 groups (9 aspheric elements including AA lens)
Focal Length (35mm equivalent): 27 - 83mm 24 - 70mm
Focal Length (actual): 18 - 55mm 8.8 - 25.7mm
Zoom Ratio: 3.06x 2.92x
Aperture Range: f/3.5 - f/22 (wide) / f/5.6 - f/38 (tele) f/1.8 (wide) / f/2.8 (tele) - f/11 with 7 blade aperture, plus built-in 3-stop ND filter
Integrated ND Filter: No Yes
Normal Focus Range: 25 cm to Infinity
9.8 in to Infinity
5 cm to Infinity
2.0 in to Infinity
Macro Focus Range:    
Filter Thread: 52.0mm n/a
Thread Type: n/a n/a
Optical Image Stabilization: No Yes
Digital Zoom: No Yes
Digital Zoom Values: n/a Up to 4x; 2x Clear Image Digital Zoom
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: Multi point AF (25 points) / Center weighted AF / Flexible spot / Flexible spot (tracking focus) / Flexible sport (face tracking)
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, 21.7mm eyepoint (from view window), Natural-Bright-Matte III focusing screen (interchangeable) Pop-up EVF: 0.39-inch OLED, 1,440,000 dots, 100% coverage, 0.59x magnification, 20mm eye-point (from eyepiece)/ 19.2mm from eyepiece frame; -4 to +3 m^-1 diopter, ZEISS T* Coating, eye detector.
Focus Peaking: Yes Yes
EVF Resolution: n/a 1,440,000 dots (480,000 pixels)
Viewfinder Magnification (35mm equivalent): 0.61x 0.59x
Viewfinder Magnification (nominal/claimed): 0.92x 0.22x
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) 1,228,800 dots (307,200 px)
Touchscreen: No No
Articulating Screen: No Yes
Tilt Swivel Screen: No No
Selfie Screen: No Yes
Max Playback Zoom: 16.0x 13.6x
Top Deck Display: No No
Exposure
Maximum ISO (native): 51200 12800
Minimum ISO (native): 100 125
ISO Settings: Auto, 100-51200 (1, 1/2 or 1/3 EV steps) Auto, ISO 125 - 12800 with ISO 80 and 100 low extensions, up to 25600 with Multi Frame NR
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, Daylight, Shade, Cloudy, Incandescent, Fluorescent (Warm, Cool, Day, Daylight), Flash, Color Temp/Filter, Custom
Shutter Speed Range: 1/6000 - 30 sec 1/2000 - 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 Multi-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*, Night Snap, Food, Pet, Kids, Surf & Snow, Backlight Silhouette, Candlelight, Stage Lighting, Museum, *JPEG only); Extract Color, Toy Camera, Retro, High Contrast, Shading, Invert Color, Color; Dynamic range adjustment (Highlight, Shadow); HDR: Auto, HDR 1, HDR 2, HDR 3 Anti Motion Blur, Fireworks, Gourmet, Handheld Twilight, High Sensitivity, Landscape, Macro, Night Portrait, Night Scene, Pet Mode, Portrait, Sports Action, Sunset; DRO (Auto/Level), HDR (Auto/Level), Auto Portrait Framing, Sweep Panorama; Picture Effect(s): Toy Camera, Pop Color, Posterization, Retro Photo, Soft High- key, Partial Color, High Contrast Monochrome, Soft Focus, HDR Painting, Rich-tone Monochrome, Miniature, Watercolor, Illustration
Self Timer: 2 or 12 seconds 2, 10, Portrait1, Portrait2 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, Fill-flash, Slow Sync, Rear Sync, Off
Flash Guide Number (ISO 100): 12.0 m / 39.4 ft. n/a
Flash Range Description: Depends on lens ISO Auto: 1’ to 49’ 2” (0.30m to 15.0m) (W) / 1’ 9” to 18’ 8” (0.55m to 5.7m) (T)
Max Flash Sync: 1/180 1/2000
Flash Exposure Compensation: -2 to +1 EV in 0.5EV steps +/- 2.0 EV in 0.3EV steps
External Flash Connection: Hot Shoe n/a
Built-In Wireless Flash Control: Full TTL exposure  
Image Storage
Usable Memory Types: SD / SDHC / SDXC MS Duo / MS PRO Duo / 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 RAW (ARW 2.3), RAW+JPEG
Movie File Format: MOV MPEG-4 AVC (H.264) with monaural audio XAVC S / AVCHD 2.0 / MPEG-4 AVC (H.264) with LPCM (2ch) / Dolby Digital (AC3) / MPEG-4 AAC-LC audio
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No Yes
NFC: No Yes
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 No
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional Wired or IR Optional wired, via Wi-Fi
Connections (extended): Wired remote port Micro HDMI (Type D) with 4K stills output, Multi-terminal Micro USB port supports optional wired remote
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution):   <0.3
Cycle time for RAW shooting in single shot mode (seconds per frame):   <0.3
Buffer size for RAW shooting in single shot mode (frames):   20
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):   <0.3
Camera penalizes early shutter press? No
JPEG shooting speed in burst mode (fps, max resolution): 6.0 10.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): 30 48
RAW shooting speed in burst mode (fps):   6.7
Buffer size for RAW shooting in burst mode (frames):   26
RAW+JPEG shooting speed in burst mode (fps):   6.7
Buffer Size for RAW+JPEG shooting in burst mode (frames):   23
Shutter lag (full AF, wide/mid):   0.15 seconds
Shutter lag (full AF, tele):   0.15 seconds
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus):   0.051 seconds
Shutter lag (full AF, with flash):   0.32 seconds
Shutter Lag (prefocused):   0.011 seconds
Shutter Lag (notes):    
Startup Time:   2.0 seconds
Play -> Record Time:   0.8 seconds
Flash cycle time, full power:   3.6 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):   320 shots
Battery Life, Still (CIPA Rating OVF/EVF): 710 shots (Lithium AA) 230 shots
Battery Life, Video:    
Battery Form Factor: 4 x AA or proprietary D--LI109 Lithion-ion Proprietary NP-BX1
Usable Battery Types: AA (Alkaline, NiMH, Lithium) or optional D-LI109 Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 4 x AA Lithium disposables 1 x Proprietary NP-BX1 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: Software CDROM (SILKYPIX Developer Studio for PENTAX included)  
OS Compatibility:    
Miscellaneous
Notes & Features: Entry-level model: Similar to K-50 in IQ and performance, but not weather sealed, comes with 4 Energizer lithium AAs, and only available in black. Wide-angle 24-70mm eq. f/1.8-2.8 Zeiss lens with world's first two joined glass mold aspherics; 5-axis Optical Steadyshot; Built-in ND filter; BIONZ X processor; Pop-up SVGA OLED EVF; 180-degree tilting LCD, also 45 degrees downward; 1080p60 Full pixel readout of sensor with no line skipping; 720p120 capture; HDMI clean output; PlayMemories Camera Apps; Built-in Wi-Fi with NFC.