• APS-C 332.3mm2
  • 18.0 megapixels
  • ISO 100 - 6400
  • 4/3 224.9mm2
  • 16.1 megapixels
  • ISO 200 - 25,600
  • Detailed specifications
  • Canon EOS Rebel T3i (EOS 600D)
  • Olympus OM-D E-M5
Links
Prices:    
Manufacturer URL: Manufacturer website
Canon EOS Rebel T3i (EOS 600D) webpage
Manufacturer website
Predecessor: Canon T2i
T2i vs T3i
 
Successor: Canon T4i
T3i vs T4i
Olympus E-M5 II
E-M5 vs E-M5 II
General
Model Number: T3i E-M5
Alternate Model Number(s): EOS 600D, Kiss X5  
Camera Format: SLR Compact System Camera
Currently Manufactured: No No
Retail Price: $599.99 $1299.99
Street Price: $548.99 $899.95
Date Available: 2011-03-15 2012-04-15
Tripod Mount: Yes Yes
Weight: 36.4 oz (1,031 g)
includes batteries, kit lens
23.0 oz (652 g)
includes batteries, kit lens
Size: 5.2 x 3.9 x 3.1 in.
(133 x 100 x 80 mm)
4.8 x 3.5 x 1.7 in.
(122 x 89 x 43 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS Live MOS
Sensor Manufacturer: Canon Sony
Effective Megapixels: 18.0 16.1
Sensor Format: APS-C 4/3
Sensor size: 332.27mm2 (22.30mm x 14.90mm) 224.9mm2 (17.30mm x 13.00mm)
Approximate Pixel Pitch: 4.30 microns 3.75 microns
Focal Length Multiplier: 1.6x 2.0x
Aspect Ratio: 3:2 4:3
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed Fixed
Self-Cleaning: Yes Yes
Sensor shift image stabilization: No Yes
On-Sensor Phase Detect: No No
DxO Sensor Score: 65 71
DxO Color Depth Score (bits): 22.1 22.8
DxO Dynamic Range Score (evs): 11.5 12.3
DxO Maximum Effective ISO Score (iso): 793 826
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)
4608 x 3456 (15.9 MP, 4:3),
2560 x 1920 (4.9 MP, 4:3),
1024 x 768 (0.8 MP, 4:3),
640 x 480 (0.3 MP, 4:3)
Image File Format: JPEG, .CR2 RAW (14-bit), RAW+L/F JPEG JPEG, MPO, 12-bit RAW, RAW + JPEG
Continuous-mode frames/second: 3.6 8.9
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (30/​25/​24)
1280x720 (60/​50)
640x480 (30/​25)
1920x1080 (60i)
1280x720 (60p/​30p)
640x480 (30p)
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), AVI (Motion JPEG)
Composite Video Out: Yes Yes
NTSC/PAL Switchable Video: Yes Yes
Video Usable as Viewfinder: Yes No
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Canon EF/EF-S Micro Four Thirds
Lens: Canon EF-S 18-135mm f/3.5-5.6 IS Olympus M.Zuiko 12-50mm f/3.5-6.3 EZ Digital ED
Focal Length (35mm equivalent): 29 - 216mm 24 - 100mm
Focal Length (actual): 18 - 135mm 12 - 50mm
Zoom Ratio: 7.50x 4.20x
Aperture Range: f/3.5 - 22 (wide) / f/5.6 - 38 (tele) f/3.5 - 22 (wide) / f/6.3 - 22 (tele)
Integrated ND Filter: No No
Normal Focus Range: 45 cm to Infinity
17.7 in to Infinity
35 cm to Infinity
13.8 in to Infinity
Macro Focus Range:   20 - 50 cm
7.9 - 19.7 in
Filter Thread: 67.0mm 52.0mm
Thread Type: n/a n/a
Optical Image Stabilization: Yes No
Digital Zoom: No Yes
Digital Zoom Values: n/a Up to 2x
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 High-speed Contrast-detect AF: 35-area multiple AF / All target, Group target area (9-area), Single target
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: Optical / LCD EVF / OLED
Viewfinder Type: SLR type; fixed eye-level pentamirror, 95% coverage, 0.85x mag., 19mm eyepoint, -3 to +1 diopter EVF; 1.44M-dot, 1.15x magnification, 18mm eyepoint, -4 to +2 diopter, eye sensor
Focus Peaking: No No
EVF Resolution: n/a 1,440,000 dots
Viewfinder Magnification (35mm equivalent): 0.53x 0.58x
Viewfinder Magnification (nominal/claimed): 0.85x 1.15x
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 1,040,000 dots (346,000 px) 614,000 dots (205,000 px)
Touchscreen: No Yes
Articulating Screen: Yes Yes
Tilt Swivel Screen: Yes No
Selfie Screen: Yes No
Max Playback Zoom: 10.0x  
Top Deck Display: No No
Exposure
Maximum ISO (native): 6400 25600
Minimum ISO (native): 100 200
ISO Settings: Auto, 100 - 6400 in 1EV steps, H=12800 AUTO: ISO Low (100) - 25600 (customizable, Default 200-1600) / Manual ISO Low (100) - 25600, 1/3 or 1 EV steps selectable
