• APS-C 332.3mm2
  • 18.0 megapixels
  • ISO 100 - 6400
  • APS-C 369.7mm2
  • 20.3 megapixels
  • ISO 100 - 12,800
  • Detailed specifications
  • Canon EOS Rebel T3i (EOS 600D)
  • Samsung NX20
Links
Prices:   Compare 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
 
General
Model Number: T3i NX20
Alternate Model Number(s): EOS 600D, Kiss X5  
Camera Format: SLR Compact System Camera
Currently Manufactured: No No
Retail Price: $599.99 $1099.99
Street Price: $548.99 $399.99
Date Available: 2011-03-15 2012-05-05
Tripod Mount: Yes Yes
Weight: 36.4 oz (1,031 g)
includes batteries, kit lens
22.5 oz (637 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 1.6 in.
(122 x 90 x 40 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: Canon Samsung
Effective Megapixels: 18.0 20.3
Sensor Format: APS-C APS-C
Sensor size: 332.27mm2 (22.30mm x 14.90mm) 369.72mm2 (23.7mm x 15.6mm)
Approximate Pixel Pitch: 4.30 microns 4.33 microns
Focal Length Multiplier: 1.6x 1.5x
Aspect Ratio: 3:2 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed Fixed
Self-Cleaning: Yes Yes
Sensor shift image stabilization: No No
On-Sensor Phase Detect: No No
DxO Sensor Score: 65 75
DxO Color Depth Score (bits): 22.1 23.4
DxO Dynamic Range Score (evs): 11.5 12.9
DxO Maximum Effective ISO Score (iso): 793 785
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)
5472 x 3648 (20.0 MP, 3:2),
5472 x 3080 (16.9 MP, 16:9),
3648 x 3648 (13.3 MP, 1:1),
3888 x 2592 (10.1 MP, 3:2),
3712 x 2088 (7.8 MP, 16:9),
2640 x 2640 (7.0 MP, 1:1),
2976 x 1984 (5.9 MP, 3:2),
2736 x 1824 (5.0 MP, 3:2),
2944 x 1656 (4.9 MP, 16:9),
2000 x 2000 (4.0 MP, 1:1),
1920 x 1080 (2.1 MP, 16:9),
1728 x 1152 (2.0 MP, 3:2),
1024 x 1024 (1.0 MP, 1:1)
Image File Format: JPEG, .CR2 RAW (14-bit), RAW+L/F JPEG JPEG (EXIF 2.21), .SRW 12-bit RAW
Continuous-mode frames/second: 3.6 7.5
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (30/​25/​24)
1280x720 (60/​50)
640x480 (30/​25)
1920x1080 (30p)
1920x810 (24p)
1280x720 (30p)
640x480 (30p)
320x240 (30p)
Movie File Format: MPEG-4 AVC/H.264 video with mono linear PCM audio in MOV container (stereo with ext. mic) MP4 (H.264) with AAC audio
Composite Video Out: Yes Yes
NTSC/PAL Switchable Video: Yes Yes
Video Usable as Viewfinder: Yes
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Canon EF/EF-S Samsung NX
Lens: Canon EF-S 18-135mm f/3.5-5.6 IS Samsung 18-55mm f/3.5-5.6 OIS NX
Focal Length (35mm equivalent): 29 - 216mm 27 - 84mm
Focal Length (actual): 18 - 135mm 18 - 55mm
Zoom Ratio: 7.50x 3.06x
Aperture Range: f/3.5 - 22 (wide) / f/5.6 - 38 (tele) f/3.5 (wide) / f/5.6 (tele) - f/22
Integrated ND Filter: No No
Normal Focus Range: 45 cm to Infinity
17.7 in to Infinity
28 cm to Infinity
11.0 in to Infinity
Macro Focus Range:    
Filter Thread: 67.0mm 58.0mm
Thread Type: n/a n/a
Optical Image Stabilization: Yes Yes
Digital Zoom: No Yes
Digital Zoom Values: n/a Up to 2x i-Zoom
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 15-point Contrast Detection; has single-point and 35-point closeup modes; Face Detection : Max. 10 faces
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 type with Eye Contact Sensor; SVGA (800 x 600) TFT-LCD; Coverage: Approx. 100%; Magnification: Approx. 1.04X (APS-C, 50mm, -1m-1), Approx. 0.68X (Equivalent to a 50mm lens on a 35mm camera); Eyepoint: Approx. 18.0mm; Diopter Adjustment: -4.0 to +4.0m-
Focus Peaking: No No
EVF Resolution: n/a 1,440,000 dots (480,000 pixels)
Viewfinder Magnification (35mm equivalent): 0.53x 0.69x
Viewfinder Magnification (nominal/claimed): 0.85x 1.04x
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) 614,400 dots
Touchscreen: No No
Articulating Screen: Yes Yes
Tilt Swivel Screen: Yes
Selfie Screen: Yes
Max Playback Zoom: 10.0x  
Top Deck Display: No No
Exposure
Maximum ISO (native): 6400 12800
Minimum ISO (native): 100 100
ISO Settings: Auto, 100 - 6400 in 1EV steps, H=12800 Auto (100-3200), 100, 200, 400, 800, 1600, 3200, 6400, 12800 (1 or 1/3 EV steps)
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Cloudy, Tungsten, White Fluorescent, Flash, Custom Auto, Daylight, Cloudy, White Fluorescent, Neutral Fluorescent, Daylight Fluorescent, Tungsten, Flash, Custom, Kelvin Color Temp., 7-step A/B + G/M adjust
