• APS-C 323.4mm2
  • 12.2 megapixels
  • ISO 100 - 6400
  • APS-C 361.2mm2
  • 25.7 megapixels
  • ISO 100 - 1,600,000
  • Detailed specifications
  • Canon EOS Rebel T3 (EOS 1100D)
  • Pentax K-3 III
Links
Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Canon XS
XS vs T3
Pentax K-3 II
K-3 II vs K-3 III
Successor: Canon T5
T3 vs T5
 
General
Model Number: T3 K-3 III
Alternate Model Number(s):   K-3 Mark III
Camera Format: SLR Pro SLR
Currently Manufactured: No Yes
Retail Price: $599.99 $1999.95
Street Price: $199.00 $1,846.95
Date Available: 2011-03-15 2021-04-06
Tripod Mount: Yes Yes
Weight: 24.8 oz (702 g)
includes batteries, kit lens
28.9 oz (820 g)
includes batteries
Size: 5.1 x 3.9 x 3.1 in.
(130 x 100 x 78 mm)
5.3 x 4.1 x 2.9 in.
(135 x 104 x 74 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: Canon  
Effective Megapixels: 12.2 25.7
Sensor Format: APS-C APS-C
Sensor size: 323.4mm2 (22.00mm x 14.70mm) 361.15mm2 (23.30mm x 15.50mm)
Approximate Pixel Pitch: 5.15 microns 3.76 microns
Focal Length Multiplier: 1.6x 1.5x
Aspect Ratio: 3:2 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed Optional
Self-Cleaning: No Yes
Sensor shift image stabilization: No Yes
On-Sensor Phase Detect: No No
DxO Sensor Score: 62  
DxO Color Depth Score (bits): 21.9  
DxO Dynamic Range Score (evs): 11.0  
DxO Maximum Effective ISO Score (iso): 755  
Image Capture
Image Resolution: 4272 x 2848 (12.2 MP, 3:2),
3088 x 2056 (6.3 MP, 3:2),
2256 x 1504 (3.4 MP, 3:2),
1920 x 1280 (2.5 MP, 3:2),
720 x 480 (0.3 MP, 3:2)
6192 x 4128 (25.6 MP, 3:2),
4752 x 3168 (15.1 MP, 3:2),
3648 x 2432 (8.9 MP, 3:2),
1920 x 1280 (2.5 MP, 3:2)
Image File Format: JPEG, .CR2 RAW (14-bit), RAW+JPEG JPEG (EXIF 2.30), 14-bit RAW (.PEF, .DNG), RAW+JPEG
Continuous-mode frames/second: 2.9 12.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1280x720 (30/​25) 3840x2160 (30p/​24p)
1920x1080 (60p/​50p/​30p/​25p/​24p)
Movie File Format: MPEG-4 AVC/H.264 video with mono linear PCM audio in MOV container MPEG-4 AVC/H.264 (MOV)
Composite Video Out: No No
NTSC/PAL Switchable Video: n/a n/a
Video Usable as Viewfinder: n/a n/a
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Canon EF/EF-S Pentax K (KA/KAF/KAF2/3/4)
Lens: Canon EF-S 18-55mm f/3.5-5.6 IS II n/a
Focal Length (35mm equivalent): 29 - 88mm  
Focal Length (actual): 18 - 55mm  
Zoom Ratio: 3.06x  
Aperture Range: f/3.5 - 22 (wide) / f/5.6 - 38 (tele)  
Integrated ND Filter: No No
Normal Focus Range: 25 cm to Infinity
9.8 in to Infinity
 
Macro Focus Range:    
Filter Thread: 58.0mm n/a
Thread Type: n/a n/a
Optical Image Stabilization: Yes No
Digital Zoom: No
Digital Zoom Values: n/a  
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Phase Detect with TTL-CT-SIR AF-dedicated CMOS Sensor: 9 points; 1 cross-type f/5.6, 8 single-axis; Live View: Phase Detect, Contrast Detect, Face Detect modes SAFOX 13 TTL phase-matching - 101 point (25 cross type focus points in the center)
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: Optical / LCD Optical / LCD
Viewfinder Type: SLR type; fixed eye-level pentamirror, 95% coverage, 0.80x mag., 21mm eyepoint, -2.5 to +0.5 diopter SLR type; eye-level pentaprism, ~100% coverage, 1.05x mag., 20.5mm eyepoint, -4.0 to +1.0 diopter
Focus Peaking: No Yes
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent): 0.50x 1.05x
Viewfinder Magnification (nominal/claimed): 0.80x  
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 2.7 3.2
Rear Display Resolution: 230,400 dots (76,800 px) 1,620,000 dots (540,000 px)
Touchscreen: No Yes
Articulating Screen: No No
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 10.0x 16.0x
Top Deck Display: No Yes
Exposure
Maximum ISO (native): 6400 1600000
Minimum ISO (native): 100 100
ISO Settings: Auto, 100 - 6400 in 1/3 or 1EV steps Auto, 100-1600000 (1, 1/2 or 1/3 EV steps)
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Cloudy, Tungsten, White Fluorescent, Flash, Custom Auto, Multi Auto WB, Daylight, Shade, Cloudy, Fluorescent Light (D: Daylight Color, N:Daylight White, W:Cool White, L:Warm White), Tungsten Light, Flash, CTE, Manual (up to 3 settings), Color Temperature (up to 3 settings), Copying the white balance setting of a captured image
