• APS-C 332.3mm2
  • 18.0 megapixels
  • ISO 100 - 6400
  • Medium format 1,436.6mm2
  • 51.4 megapixels
  • ISO 100 - 204,800
  • Detailed specifications
  • Canon EOS Rebel T3i (EOS 600D)
  • Pentax 645Z
Links
Prices:   Compare Prices
Manufacturer URL: Manufacturer website
Canon EOS Rebel T3i (EOS 600D) webpage
Manufacturer website
Predecessor: Canon T2i
T2i vs T3i
Pentax 645D
645D vs 645Z
Successor: Canon T4i
T3i vs T4i
 
General
Model Number: T3i 645Z
Alternate Model Number(s): EOS 600D, Kiss X5  
Camera Format: SLR Pro SLR
Currently Manufactured: No Yes
Retail Price: $599.99 $8499.95
Street Price: $548.99 $4,845.43
Date Available: 2011-03-15 2014-06-15
Tripod Mount: Yes Yes
Weight: 36.4 oz (1,031 g)
includes batteries, kit lens
54.9 oz (1,555 g)
includes batteries
Size: 5.2 x 3.9 x 3.1 in.
(133 x 100 x 80 mm)
6.1 x 4.6 x 4.8 in.
(156 x 117 x 123 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: Canon Sony
Effective Megapixels: 18.0 51.4
Sensor Format: APS-C Medium format
Sensor size: 332.27mm2 (22.30mm x 14.90mm) 1436.64mm2 (43.80mm x 32.80mm)
Approximate Pixel Pitch: 4.30 microns 5.31 microns
Focal Length Multiplier: 1.6x 0.8x
Aspect Ratio: 3:2 4:3
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed None
Self-Cleaning: Yes Yes
Sensor shift image stabilization: No No
On-Sensor Phase Detect: No No
DxO Sensor Score: 65 101
DxO Color Depth Score (bits): 22.1 26.0
DxO Dynamic Range Score (evs): 11.5 14.7
DxO Maximum Effective ISO Score (iso): 793 4,505
Image Capture
Image Resolution: 5184 x 3456 (17.9 MP, 3:2),
4608 x 3456 (15.9 MP, 4:3),
5184 x 2912 (15.1 MP, 16:9),
3456 x 3456 (11.9 MP, 1:1),
3456 x 2304 (8.0 MP, 3:2),
3072 x 2304 (7.1 MP, 4:3),
3456 x 1944 (6.7 MP, 16:9),
2304 x 2304 (5.3 MP, 1:1),
2592 x 1728 (4.5 MP, 3:2),
2034 x 1728 (3.5 MP, Other),
2592 x 1456 (3.8 MP, 16:9),
1728 x 1728 (3.0 MP, 1:1),
1920 x 1280 (2.5 MP, 3:2),
1696 x 1280 (2.2 MP, 4:3),
1920 x 1080 (2.1 MP, 16:9),
1280 x 1280 (1.6 MP, 1:1),
720 x 480 (0.3 MP, 3:2),
640 x 480 (0.3 MP, 4:3),
720 x 400 (0.3 MP, Other),
480 x 480 (0.2 MP, 1:1)
8256 x 6192 (51.1 MP, 4:3),
6192 x 5184 (32.1 MP, Other),
5376 x 4032 (21.7 MP, 4:3),
1920 x 1440 (2.8 MP, 4:3)
Image File Format: JPEG, .CR2 RAW (14-bit), RAW+L/F JPEG JPEG, 14-bit PEF / DNG RAW, TIFF
Continuous-mode frames/second: 3.6 3.1
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (30/​25/​24)
1280x720 (60/​50)
640x480 (30/​25)
1920x1080 (60i/​50i/​30p/​25p/​24p)
1280x720 (60p/​50p/​30p/​25p/​24p)
Movie File Format: MPEG-4 AVC/H.264 video with mono linear PCM audio in MOV container (stereo with ext. mic) MOV (MPEG-4 AVC/H.264) with stereo sound; Motion JPEG (AVI) for Interval Movie Record
Composite Video Out: Yes No
NTSC/PAL Switchable Video: Yes n/a
Video Usable as Viewfinder: Yes n/a
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Canon EF/EF-S Pentax 645 bayonet
Lens: Canon EF-S 18-135mm f/3.5-5.6 IS n/a
Focal Length (35mm equivalent): 29 - 216mm  
Focal Length (actual): 18 - 135mm  
Zoom Ratio: 7.50x  
Aperture Range: f/3.5 - 22 (wide) / f/5.6 - 38 (tele)  
Integrated ND Filter: No No
Normal Focus Range: 45 cm to Infinity
17.7 in to Infinity
 
Macro Focus Range:    
