• APS-C 368.2mm2
  • 14.6 megapixels
  • ISO 100 - 3200
  • 1/1.7 inch 43.3mm2
  • 12.1 megapixels
  • 24.00mm - 120.00mm (35mm eq.)
  • Detailed specifications
  • Pentax K20D
  • Canon PowerShot S100
Links
Prices:    
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Pentax K10D
K10D vs K20D
Canon S95
S95 vs S100
Successor: Pentax K-7
K20D vs K-7
Canon S110
S100 vs S110
General
Model Number: K20D S100
Alternate Model Number(s):    
Camera Format: Pro SLR Compact
Currently Manufactured: No No
Retail Price: $799.95 $429.99
Street Price:   $429.49
Date Available: 2008-04-30 2011-11-01
Tripod Mount: Yes Yes
Weight: 28.3 oz (802 g)
includes batteries
6.8 oz (192 g)
includes batteries
Size: 5.6 x 4.0 x 2.8 in.
(142 x 102 x 70 mm)
3.9 x 2.4 x 1.1 in.
(99 x 60 x 27 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer:   0.59
Effective Megapixels: 14.6 12.1
Sensor Format: APS-C 1/1.7 inch
Sensor size: 368.16mm2 (23.60mm x 15.60mm) 43.32mm2 (7.6mm x 5.7mm)
Approximate Pixel Pitch: 5.05 microns 1.90 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: 65 50
DxO Color Depth Score (bits): 22.9 20.7
DxO Dynamic Range Score (evs): 11.1 11.6
DxO Maximum Effective ISO Score (iso): 639 153
Image Capture
Image Resolution: 4672 x 3104 (14.5 MP, Other),
3872 x 2592 (10.0 MP, Other),
3008 x 2000 (6.0 MP, 3:2),
1824 x 1216 (2.2 MP, 3:2)
4000 x 3000 (12.0 MP, 4:3),
4000 x 2664 (10.7 MP, 3:2),
4000 x 2248 (9.0 MP, 16:9),
2992 x 2992 (9.0 MP, 1:1),
2816 x 1880 (5.3 MP, 3:2),
2816 x 1584 (4.5 MP, 16:9),
2112 x 2112 (4.5 MP, 1:1),
1920 x 1080 (2.1 MP, 16:9),
1600 x 1200 (1.9 MP, 4:3),
1600 x 1064 (1.7 MP, 3:2),
1200 x 1200 (1.4 MP, 1:1),
640 x 480 (0.3 MP, 4:3),
640 x 424 (0.3 MP, Other),
480 x 480 (0.2 MP, 1:1)
Image File Format: JPEG (EXIF 2.21), RAW (.PEF, .DNG) JPEG (EXIF 2.3), RAW (.CR2), RAW+JPEG
Continuous-mode frames/second: 2.8 9.2
Video Capture
Can take movies: No Yes
Movie Resolution: 1920x1080 (24p)
1280x720 (30p)
640x480 (30/​120)
320x240 (30/​240)
Movie File Format:   MOV (Image: H.264, Audio: PCM)
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) n/a
Lens: n/a Canon Zoom Lens; 7 elements in 6 groups (1 double-sided aspherical lens, 1 double-sided aspherical UA lens and 1 single-sided aspherical lens)
Focal Length (35mm equivalent):   24 - 120mm
Focal Length (actual):   5.2 - 26mm
Zoom Ratio:   5.00x
Aperture Range:   f/2.0 (W) / 5.9 (T) - f/8.0; includes ND filter
Integrated ND Filter: No Yes
Normal Focus Range:   5 cm to Infinity
2.0 in to Infinity
Macro Focus Range:   3 - 50 cm
1.2 - 19.7 in
Filter Thread: n/a 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
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: 11-point TTL phase-matching (SAFOX VIII) Contrast Detect AF: AiAF (Face Detection / 9-point), 1-point AF (Any position is available, fixed centre or Face Select and Track)
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: Optical / LCD LCD
Viewfinder Type: SLR type; eye-level pentaprism, coverage: 95%, magnification: 0.95x, diopter: -2.5 to 1.5  
Focus Peaking: No No
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent): 0.63x  
Viewfinder Magnification (nominal/claimed): 0.95x  
Display
Eye-level Viewfinder: Yes No
Rear Display: Yes Yes
Rear Display Size (inches): 2.7 3.0
Rear Display Resolution: 230,000 dots 461,000 dots
Touchscreen: No No
Articulating Screen: No No
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 32.0x 10.0x
Top Deck Display: Yes
Exposure
Maximum ISO (native): 3200 6400
Minimum ISO (native): 100 80
ISO Settings: Auto, 100, 200, 400, 800, 1600, 3200, 6400 (expanded) Auto, ISO 80, 100, 125, 160, 200, 250, 320, 400, 500, 640, 800, 1000, 1250, 1600, 2000, 2500, 3200, 4000, 5000, 6400 (in P Mode)
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Cloudy, Tungsten, Fluorescent (W, D, N), Flash, Color Temperature Auto, Daylight, Cloudy, Tungsten, Fluorescent, Fluorescent H, Flash, Custom, Underwater
Shutter Speed Range: 1/4000 - 30 sec 1/2000 - 15 sec
Bulb Mode: Yes No
Exposure Compensation: +/- 3.0EV in 0.3EV steps +/- 3.0EV in 0.3EV steps
