• APS-C 332.3mm2
  • 24.2 megapixels
  • ISO 100 - 12,800
  • 35mm 861.6mm2
  • 42.4 megapixels
  • ISO 100 - 32,000
  • Detailed specifications
  • Canon EOS M3
  • Sony Alpha ILCE-A7R III
Links
Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Canon EOS M
EOS M vs EOS M3
Sony A7R II
A7R II vs A7R III
Successor: Canon EOS M6
EOS M3 vs EOS M6
Sony A7R IV
A7R III vs A7R IV
General
Model Number: EOS M3 A7R III
Alternate Model Number(s):   ILCE-7RM3
Camera Format: Compact System Camera Compact System Camera
Currently Manufactured: No Yes
Retail Price: $799.99 $3200.00
Street Price: $429.00 $2,498.00
Date Available: 2015-10-01 2017-11-30
Tripod Mount: Yes Yes
Weight: 12.9 oz (366 g)
includes batteries
23.2 oz (657 g)
includes batteries
Size: 4.4 x 2.7 x 1.7 in.
(111 x 68 x 44 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: 24.2 42.4
Sensor Format: APS-C 35mm
Sensor size: 332.27mm2 (22.30mm x 14.90mm) 861.6mm2 (35.90mm x 24.00mm)
Approximate Pixel Pitch: 3.72 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: Yes Yes
Sensor shift image stabilization: No Yes
On-Sensor Phase Detect: Yes Yes
DxO Sensor Score: 72 100
DxO Color Depth Score (bits): 22.8 26.0
DxO Dynamic Range Score (evs): 11.8 14.7
DxO Maximum Effective ISO Score (iso): 1,169 3,523
Image Capture
Image Resolution: 6000 x 4000 (24.0 MP, 3:2),
4320 x 2880 (12.4 MP, 3:2),
2880 x 1920 (5.5 MP, 3:2),
2304 x 1536 (3.5 MP, 3:2),
720 x 480 (0.3 MP, 3:2),
5328 x 4000 (21.3 MP, 4:3),
3840 x 2880 (11.1 MP, 4:3),
2560 x 1920 (4.9 MP, 4:3),
2048 x 1536 (3.1 MP, 4:3),
640 x 480 (0.3 MP, 4:3),
6000 x 3376 (20.3 MP, 16:9),
4320 x 2432 (10.5 MP, 16:9),
2880 x 1616 (4.7 MP, 16:9),
1920 x 1080 (2.1 MP, 16:9),
720 x 408 (0.3 MP, Other),
4000 x 4000 (16.0 MP, 1:1),
2880 x 2880 (8.3 MP, 1:1),
1920 x 1920 (3.7 MP, 1:1),
1536 x 1536 (2.4 MP, 1:1),
480 x 480 (0.2 MP, 1:1)
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 14-bit RAW, RAW+L/F JPEG JPEG, RAW (14-bit ARW 2.3), RAW+JPEG
Continuous-mode frames/second: 4.2 9.9
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (30p/​25p/​24p)
1280x720 (60p/​50p)
640x480 (30p/​25p)
3840x2160 (30p/​25p/​24p)
1920x1080 (120p/​100p/​60p/​60i/​50p/​50i/​30p/​25p/​24p)
Movie File Format: MP4 [Video: MPEG-4 AVC/H.264, Audio: MPEG-4 AAC-LC (stereo)] 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-M Sony E
Lens: Canon EF-M 18-55mm f/3.5-5.6 IS STM n/a
Focal Length (35mm equivalent): 29 - 88mm  
Focal Length (actual): 18 - 55mm  
Zoom Ratio: 3.10x  
Aperture Range: f/3.5 - f/22 (W) / f/5.6 - f/36 (T); 7-blade circular aperture  
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: Yes
Digital Zoom Values:   Up to 4x; up to 2x Clear Image Digital Zoom
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Hybrid CMOS AF III PDAF/CDAF on image sensor: FlexiZone - Multi (49 zones, AF at the touched Zone), Single; Face Detection + Tracking AF 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: No / LCD EVF / LCD
Viewfinder Type: Optional Electronic Viewfinder EVF-DC1: (0.48 type), 4:3 aspect ratio, Approx. 2,360,000 dots, 100% coverage 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: Yes Yes
EVF Resolution: n/a 3,686,400 dots (1,228,800 pixels)
Viewfinder Magnification (35mm equivalent):   0.78x
Viewfinder Magnification (nominal/claimed):   0.78x
Display
Eye-level Viewfinder: No Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 1,040,000 dots 1,440,000 dots (360,000 px)
Touchscreen: Yes Yes
Articulating Screen: Yes Yes
Tilt Swivel Screen: No No
Selfie Screen: Yes No
Max Playback Zoom: 10.0x  
Top Deck Display: No No
Exposure
Maximum ISO (native): 12800 32000
Minimum ISO (native): 100 100