Filter Thread: 67.0mm 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-point, 1 enhanced cross-type, 8 single-axis; Live View: Phase Detect, Contrast Detect, Face Detect modes 27-point SAFOX 11+ Phase Difference Detection (25 cross type focus points in the center): Spot, Select, Expanded Area AF (S, M, L), Zone Select, Auto (27 AF Points)
Auto Focus Assist Light? Yes No
Manual Focus: Yes Yes
Viewfinder
Viewfinder: Optical / LCD Optical / LCD
Viewfinder Type: SLR type; fixed eye-level pentamirror, 95% coverage, 0.85x mag., 19mm eyepoint, -3 to +1 diopter Trapezoid prism finder w/ interchangeable Natural-Bright-Matte focusing screen; Coverage: ~98%; Magnification: ~0.62x (55mmF2.8 at infinity), ~0.85x (75mmF2.8 at infinity); Diopter: -3.5 m to + 2.0 m-1; Eye Relief: ~21 mm (from view window), ~24.1 mm (from center of lens)
Focus Peaking: No Yes
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent): 0.53x 0.78x
Viewfinder Magnification (nominal/claimed): 0.85x 0.62x
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.2
Rear Display Resolution: 1,040,000 dots (346,000 px) 1,036,800 dots (345,600 px)
Touchscreen: No No
Articulating Screen: Yes Yes
Tilt Swivel Screen: Yes No
Selfie Screen: Yes No
Max Playback Zoom: 10.0x 16.0x
Top Deck Display: No Yes
Exposure
Maximum ISO (native): 6400 204800
Minimum ISO (native): 100 100
ISO Settings: Auto, 100 - 6400 in 1EV steps, H=12800 Auto, 100-204800 in 1, 1/2 or 1/3EV steps
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Cloudy, Tungsten, White Fluorescent, Flash, Custom Auto, Multi Auto, Daylight, Shade, Cloudy, Fluorescent Light (D: Daylight Color, N: Daylight White, W: Cool White, L: Warm White), Tungsten, Flash, CTE; Manual mode(s): Manual (up to 3 settings can be saved), Color Temperature (up to 3 settings can be saved), Copying the white balance settings of a captured image possible
Shutter Speed Range: 1/4000 - 30 sec 1/4000 - 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 (9%), Spot (4%); iFCL with dual layer sensor 86K-pixel RBG sensor: Multi-segment metering, Center-weighted metering, Spot metering
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: Creative Auto, Auto+, Portrait, Landscape, Close-up, Sports, Night portrait, Flash off, Auto Depth-of-field AE Sensitivity Priority, Shutter & Aperture Priority; HDR Capture: Auto, Type1, Type2, Type3, Exposure Bracket Value adjustable, Auto Align (automatic composition correction function) available; Custom Image: Bright, Natural, Portrait, Landscape, Vibrant, Radiant, Muted, Bleach Bypass, Reversal Film, Monochrome, Cross Processing (Random, Preset 1-3, Favorite 1-3)
Self Timer: 10, 2, Remote, Continuous (2-10) seconds 2 or 12 seconds
Time Lapse (intervalometer): No Yes
High Resolution Composite: No No
Flash
Built-in Flash: Yes No
Flash Modes: E-TTL II: Auto, Manual flash; Red-Eye Reduction; Second Curtain Synchro P-TTL; high-speed sync, wireless sync supported with compatible flash unit
Flash Guide Number (ISO 100): 13.0 m / 42.7 ft. n/a
Flash Range Description: Lens aperture dependent n/a
Max Flash Sync: 1/200 1/125
Flash Exposure Compensation: +/- 2.0 EV in 0.3EV steps -2 to +1 EV
External Flash Connection: Hot Shoe Hot shoe, X-sync socket
Built-In Wireless Flash Control: Full TTL exposure  
Image Storage
Usable Memory Types: SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support: No UHS support UHS-I
Other Memory:    
Dual Card Slots: No Yes
RAW Capture Support: Yes Yes