Metering Modes: TTL open-aperture: 16-segment, Center-weighted, Spot Evaluative (linked to Face Detection AF frame), Centre-weighted average, Spot (centre or linked to Face Detection AF or FlexiZone AF frame)
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 Custom, SCN (Movie Digest, Portrait, Landscape, Kids & Pets, Smart Shutter(Smile, Wink Self-Timer, FaceSelf-Timer), High-speed Burst HQ, Handheld Night Scene, Beach, Underwater, Foliage, Snow, Fireworks, Stitch Assist, High Dynamic Range, Nostalgic, Fish-eye Effect, Miniature Effect, Toy Camera Effect, Monochrome, Super Vivid, Poster Effect, Color Accent, Color Swap), Movie
Self Timer: 2 or 12 seconds 10, 2, Custom (1-30s (1-10 shots)) seconds
Time Lapse (intervalometer):    
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: On, Redeye, Slow Sync, Slow Sync + Redeye, Trailing Curtain Sync, Wireless Auto, Auto w/ Red-eye Reduction, Flash On, Flash On w/ Red-eye Reduction, Flash Off; FE lock, Safety FE, Slow Synchro
Flash Guide Number (ISO 100): 13.0 m / 42.7 ft. n/a
Flash Range Description: Depends on lens Auto ISO: 1.6 - 23 ft. (W), 1.6 - 7.5 ft. (T) (50 cm - 7.0 m (W), 50 cm - 2.3 m (T))
Max Flash Sync: 1/180 1/2000
Flash Exposure Compensation: -2 to +1 EV in 0.3EV steps +/- 2.0 EV in 0.3EV steps
External Flash Connection: Hot Shoe, PC-Sync Socket n/a
Built-In Wireless Flash Control: Full TTL exposure  
Image Storage
Usable Memory Types: SD / SDHC SD / SDHC / SDXC
UHS Support:   No UHS support
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: RAW (.PEF, .DNG) RAW (.CR2), RAW+JPEG
Movie File Format:   MOV (Image: H.264, Audio: PCM)
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 Yes
Microphone Jack: No No
Headphone Jack: No No
External Connections: USB 2.0 High Speed USB 2.0 High Speed
PictBridge Compliant: Yes Yes
DPOF Compliant: Yes Yes
Remote Control: Yes No
Remote Control Type: Wired or IR  
Connections (extended): DC input, wired remote HDMI mini out, GPS receiver
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.39 2.30
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.36 3.00
Buffer size for RAW shooting in single shot mode (frames): 11 Unlimited
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):    
Camera penalizes early shutter press? No No
JPEG shooting speed in burst mode (fps, max resolution): 2.8 9.2
Buffer size for JPEG shooting in burst mode (frames, max resolution): 38 8
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): 0.17 seconds 0.57 seconds
Shutter lag (full AF, tele):   0.57 seconds
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus): 0.090 seconds  
Shutter lag (full AF, with flash): 0.24 seconds 0.83 seconds
Shutter Lag (prefocused): 0.089 seconds 0.071 seconds
Shutter Lag (notes): Live View: Full AF = n/a Prefocused = 0.659s Prefocused with flash = 2.395s  
Startup Time: 0.4 seconds 2.4 seconds
Play -> Record Time: 0.5 seconds 1.9 seconds
Flash cycle time, full power: 3.1 seconds 7.5 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):   200 shots
Battery Life, Still (CIPA Rating OVF/EVF): 530 shots  
Battery Life, Video:    
Battery Form Factor: Proprietary D-LI50 Proprietary NB-5L
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary D-LI50 Lithium-ion rechargeable 1 x Proprietary NB-5L 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: CD-ROM S-SW74/75 Digital Camera Solution CD-ROM
OS Compatibility: Windows XP/Vista, MacOS 10.2 or later Windows 7 / 7 SP1 / Vista SP2 / XP SP3 Mac OS X v10.5 - 10.6
Miscellaneous
Notes & Features: PENTAX-developed Shake Reduction (SR) system; Weather and dust resistant body; Live View mode that allows users to see the full image area to confirm composition, focus status and lighting on the large 2.7 inch LCD monitor; Expanded Dynamic Range function; Improved Dust Reduction system that features the new Dust Alert function to pinpoint the exact location of dust particles for the photographer to remove. Intelligent Image Stabilization, DIGIC 5 Processor, Full HD 1080p Videos, High-Speed Burst HQ (9.6fps at full resolution), Integrated GPS. Available in black or silver.