• APS-C 323.4mm2
  • 12.2 megapixels
  • ISO 100 - 6400
  • 35mm 861.6mm2
  • 42.4 megapixels
  • ISO 100 - 32,000
  • Detailed specifications
  • Canon EOS Rebel T3 (EOS 1100D)
  • Sony Alpha ILCE-A7R III
Links
Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Canon XS
XS vs T3
Sony A7R II
A7R II vs A7R III
Successor: Canon T5
T3 vs T5
Sony A7R IV
A7R III vs A7R IV
General
Model Number: T3 A7R III
Alternate Model Number(s):   ILCE-7RM3
Camera Format: SLR Compact System Camera
Currently Manufactured: No Yes
Retail Price: $599.99 $3200.00
Street Price: $199.00 $2,096.48
Date Available: 2011-03-15 2017-11-30
Tripod Mount: Yes Yes
Weight: 24.8 oz (702 g)
includes batteries, kit lens
23.2 oz (657 g)
includes batteries
Size: 5.1 x 3.9 x 3.1 in.
(130 x 100 x 78 mm)
5.0 x 3.8 x 2.9 in.
(127 x 96 x 74 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: Canon Sony
Effective Megapixels: 12.2 42.4
Sensor Format: APS-C 35mm
Sensor size: 323.4mm2 (22.00mm x 14.70mm) 861.6mm2 (35.90mm x 24.00mm)
Approximate Pixel Pitch: 5.15 microns 4.51 microns
Focal Length Multiplier: 1.6x 1.0x
Aspect Ratio: 3:2 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed None
Self-Cleaning: No Yes
Sensor shift image stabilization: No Yes
On-Sensor Phase Detect: No Yes
DxO Sensor Score: 62 100
DxO Color Depth Score (bits): 21.9 26.0
DxO Dynamic Range Score (evs): 11.0 14.7
DxO Maximum Effective ISO Score (iso): 755 3,523
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)
7952 x 5304 (42.2 MP, 3:2),
5168 x 3448 (17.8 MP, 3:2),
3984 x 2656 (10.6 MP, 3:2),
7952 x 4472 (35.6 MP, 16:9),
5168 x 2912 (15.0 MP, Other),
3984 x 2240 (8.9 MP, 16:9),
5168 x 3448 (17.8 MP, 3:2),
3984 x 2656 (10.6 MP, 3:2),
2592 x 1728 (4.5 MP, 3:2),
5168 x 2912 (15.0 MP, Other),
3984 x 2240 (8.9 MP, 16:9),
2592 x 1456 (3.8 MP, 16:9)
Image File Format: JPEG, .CR2 RAW (14-bit), RAW+JPEG JPEG, RAW (14-bit ARW 2.3), RAW+JPEG
Continuous-mode frames/second: 2.9 9.9
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1280x720 (30/​25) 3840x2160 (30p/​25p/​24p)
1920x1080 (120p/​100p/​60p/​60i/​50p/​50i/​30p/​25p/​24p)
Movie File Format: MPEG-4 AVC/H.264 video with mono linear PCM audio in MOV container XAVC S / AVCHD 2.0 / MP4; Audio: LPCM / Dolby Digital (AC-3) / MPEG-4 AAC-LC, stereo
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 Sony E
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 Yes
Digital Zoom Values: n/a Up to 4x; up to 2x Clear Image Digital Zoom
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 Fast Hybrid 4D AF with 399 focal plane phase-detect points and 425 contrast-detect AF points; Wide (399 points (phase-detection AF), 425 points (contrast-detection AF)) / Zone / Center / Flexible Spot (S/M/L) /Expanded Flexible Spot/ Lock-on AF (Wide / Zone / Center / Flexible Spot (S/M/L)/Expanded Flexible Spot); Touch AF
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: Optical / LCD EVF / LCD
Viewfinder Type: SLR type; fixed eye-level pentamirror, 95% coverage, 0.80x mag., 21mm eyepoint, -2.5 to +0.5 diopter EVF: 1.3 cm (0.5 type) 3,686K-dot Quad VGA color OLED, 100% coverage, 0.78x magnification, -4.0 to +3.0m-1 diopter, Approx. 23mm eyepoint from the eyepiece lens, 18.5mm from the eyepiece frame at -1m-1, eye sensor
Focus Peaking: No Yes
EVF Resolution: n/a 3,686,400 dots (1,228,800 pixels)
Viewfinder Magnification (35mm equivalent): 0.50x 0.78x
Viewfinder Magnification (nominal/claimed): 0.80x 0.78x
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) 1,440,000 dots (360,000 px)
Touchscreen: No Yes
Articulating Screen: No Yes
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 10.0x  
Top Deck Display: No No
Exposure
Maximum ISO (native): 6400 32000
Minimum ISO (native): 100 100
