• APS-C 368.2mm2
  • 14.6 megapixels
  • ISO 100 - 3200
  • APS-C 337.5mm2
  • 32.5 megapixels
  • ISO 100 - 25,600
  • Detailed specifications
  • Pentax K20D
  • Canon EOS 90D
Links
Prices:   Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Pentax K10D
K10D vs K20D
Canon 80D
80D vs 90D
Successor: Pentax K-7
K20D vs K-7
 
General
Model Number: K20D 90D
Alternate Model Number(s):    
Camera Format: Pro SLR SLR
Currently Manufactured: No Yes
Retail Price: $799.95 $1599.00
Street Price:   $1,099.00
Date Available: 2008-04-30 2019-09-15
Tripod Mount: Yes Yes
Weight: 28.3 oz (802 g)
includes batteries
42.9 oz (1,216 g)
includes batteries, kit lens
Size: 5.6 x 4.0 x 2.8 in.
(142 x 102 x 70 mm)
5.5 x 4.1 x 3.0 in.
(141 x 105 x 77 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer:   Canon
Effective Megapixels: 14.6 32.5
Sensor Format: APS-C APS-C
Sensor size: 368.16mm2 (23.60mm x 15.60mm) 337.5mm2 (22.50mm x 15.00mm)
Approximate Pixel Pitch: 5.05 microns 3.23 microns
Focal Length Multiplier: 1.5x 1.6x
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 Yes
DxO Sensor Score: 65  
DxO Color Depth Score (bits): 22.9  
DxO Dynamic Range Score (evs): 11.1  
DxO Maximum Effective ISO Score (iso): 639  
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)
6960 x 4640 (32.3 MP, 3:2),
4800 x 3200 (15.4 MP, 3:2),
3472 x 2320 (8.1 MP, 3:2),
2400 x 1600 (3.8 MP, 3:2),
6160 x 4640 (28.6 MP, 4:3),
4256 x 3200 (13.6 MP, 4:3),
3072 x 2320 (7.1 MP, Other),
2112 x 1600 (3.4 MP, Other),
6960 x 3904 (27.2 MP, 16:9),
4800 x 2688 (12.9 MP, Other),
3472 x 1952 (6.8 MP, 16:9),
2400 x 1344 (3.2 MP, Other),
4640 x 4640 (21.5 MP, 1:1),
3200 x 3200 (10.2 MP, 1:1),
2320 x 2320 (5.4 MP, 1:1),
1600 x 1600 (2.6 MP, 1:1)
Image File Format: JPEG (EXIF 2.21), RAW (.PEF, .DNG) JPEG (EXIF 2.31), 14-bit .CR3 RAW, C-RAW, RAW+JPEG, C-RAW+JPEG
Continuous-mode frames/second: 2.8 10.0
Video Capture
Can take movies: No Yes
Movie Resolution: 3840x2160 (30p/​25p/​24p)
1920x1080 (120p/​100p/​60p/​50p/​30p/​25p/​24p)
1280x720 (60p/​50p/​30p/​25p)
Movie File Format:   MOV (Video: H.264 All-I, Audio: Stereo Linear PCM), MP4 (Video: H.264 IPB/IPB Light, Audio: AAC)
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) Canon EF/EF-S
Lens: n/a Canon EF-S 18-135mm f/3.5-5.6 IS USM
Focal Length (35mm equivalent):   29 - 216mm
Focal Length (actual):   18 - 135mm
Zoom Ratio:   7.50x
Aperture Range:   f/3.5 - f/22 (wide) / f/5.6 - f/36 (tele)
Integrated ND Filter: No No
Normal Focus Range:   39 cm to Infinity
15.4 in to Infinity
Macro Focus Range:    
Filter Thread: n/a 67.0mm
Thread Type: n/a n/a
Optical Image Stabilization: No Yes
Digital Zoom: No
Digital Zoom Values: n/a  
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: 11-point TTL phase-matching (SAFOX VIII) OVF: AF-dedicated CMOS sensor, 45-points, up to 45 cross-type (f/5.6), 1 dual-cross (f/2.8 and f/5.6), 27 support f/8 (9 cross-type); Live View: Dual-Pixel CMOS AF
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: Optical / LCD Optical / LCD
Viewfinder Type: SLR type; eye-level pentaprism, coverage: 95%, magnification: 0.95x, diopter: -2.5 to 1.5 SLR type; eye-level pentaprism, ~100% coverage, ~0.95x magnification, 22mm eyepoint, -3 to +1 diopter
Focus Peaking: No No
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent): 0.63x 0.59x
Viewfinder Magnification (nominal/claimed): 0.95x 0.95x
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 2.7 3.0
Rear Display Resolution: 230,000 dots 1,040,000 dots (346,600 px)
Touchscreen: No Yes
Articulating Screen: No Yes
Tilt Swivel Screen: No Yes
Selfie Screen: No Yes
Max Playback Zoom: 32.0x  
Top Deck Display: Yes Yes
Exposure
Maximum ISO (native): 3200 25600
Minimum ISO (native): 100 100
ISO Settings: Auto, 100, 200, 400, 800, 1600, 3200, 6400 (expanded) Auto, 100 - 25600 in 1/3 or 1EV steps, Expandable to 51200
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Cloudy, Tungsten, Fluorescent (W, D, N), Flash, Color Temperature Auto (with White or Ambience Priority), Daylight, Shade, Cloudy, Tungsten, White Fluorescent, Flash, Custom, Kelvin 2,500K - 10,000K
