• APS-C 323.4mm2
  • 12.2 megapixels
  • ISO 100 - 6400
  • APS-C 332.3mm2
  • 24.2 megapixels
  • ISO 100 - 25,600
  • Detailed specifications
  • Canon EOS Rebel T3 (EOS 1100D)
  • Canon EOS Rebel T7i (EOS 800D)
Links
Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Canon XS
XS vs T3
Canon T6i
T6i vs T7i
Successor: Canon T5
T3 vs T5
 
General
Model Number: T3 T7i
Alternate Model Number(s):   800D
Camera Format: SLR SLR
Currently Manufactured: No Yes
Retail Price: $599.99 $899.99
Street Price: $699.99 $699.00
Date Available: 2011-03-15 2017-04-15
Tripod Mount: Yes Yes
Weight: 24.8 oz (702 g)
includes batteries, kit lens
26.3 oz (747 g)
includes batteries, kit lens
Size: 5.1 x 3.9 x 3.1 in.
(130 x 100 x 78 mm)
5.2 x 3.9 x 3.0 in.
(131 x 100 x 76 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: Canon Canon
Effective Megapixels: 12.2 24.2
Sensor Format: APS-C APS-C
Sensor size: 323.4mm2 (22.00mm x 14.70mm) 332.27mm2 (22.30mm x 14.90mm)
Approximate Pixel Pitch: 5.15 microns 3.72 microns
Focal Length Multiplier: 1.6x 1.6x
Aspect Ratio: 3:2 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed Fixed
Self-Cleaning: No Yes
Sensor shift image stabilization: No No
On-Sensor Phase Detect: No Yes
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)
6000 x 4000 (24.0 MP, 3:2),
3984 x 2656 (10.6 MP, 3:2),
2976 x 1984 (5.9 MP, 3:2),
2400 x 1600 (3.8 MP, 3:2),
6000 x 3368 (20.2 MP, 16:9),
3984 x 2240 (8.9 MP, 16:9),
2976 x 1680 (5.0 MP, Other),
2400 x 1344 (3.2 MP, Other),
5328 x 4000 (21.3 MP, 4:3),
3552 x 2664 (9.5 MP, 4:3),
2656 x 1992 (5.3 MP, 4:3),
2112 x 1600 (3.4 MP, Other),
4000 x 4000 (16.0 MP, 1:1),
2656 x 2656 (7.1 MP, 1:1),
1984 x 1984 (3.9 MP, 1:1),
1600 x 1600 (2.6 MP, 1:1)
Image File Format: JPEG, .CR2 RAW (14-bit), RAW+JPEG JPEG, .CR2 RAW (14-bit), RAW+JPEG
Continuous-mode frames/second: 2.9 6.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1280x720 (30/​25) 1920x1080 (60p/​50p/​30p/​25p/​24p)
1280x720 (60p/​50p/​30p/​25p)
640x480 (30p/​25p)
Movie File Format: MPEG-4 AVC/H.264 video with mono linear PCM audio in MOV container MPEG-4 AVC/H.264 video with stereo linear PCM audio in MOV container
Composite Video Out: No Yes
NTSC/PAL Switchable Video: n/a Yes
Video Usable as Viewfinder: n/a
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Canon EF/EF-S Canon EF/EF-S
Lens: Canon EF-S 18-55mm f/3.5-5.6 IS II Canon EF-S 18-55mm f/4-5.6 IS STM
Focal Length (35mm equivalent): 29 - 88mm 29 - 88mm
Focal Length (actual): 18 - 55mm 18 - 55mm
Zoom Ratio: 3.06x 3.06x
Aperture Range: f/3.5 - 22 (wide) / f/5.6 - 38 (tele) f/4 - 22 (wide) / f/5.6 - 38 (tele)
Integrated ND Filter: No No
Normal Focus Range: 25 cm to Infinity
9.8 in to Infinity
25 cm to Infinity
9.8 in to Infinity
Macro Focus Range:    
Filter Thread: 58.0mm 58.0mm
Thread Type: n/a n/a
Optical Image Stabilization: Yes Yes
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 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; fixed eye-level pentamirror, 95% coverage, 0.80x mag., 21mm eyepoint, -2.5 to +0.5 diopter SLR type; fixed eye-level pentamirror, ~95% coverage, ~0.82x mag., 19mm eyepoint, -3 to +1 diopter
Focus Peaking: No No
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent): 0.50x 0.51x
Viewfinder Magnification (nominal/claimed): 0.80x 0.82x
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 2.7 3.0
Rear Display Resolution: 230,400 dots (76,800 px) 1,040,000 dots (345,600 px)
Touchscreen: No Yes
Articulating Screen: No Yes
Tilt Swivel Screen: No Yes
Selfie Screen: No Yes
Max Playback Zoom: 10.0x 10.0x