ISO Settings: Auto, 100 - 6400 in 1/3 or 1EV steps AUTO (ISO 100-12800; selectable lower limit and upper limit), ISO 100 - 32000, expandable to ISO 50 - 102400
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Cloudy, Tungsten, White Fluorescent, Flash, Custom Auto, Daylight, Shade, Cloudy, Incandescent, Fluorescent (4 settings), Flash, Custom, Color Temp./ Filter (2500-9900K with 15-step Magenta/Green compensation), Underwater
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 1200-zone Evaluative Multi-segment, 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, Portrait, Landscape, Close-up, Sports,Night portrait, Flash off, Auto Depth-of-field AE 3 Custom Settings; HDR: Auto Exposure Difference, Exposure difference Level (1-6 EV at 1.0 EV step)
Self Timer: 10, 2, Continuous (2-10) seconds 2, 5, 10; 3/5 shots after 2/5/10 seconds
Time Lapse (intervalometer): No No
High Resolution Composite: No 42.4 megapixels
Flash
Built-in Flash: Yes No
Flash Modes: E-TTL II: Auto, Manual flash; Red-Eye Reduction; Second Curtain Synchro Flash off, Auto flash, Fill-flash, Slow Sync., Rear Sync., Hi-speed Sync, Wireless; Red-eye reduction: On/Off
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 1/250
Flash Exposure Compensation: +/- 2.0 EV in 0.3EV steps +/- 3.0 EV in 0.3EV steps
External Flash Connection: Hot Shoe Multi Interface Hot Shoe, Sync Terminal
Built-In Wireless Flash Control:   No
Image Storage
Usable Memory Types: SD / SDHC / SDXC MS PRO Duo / SD / SDHC / SDXC
UHS Support: No UHS support UHS-II
Other Memory:   Slot1:SD UHS-II; 2:MS/SD UHS-I
Dual Card Slots: No Yes
RAW Capture Support: Yes Yes
Uncompressed Format: .CR2 RAW (14-bit), RAW+JPEG RAW (14-bit ARW 2.3), RAW+JPEG
Movie File Format: MPEG-4 AVC/H.264 video with mono linear PCM audio in MOV container XAVC S / AVCHD 2.0 / MP4; Audio: LPCM / Dolby Digital (AC-3) / MPEG-4 AAC-LC, stereo
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 Yes
External Connections: USB 2.0 High Speed 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 via RM-VPR1, USB or Wi-Fi
Connections (extended): Mini (Type-C) HDMI-CEC, Wired Remote Jack USB-C (USB 3.1 Gen 1), Multi-Terminal Micro USB (with remote support), Type-D Micro HDMI, Microphone and Headphone jacks
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 9.9
Buffer size for JPEG shooting in burst mode (frames, max resolution): 17 82
RAW shooting speed in burst mode (fps): 2.0 9.2
Buffer size for RAW shooting in burst mode (frames): 3 30
RAW+JPEG shooting speed in burst mode (fps): 1.4 9.1
Buffer Size for RAW+JPEG shooting in burst mode (frames): 1 30
Shutter lag (full AF, wide/mid): 0.31 seconds 0.25 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 0.105 seconds
Shutter lag (full AF, with flash): 0.32 seconds  
Shutter Lag (prefocused): 0.113 seconds 0.023 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 Silent Shooting Mode: Full AF lag = 0.368s, Manual focus = 0.258s, Prefocus = 0.123s
Startup Time: 0.3 seconds 1.7 seconds
Play -> Record Time: 0.3 seconds 1.4 seconds
Flash cycle time, full power: 1.8 seconds  
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 220 shots 650 shots
Battery Life, Still (CIPA Rating OVF/EVF): 700 shots 530 shots
Battery Life, Video:   100 minutes
Battery Form Factor: Proprietary LP-E10 Proprietary
Usable Battery Types: Lithium-ion rechargeble NP-FZ100 Lithium-ion rechargeable
Batteries Included: 1 x Proprietary LP-E10 Lithium-ion rechargeble 1 x Proprietary NP-FZ100 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes Yes
Internal Charging Supported: No Yes
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) Capture One Express (for Sony) free download
OS Compatibility: Windows XP/Vista/7, Mac OS X 10.4+  
Miscellaneous
Notes & Features: Feature Guide, Basic + Function, Video Snapshot, 720p Movies.