Shutter Speed Range: 1/4000 - 30 sec 1/16000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 3.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: TTL open-aperture: 16-segment, Center-weighted, Spot 220K-pixel RGB+IR metering sensor: 216-zone Evaluative (linked to all AF points), Center-weighted, Partial (6.5%), Spot (2.0%); 384 zones in Live View mode
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 Creative Auto, Scene (Portrait, Landscape, Close-up, Sports, Group Photo, Panning, Food, Kids, Candlelight, Night Portrait, Handheld Night Scene, HDR Backlight Control), 2 Custom User Settings, Creative Filters (Fish-eye, Water-painting, Grainy Black and White, Soft Focus, Toy Camera, Miniature, HDR Art (Standard/Vivid/Bold/Embossed)
Self Timer: 2 or 12 seconds 10 or 2 seconds
Time Lapse (intervalometer):   Yes
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, Manual flash, Integrated Speedlite Transmitter
Flash Guide Number (ISO 100): 13.0 m / 42.7 ft. 12.0 m / 39.4 ft.
Flash Range Description: Depends on lens Lens aperture dependent; GN= 12m (39.4 ft.) at ISO 100, works out to about 11.2 feet at f/3.5 and 7 feet at f/5.6
Max Flash Sync: 1/180 1/250
Flash Exposure Compensation: -2 to +1 EV in 0.3EV steps +/- 3.0 EV in 0.3EV steps
External Flash Connection: Hot Shoe, PC-Sync Socket 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:   UHS-II
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: RAW (.PEF, .DNG) 14-bit .CR3 RAW, C-RAW, RAW+JPEG, C-RAW+JPEG
Movie File Format:   MOV (Video: H.264 All-I, Audio: Stereo Linear PCM), MP4 (Video: H.264 IPB/IPB Light, Audio: AAC)
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No Yes
NFC: No No
Bluetooth: No Yes
Built-In GPS: No No
Microphone Jack: No Yes
Headphone Jack: No Yes
External Connections: USB 2.0 High Speed USB 2.0 High Speed,Bluetooth,WiFi
PictBridge Compliant: Yes Yes
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Wired or IR Optional wired or wireless
Connections (extended): DC input, wired remote Mini (Type-C) HDMI, Micro-B USB 2.0, 3.5mm Microphone Jack, 3.5mm Headphone Jack, Wired Remote Jack
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.39 <0.3
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.36  
Buffer size for RAW shooting in single shot mode (frames): 11  
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):   0.31
Camera penalizes early shutter press? No No
JPEG shooting speed in burst mode (fps, max resolution): 2.8 10.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): 38 57
RAW shooting speed in burst mode (fps):   10.0
Buffer size for RAW shooting in burst mode (frames):   27
RAW+JPEG shooting speed in burst mode (fps):   10.0
Buffer Size for RAW+JPEG shooting in burst mode (frames):   26
Shutter lag (full AF, wide/mid): 0.17 seconds 0.13 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):   0.056 seconds
Shutter Lag (manual focus): 0.090 seconds 0.080 seconds
Shutter lag (full AF, with flash): 0.24 seconds 0.16 seconds
Shutter Lag (prefocused): 0.089 seconds 0.057 seconds
Shutter Lag (notes): Live View: Full AF = n/a Prefocused = 0.659s Prefocused with flash = 2.395s Default EFCS mode used. Electronic shutter mode: Full AF lag = 0.231s, Manual focus lag = 0.079s, Prefocused lag = 0.056s
Startup Time: 0.4 seconds 0.4 seconds
Play -> Record Time: 0.5 seconds 0.2 seconds
Flash cycle time, full power: 3.1 seconds 3.2 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):   450 shots
Battery Life, Still (CIPA Rating OVF/EVF): 530 shots 1300 shots
Battery Life, Video:    
Battery Form Factor: Proprietary D-LI50 Proprietary
Usable Battery Types: Lithium-ion rechargeable LP-E6N or LP-E6 Lithium-ion rechargeable
Batteries Included: 1 x Proprietary D-LI50 Lithium-ion rechargeable 1 x Proprietary LP-E6N Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes Yes
Internal Charging Supported: No No
Software
Included Software: CD-ROM S-SW74/75  
OS Compatibility: Windows XP/Vista, MacOS 10.2 or later  
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.