ISO Settings: Auto (100-12800), 100-12800 in 1/3EV steps, expandable to H=25600 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, Twilight and Sunset, 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: +/- 3.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: Evaluative metering (384 zones), partial metering (center: approx. 10%), spot metering (center: approx. 2.%), center-weighted average metering 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 Assist (Background Blur, Brightness, Contrast, Saturation, Color Tone, Monochrome (Off/ BW/ S (Sepia)/ B (Blue)/ P (Purple) /G (Green)), SCN (Portrait, Landscape, Close-up, Sports, Handheld Night Scene, Food), Creative Filters (HDR, Fish-eye Effect, Art Bold Effect, Water Painting Effect, Miniature Effect (Stills and Movie), Toy Camera Effect, Soft Focus, Grainy B/W) 3 Custom Settings; HDR: Auto Exposure Difference, Exposure difference Level (1-6 EV at 1.0 EV step)
Self Timer: 10, 2 seconds 2, 5, 10; 3/5 shots after 2/5/10 seconds
Time Lapse (intervalometer):   No
High Resolution Composite: No 42.4 megapixels
Flash
Built-in Flash: Yes No
Flash Modes: Auto, Manual Flash On/off, Slow Synchro; FE Lock, Red-eye Reduction Flash off, Auto flash, Fill-flash, Slow Sync., Rear Sync., Hi-speed Sync, Wireless; Red-eye reduction: On/Off
Flash Guide Number (ISO 100): 5.0 m / 16.4 ft. n/a
Flash Range Description: GN=5 (m, ISO 100); range depends on lens aperture 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 No
Image Storage
Usable Memory Types: SD / SDHC / SDXC MS PRO Duo / SD / SDHC / SDXC
UHS Support: UHS-I UHS-II
Other Memory: UHS-I compliant Slot1:SD UHS-II; 2:MS/SD UHS-I
Dual Card Slots: No Yes
RAW Capture Support: Yes Yes
Uncompressed Format: .CR2 14-bit RAW, RAW+L/F JPEG RAW (14-bit ARW 2.3), RAW+JPEG
Movie File Format: MP4 [Video: MPEG-4 AVC/H.264, Audio: MPEG-4 AAC-LC (stereo)] 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: Yes Yes
NFC: Yes Yes
Bluetooth: No Yes
Built-In GPS: No No
Microphone Jack: Yes Yes
Headphone Jack: No Yes
External Connections: USB 2.0 High Speed,WiFi 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: Wi-Fi or optional RC-6 wireless remote Optional via RM-VPR1, USB or Wi-Fi
Connections (extended): Mini (Type C) HDMI, 3.5mm External Stereo Mic 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): 1.11 <0.3
Cycle time for RAW shooting in single shot mode (seconds per frame):    
Buffer size for RAW shooting in single shot mode (frames):    
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): 1.38 <0.3
Camera penalizes early shutter press? No No
JPEG shooting speed in burst mode (fps, max resolution): 4.2 9.9
Buffer size for JPEG shooting in burst mode (frames, max resolution): Unlimited 82
RAW shooting speed in burst mode (fps): 4.0 9.2
Buffer size for RAW shooting in burst mode (frames): 4 30
RAW+JPEG shooting speed in burst mode (fps): 4.0 9.1
Buffer Size for RAW+JPEG shooting in burst mode (frames): 4 30
Shutter lag (full AF, wide/mid): 0.13 seconds 0.25 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus): 0.112 seconds 0.105 seconds
Shutter lag (full AF, with flash): 0.59 seconds  
Shutter Lag (prefocused): 0.056 seconds 0.023 seconds
Shutter Lag (notes):   Silent Shooting Mode: Full AF lag = 0.368s, Manual focus = 0.258s, Prefocus = 0.123s
Startup Time: 2.4 seconds 1.7 seconds
Play -> Record Time: 1.6 seconds 1.4 seconds
Flash cycle time, full power: 3.5 seconds  
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 250 shots 650 shots
Battery Life, Still (CIPA Rating OVF/EVF):   530 shots
Battery Life, Video:   100 minutes
Battery Form Factor: Proprietary Proprietary
Usable Battery Types: LP-E17 Lithium-ion rechargeble NP-FZ100 Lithium-ion rechargeable
Batteries Included: 1 x Proprietary LP-E17 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 (Digital Photo Professional, Picture Style Editor, EOS Utility, Image Transfer Utility ) Capture One Express (for Sony) free download
OS Compatibility: Windows 7/8/8.1, Mac OS X 10.8+  
Miscellaneous
Notes & Features: Comes in black or white.