Shutter Speed Range: 1/4000 - 30 sec 1/8000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 5.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: 63-zone Evaluative (linked to any AF point), Center-weighted, Partial (10%); iFCL with dual layer sensor TTL open-aperture: Multi-segment with 307K-pixel RGBIr sensor, Center-weighted, Spot, Highlight-weighted
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: Creative Auto, Portrait, Landscape, Close-up, Sports,Night portrait, Flash off, Auto Depth-of-field AE Scene Analyze Auto, Program, Sensitivity Priority, Shutter Priority, Aperture Priority, Shutter & Aperture Priority; Digital filters (capture): Extract Color, Replace Color, Toy Camera, Retro, High Contrast, Shading, Invert Color, Unicolor Bold, Tone Expansion, Bold Monochrome, Grainy Monochrome; HDR: Auto, HDR1, HDR2, HDR3, Advanced HDR, Exposure bracket value adjustable, Automatic composition correction function; Pixel Shift Resolution (On/Off)
Self Timer: 10, 2, Continuous (2-10) seconds 2 or 12 seconds
Time Lapse (intervalometer): No  
High Resolution Composite: No 24.0 megapixels
Flash
Built-in Flash: Yes No
Flash Modes: E-TTL II: Auto, Manual flash; Red-Eye Reduction; Second Curtain Synchro P-TTL; Modes available depends on external flash mounted
Flash Guide Number (ISO 100): 9.2 m / 30.2 ft. n/a
Flash Range Description: Lens aperture dependent n/a
Max Flash Sync: 1/200 1/200
Flash Exposure Compensation: +/- 2.0 EV in 0.3EV steps -2 to +1 EV in 0.5EV steps
External Flash Connection: Hot Shoe Hot Shoe, PC Sync socket
Built-In Wireless Flash Control:   No
Image Storage
Usable Memory Types: SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support: No UHS support UHS-II
Other Memory:    
Dual Card Slots: No Yes
RAW Capture Support: Yes Yes
Uncompressed Format: .CR2 RAW (14-bit), RAW+JPEG 14-bit RAW (.PEF, .DNG), RAW+JPEG
Movie File Format: MPEG-4 AVC/H.264 video with mono linear PCM audio in MOV container MPEG-4 AVC/H.264 (MOV)
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 3.0 Super Speed,Bluetooth,WiFi
PictBridge Compliant: Yes No
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional Wired (RS-60E3) Optional Wired or IR
Connections (extended): Mini (Type-C) HDMI-CEC, Wired Remote Jack USB 3.2 Gen1 (Type-C), Micro B,Micro (Type D) HMDI, External cable switch terminal (2.5mm), X-sync socket, 3.5mm stereo mic input, 3.5mm headphone jack
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.42  
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.42  
Buffer size for RAW shooting in single shot mode (frames): 4  
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): 0.76  
Camera penalizes early shutter press? No
JPEG shooting speed in burst mode (fps, max resolution): 2.9 12.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): 17 30
RAW shooting speed in burst mode (fps): 2.0  
Buffer size for RAW shooting in burst mode (frames): 3  
RAW+JPEG shooting speed in burst mode (fps): 1.4  
Buffer Size for RAW+JPEG shooting in burst mode (frames): 1  
Shutter lag (full AF, wide/mid): 0.31 seconds  
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR): 0.93 seconds  
Shutter lag (prefocused, live view - DSLR): 0.099 seconds  
Shutter Lag (manual focus): 0.134 seconds  
Shutter lag (full AF, with flash): 0.32 seconds  
Shutter Lag (prefocused): 0.113 seconds  
Shutter Lag (notes): Optical Viewfinder: Wide-area AF lag: 0.190s Live View AF lags: Phase Detect = 1.244s Contrast Detect = 0.927s Prefocused = 0.099s  
Startup Time: 0.3 seconds  
Play -> Record Time: 0.3 seconds  
Flash cycle time, full power: 1.8 seconds  
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 220 shots  
Battery Life, Still (CIPA Rating OVF/EVF): 700 shots 800 shots
Battery Life, Video:    
Battery Form Factor: Proprietary LP-E10 Proprietary D-LI90
Usable Battery Types: Lithium-ion rechargeble Lithium-ion rechargeable
Batteries Included: 1 x Proprietary LP-E10 Lithium-ion rechargeble 1 x Proprietary D-LI90 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: EOS Digital Solutions Disc (EOS Utility, ZoomBrowser EX/ImageBrowser, Digital Photo Professional, Picture Style Editor, Movie Edit Task, Video Snapshot Task, PhotoStitch) Software CD-ROM includes Digital Camera Utility 5
OS Compatibility: Windows XP/Vista/7, Mac OS X 10.4+  
Miscellaneous
Notes & Features: Feature Guide, Basic + Function, Video Snapshot, 720p Movies.