Uncompressed Format: .CR2 RAW (14-bit), RAW+L/F JPEG 14-bit PEF / DNG RAW, TIFF
Movie File Format: MPEG-4 AVC/H.264 video with mono linear PCM audio in MOV container (stereo with ext. mic) MOV (MPEG-4 AVC/H.264) with stereo sound; Motion JPEG (AVI) for Interval Movie Record
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: Yes Yes
Headphone Jack: No No
External Connections: USB 2.0 High Speed USB 3.0 Super Speed
PictBridge Compliant: Yes No
DPOF Compliant: Yes No
Remote Control: Yes Yes
Remote Control Type: Optional Wired (RS-60E3) or Wireless (RC-6 , RC-5, RC-1) Optional wired or wireless
Connections (extended): Mini (Type-C) HDMI-CEC, External Stereo Mic Jack, Wired Remote Jack Micro (Type-D) HDMI, DC input, Stereo microphone jack, wired remote socket
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.44 0.35
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.46 0.33
Buffer size for RAW shooting in single shot mode (frames): 6 10
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): 0.39 0.33
Camera penalizes early shutter press? No Yes
JPEG shooting speed in burst mode (fps, max resolution): 3.6 3.1
Buffer size for JPEG shooting in burst mode (frames, max resolution): 9 12
RAW shooting speed in burst mode (fps): 3.6 3.1
Buffer size for RAW shooting in burst mode (frames): 5 10
RAW+JPEG shooting speed in burst mode (fps): 3.3 3.1
Buffer Size for RAW+JPEG shooting in burst mode (frames): 3 10
Shutter lag (full AF, wide/mid): 0.28 seconds 0.16 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR): 0.83 seconds 1.17 seconds
Shutter lag (prefocused, live view - DSLR): 0.084 seconds 0.385 seconds
Shutter Lag (manual focus): 0.114 seconds 0.117 seconds
Shutter lag (full AF, with flash): 0.26 seconds  
Shutter Lag (prefocused): 0.087 seconds 0.112 seconds
Shutter Lag (notes): OVF: Auto Selection AF: 0.160s Live View: Phase-detect AF lag: 1.176s Contrast-detect AF lag: 0.826s Prefocused: 0.084s OVF: Full AF lag, wide-area mode = 0.170s Live View: Full AF lag, Spot AF mode = 1.174s Prefocused = 0.385s
Startup Time: 1.5 seconds 1.5 seconds
Play -> Record Time: 1.2 seconds 0.7 seconds
Flash cycle time, full power: 3.2 seconds  
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 180 shots  
Battery Life, Still (CIPA Rating OVF/EVF): 440 shots 650 shots
Battery Life, Video:    
Battery Form Factor: Proprietary LP-E8 Proprietary D-LI90
Usable Battery Types: Lithium-ion rechargeble Lithium-ion rechargeable
Batteries Included: 1 x Proprietary LP-E8 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)  
OS Compatibility: Windows XP/Vista/7, Mac OS X 10.4+  
Miscellaneous
Notes & Features: Vari-angle high resolution 3:2 LCD, new EOS Scene Detection technology, Auto Picture Style, improved ALO and AWB, Feature Guide, Basic + Function, smooth video digital zoom, Video Snapshot, Creative Filters (Fisheye (new), Grainy, Soft Focus, Miniature, Toy, Fisheye, Multi), multi-aspect (3:2, 4:3, 16:9, 1:1), Image Verification (optional software required), built-in wireless Speedlite transmitter, up to 1080p movies with manual exposure control (aperture, shutter speed, ISO). New 51.4MP AA-filterless CMOS sensor, PRIME III processor, 27-point SAFOX 11 AF, 86K RGB metering, Full HD video up to 60i, tilting LCD monitor with Live View, 3fps full-res continuous burst mode.