Top Deck Display: No No
Exposure
Maximum ISO (native): 6400 25600
Minimum ISO (native): 100 100
ISO Settings: Auto, 100 - 6400 in 1/3 or 1EV steps Auto, 100 - 25600 in 1EV steps, Expandable to 51200
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Cloudy, Tungsten, White Fluorescent, Flash, Custom Auto, Daylight, Shade, Cloudy, Tungsten, White Fluorescent, Flash, Custom
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 (10%); iFCL with dual layer sensor 7,560 pixel RGB+IR sensor divided into 63 segments; Evaluative (linked to all AF points), Center-weighted, Partial (6%), Spot (3.5%)
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 Intelligent Auto, Flash Off, Creative Auto, Portrait, Landscape, Close-up, Sports, Special Scene (Group Photo, Kids, Food, Candlelight, Night Portrait, Handheld Night Scene, HDR Backlight Control), Creative Filters (Grainy B/W, Soft Focus, Fish-eye, Water Painting, Toy Camera, Miniature, HDR Art (Standard/Vivid/Bold/Embossed)
Self Timer: 10, 2, Continuous (2-10) seconds 10, 2, Remote, 10s Continuous (2-10) seconds
Time Lapse (intervalometer): No 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 E-TTL II Auto, Manual
Flash Guide Number (ISO 100): 9.2 m / 30.2 ft. 12.0 m / 39.4 ft.
Flash Range Description: Lens aperture dependent Guide Number is 12m/39.4 ft at ISO 100; Range is lens aperture dependent
Max Flash Sync: 1/200 1/200
Flash Exposure Compensation: +/- 2.0 EV in 0.3EV steps +/- 2.0 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+JPEG .CR2 RAW (14-bit), RAW+JPEG
Movie File Format: MPEG-4 AVC/H.264 video with mono linear PCM audio in MOV container MPEG-4 AVC/H.264 video with stereo linear PCM audio in MOV container
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No Yes
NFC: No Yes
Bluetooth: No Yes
Built-In GPS: No No
Microphone Jack: No Yes
Headphone Jack: No No
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: Optional Wired (RS-60E3) Optional wired, IR wireless, Bluetooth or Wi-Fi
Connections (extended): Mini (Type-C) HDMI-CEC, Wired Remote Jack Mini (Type-C) HDMI-CEC, External 3.5mm Stereo Mic Jack
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.42 <0.3
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 <0.3
Camera penalizes early shutter press? No No
JPEG shooting speed in burst mode (fps, max resolution): 2.9 6.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): 17 148
RAW shooting speed in burst mode (fps): 2.0 6.0
Buffer size for RAW shooting in burst mode (frames): 3 24
RAW+JPEG shooting speed in burst mode (fps): 1.4 6.0
Buffer Size for RAW+JPEG shooting in burst mode (frames): 1 21
Shutter lag (full AF, wide/mid): 0.31 seconds 0.09 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 0.069 seconds
Shutter Lag (manual focus): 0.134 seconds 0.079 seconds
Shutter lag (full AF, with flash): 0.32 seconds 0.26 seconds
Shutter Lag (prefocused): 0.113 seconds 0.068 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 0.5 seconds
Play -> Record Time: 0.3 seconds 0.2 seconds
Flash cycle time, full power: 1.8 seconds 3.0 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 220 shots 270 shots
Battery Life, Still (CIPA Rating OVF/EVF): 700 shots 600 shots
Battery Life, Video:    
Battery Form Factor: Proprietary LP-E10 Proprietary LP-E17
Usable Battery Types: Lithium-ion rechargeble Lithium-ion rechargeble
Batteries Included: 1 x Proprietary LP-E10 Lithium-ion rechargeble 1 x Proprietary LP-E17 Lithium-ion rechargeble
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: Feature Guide, Basic + Function, Video Snapshot, 720p Movies.