Shutter Speed Range: 1/4000 - 30 sec 1/8000 - 30 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 221-segment Multi, Center-weighted, Spot
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: Panorama (Live, 3D), Beauty shot, Night, Landscape, Portrait, Children, Sports, Close-Up, Text, Sunset, Dawn, Backlight, Fireworks, Beach & Snow, Sound Picture, 3D Photo; Smart Filter: Vignetting, Miniature, Fish-Eye, Sketch, De-fog, Halftone Dots, Soft Focus, Old Film1, Old Film2, Negative, Selective Color (4 Color Modes); Magic Frame: Old Album, Old Film, Wave, Full Moon, Old Record, Magazine, Sunny Day, Classic TV, Wall Art, Holiday, Billboard 1, Billboard 2, Newspaper
Self Timer: 10, 2, Remote, Continuous (2-10) seconds 2-30 sec in 1 sec steps seconds
Time Lapse (intervalometer): No  
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: E-TTL II: Auto, Manual flash; Red-Eye Reduction; Second Curtain Synchro Smart Flash, Auto, Auto+Red-eye reduction, Fill-in, Fill-in+Red-eye reduction, 1st Curtain, 2nd Curtain, Off
Flash Guide Number (ISO 100): 13.0 m / 42.7 ft. 11.0 m / 36.1 ft.
Flash Range Description: Lens aperture dependent Depends on lens aperture
Max Flash Sync: 1/200 1/180
Flash Exposure Compensation: +/- 2.0 EV in 0.3EV steps +/- 2.0 EV in 0.5EV steps
External Flash Connection: Hot Shoe Hot shoe
Built-In Wireless Flash Control: Full TTL exposure No
Image Storage
Usable Memory Types: SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support: No UHS support  
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: .CR2 RAW (14-bit), RAW+L/F JPEG .SRW 12-bit RAW
Movie File Format: MPEG-4 AVC/H.264 video with mono linear PCM audio in MOV container (stereo with ext. mic) MP4 (H.264) with AAC audio
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No Yes
NFC: 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,WiFi
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 wired (SR2NX02)
Connections (extended): Mini (Type-C) HDMI-CEC, External Stereo Mic Jack, Wired Remote Jack Micro (Type D) HDMI, Combined AV/USB/Remote Micro USB Port
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.44 1.40
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.46 1.32
Buffer size for RAW shooting in single shot mode (frames): 6 4
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): 0.39  
Camera penalizes early shutter press? No No
JPEG shooting speed in burst mode (fps, max resolution): 3.6 7.5
Buffer size for JPEG shooting in burst mode (frames, max resolution): 9 11
RAW shooting speed in burst mode (fps): 3.6  
Buffer size for RAW shooting in burst mode (frames): 5  
RAW+JPEG shooting speed in burst mode (fps): 3.3  
Buffer Size for RAW+JPEG shooting in burst mode (frames): 3  
Shutter lag (full AF, wide/mid): 0.28 seconds 0.35 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 0.060 seconds
Shutter lag (full AF, with flash): 0.26 seconds 0.62 seconds
Shutter Lag (prefocused): 0.087 seconds 0.044 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 AF Shutter Lag, Wide Area mode = 0.650s
Startup Time: 1.5 seconds 3.0 seconds
Play -> Record Time: 1.2 seconds 0.9 seconds
Flash cycle time, full power: 3.2 seconds 3.6 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 BP1310
Usable Battery Types: Lithium-ion rechargeble Lithium-ion rechargeable
Batteries Included: 1 x Proprietary LP-E8 Lithium-ion rechargeble 1 x Proprietary BP1310 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: EOS Digital Solutions Disc (EOS Utility, ZoomBrowser EX/ImageBrowser, Digital Photo Professional, Picture Style Editor, Movie Edit Task, Video Snapshot Task, PhotoStitch) intelli-studio 3.0, Samsung RAW Converter 4, PC Auto Backup, Adobe Reader
OS Compatibility: Windows XP/Vista/7, Mac OS X 10.4+ Windows, Mac OS (except intelli-studio)
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). Built-in Wi-Fi (IEEE 802.11b/g/n support, Mobile Link, Remote Viewfinder, Social Sharing, Email, Cloud , Auto Backup, TV Link, Wi-Fi Direct), supports geotagging w/ optional WGS84 GPS Module.