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Cloudy, Tungsten, White Fluorescent, Flash, Custom Auto, Lamp, Fluorescent, Daylight, Flash, Cloudy, Shade, Custom WB, One-touch WB
Shutter Speed Range: 1/4000 - 30 sec 1/4000 - 60 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 5.0EV in 0.3EV steps +/- 3.0EV 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 Digital ESP metering (324-area multi pattern metering), Center weighted average metering, Spot metering, Spot metering with highlight control, Spot metering with shadow control
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 Scene select AE (Portrait, e-Portrait, Landscape, Landscape + Portrait, Sport, Night, Night + Portrait, Children, High Key, Low Key, DIS mode, Macro, Nature Macro, Candle, Sunset, Documents, Panorama, Fireworks, Beach & Snow, Fisheye Conv., Wide Conv., Macro Conv., 3D Still), Art Filter, Underwater wide / macro
Self Timer: 10, 2, Remote, Continuous (2-10) seconds 2, 10 seconds
Time Lapse (intervalometer): No  
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 Flash Auto, Redeye, Fill-in, Flash Off, Red-eye Slow sync.(1st curtain), Slow sync.(1st curtain), Slow sync.(2nd curtain), Manual(1/1 (FULL) - 1/64)
Flash Guide Number (ISO 100): 13.0 m / 42.7 ft. 7.0 m / 23.0 ft.
Flash Range Description: Lens aperture dependent Bundled FL-LM2 GN = 7m/ISO 100
Max Flash Sync: 1/200 1/250
Flash Exposure Compensation: +/- 2.0 EV in 0.3EV steps +/- 3.0 EV in 0.3EV steps
External Flash Connection: Hot Shoe Hot Shoe
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 No
RAW Capture Support: Yes Yes
Uncompressed Format: .CR2 RAW (14-bit), RAW+L/F JPEG 12-bit RAW, RAW + JPEG
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), AVI (Motion JPEG)
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 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 Yes
Remote Control Type: Optional Wired (RS-60E3) or Wireless (RC-6 , RC-5, RC-1) Optional Remote cable RM-UC1
Connections (extended): Mini (Type-C) HDMI-CEC, External Stereo Mic Jack, Wired Remote Jack Micro HDMI (Type-D), combined AV/USB connector, Accessory Port 2
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.44 0.52
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.46 0.51
Buffer size for RAW shooting in single shot mode (frames): 6 20
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): 0.39 0.56
Camera penalizes early shutter press? No No
JPEG shooting speed in burst mode (fps, max resolution): 3.6 8.9
Buffer size for JPEG shooting in burst mode (frames, max resolution): 9 17
RAW shooting speed in burst mode (fps): 3.6 9.0
Buffer size for RAW shooting in burst mode (frames): 5 16
RAW+JPEG shooting speed in burst mode (fps): 3.3 9.0
Buffer Size for RAW+JPEG shooting in burst mode (frames): 3 15
Shutter lag (full AF, wide/mid): 0.28 seconds 0.28 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR): 0.83 seconds  
Shutter lag (prefocused, live view - DSLR): 0.084 seconds  
Shutter Lag (manual focus): 0.114 seconds 0.102 seconds
Shutter lag (full AF, with flash): 0.26 seconds 0.44 seconds
Shutter Lag (prefocused): 0.087 seconds 0.056 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 Full Autofocus, Multi-area AF mode lag = 0.175 second
Startup Time: 1.5 seconds 1.1 seconds
Play -> Record Time: 1.2 seconds 0.7 seconds
Flash cycle time, full power: 3.2 seconds 4.3 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 180 shots 360 shots
Battery Life, Still (CIPA Rating OVF/EVF): 440 shots  
Battery Life, Video:    
Battery Form Factor: Proprietary LP-E8 Proprietary BLN-1
Usable Battery Types: Lithium-ion rechargeble Lithium-ion rechargeable
Batteries Included: 1 x Proprietary LP-E8 Lithium-ion rechargeble 1 x Proprietary BLN-1 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) Olympus Viewer 2 CD-ROM
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). 3" tilting OLED monitor with Touchscreen panel, Hi-res EVF, 5-axis image stabilization, 9 fps burst, Full HD video.