• 35mm 861.6mm2
  • 42.4 megapixels
  • ISO 100 - 32,000
  • 35mm 864.0mm2
  • 24.1 megapixels
  • ISO 100 - 102,400
  • Detailed specifications
  • Sony Alpha ILCE-A7R III
  • Canon EOS R3
Links
Prices: Compare Prices  
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Sony A7R II
A7R II vs A7R III
 
Successor: Sony A7R IV
A7R III vs A7R IV
 
General
Model Number: A7R III R3
Alternate Model Number(s): ILCE-7RM3  
Camera Format: Compact System Camera Compact System Camera
Currently Manufactured: Yes Yes
Retail Price: $3200.00 $5999.00
Street Price: $2,203.72  
Date Available: 2017-11-30 2021-11-01
Tripod Mount: Yes Yes
Weight: 23.2 oz (657 g)
includes batteries
35.8 oz (1,015 g)
includes batteries
Size: 5.0 x 3.8 x 2.9 in.
(127 x 96 x 74 mm)
5.9 x 5.6 x 3.4 in.
(150 x 143 x 87 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: Sony Canon
Effective Megapixels: 42.4 24.1
Sensor Format: 35mm 35mm
Sensor size: 861.6mm2 (35.90mm x 24.00mm) 864mm2 (36.00mm x 24.00mm)
Approximate Pixel Pitch: 4.51 microns 6.00 microns
Focal Length Multiplier: 1.0x 1.0x
Aspect Ratio: 3:2 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: None Fixed
Self-Cleaning: Yes Yes
Sensor shift image stabilization: Yes Yes
On-Sensor Phase Detect: Yes Yes
DxO Sensor Score: 100  
DxO Color Depth Score (bits): 26.0  
DxO Dynamic Range Score (evs): 14.7  
DxO Maximum Effective ISO Score (iso): 3,523  
Image Capture
Image Resolution: 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)
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),
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),
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),
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),
3744 x 2496 (9.3 MP, 3:2),
2400 x 2400 (5.8 MP, 1:1)
Image File Format: JPEG, RAW (14-bit ARW 2.3), RAW+JPEG JPEG (EXIF v2.3); HEIF, RAW (14 bit); C-RAW; RAW+JPEG; RAW+HEIF; C-RAW+HEIF
Continuous-mode frames/second: 9.9 30.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 3840x2160 (30p/​25p/​24p)
1920x1080 (120p/​100p/​60p/​60i/​50p/​50i/​30p/​25p/​24p)
6000x3164 (60p/​50p/​30p/​24p/​23.98p)
4096x2160 (120p/​60p/​30p/​24p/​23.98p)
3840x2160 (120p/​60p/​30p/​23.98p)
1920x1080 (60p/​30p/​23.98p)
Movie File Format: XAVC S / AVCHD 2.0 / MP4; Audio: LPCM / Dolby Digital (AC-3) / MPEG-4 AAC-LC, stereo Video: RAW (CRM); H.265/HEVC; MPEG4 AVC/H.264 Variable (averaged) bit rate; Audio: ALL-I/IPB: Linear PCM/AAC
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: Sony E Canon RF
Lens: n/a n/a
Focal Length (35mm equivalent):    
Focal Length (actual):    
Zoom Ratio:    
Aperture Range:    
Integrated ND Filter: No No
Normal Focus Range:    
Macro Focus Range:    
Filter Thread: n/a n/a
Thread Type: n/a n/a
Optical Image Stabilization: No 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: 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 Phase Detection AF: Dual Pixel CMOS AF II; 1053 AF zones; Face+Tracking AF (with face/eye/head/body detection, animal detection, vehicle detection), 1-point AF ([AF frame size] can be set to [Small]), Expand AF Area (Above, below, left and right/Around); Zone AF Large Zone AF (Vertical/Horizontal)
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: EVF / LCD EVF / LCD
Viewfinder Type: 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 EVF; 0.5-inch OLED, 5.76 million dots, 120fps refresh rate, 100% coverage, 0.76x magnification, 23mm eyepoint, -4 to +2 diopter, eye sensor
Focus Peaking: Yes Yes
EVF Resolution: 3,686,400 dots (1,228,800 pixels) 5,760,000 dots (1,920,000 pixels)
Viewfinder Magnification (35mm equivalent): 0.78x 0.76x
Viewfinder Magnification (nominal/claimed): 0.78x  
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.2
Rear Display Resolution: 1,440,000 dots (360,000 px) 4,150,000 dots
Touchscreen: Yes Yes
Articulating Screen: Yes Yes
Tilt Swivel Screen: No Yes
Selfie Screen: No Yes
Max Playback Zoom:   10.0x
Top Deck Display: No Yes
Exposure
Maximum ISO (native): 32000 102400
Minimum ISO (native): 100 100
ISO Settings: AUTO (ISO 100-12800; selectable lower limit and upper limit), ISO 100 - 32000, expandable to ISO 50 - 102400 Auto, 100-102400 in 1/3 or 1 EV steps, expandable to 50 (L), 204800 (H1)
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Cloudy, Incandescent, Fluorescent (4 settings), Flash, Custom, Color Temp./ Filter (2500-9900K with 15-step Magenta/Green compensation), Underwater Auto (Ambience priority/White priority), Daylight, Shade, Cloudy, Tungsten Light, White Fluorescent Light, Flash, Custom, Color Temperature
Shutter Speed Range: 1/8000 - 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: 1200-zone Evaluative Multi-segment, Center-weighted, Spot Real-time metering with image sensor; 384 [24x16] zone Evaluative (AF point-linked), Center-weighted, Partial (center 6.1% of frame), Spot (center 3.1% of frame; AF point-linked spot metering not provided.)
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: 3 Custom Settings; HDR: Auto Exposure Difference, Exposure difference Level (1-6 EV at 1.0 EV step) Custom shooting mode C1, C2, C3; Multiple-exposure; HDR
Self Timer: 2, 5, 10; 3/5 shots after 2/5/10 seconds 2, 10 seconds
Time Lapse (intervalometer): No  
High Resolution Composite: 42.4 megapixels No
Flash
Built-in Flash: No No
Flash Modes: Flash off, Auto flash, Fill-flash, Slow Sync., Rear Sync., Hi-speed Sync, Wireless; Red-eye reduction: On/Off n/a
Flash Guide Number (ISO 100): n/a n/a
Flash Range Description: n/a n/a
Max Flash Sync: 1/250 1/250s
Flash Exposure Compensation: +/- 3.0 EV in 0.3EV steps +/- 3.0 EV in 0.3EV steps
External Flash Connection: Multi Interface Hot Shoe, Sync Terminal Hot Shoe
Built-In Wireless Flash Control: No No
Image Storage
Usable Memory Types: MS PRO Duo / SD / SDHC / SDXC SD / SDHC / SDXC / CFexpress
UHS Support: UHS-II UHS-II
Other Memory: Slot1:SD UHS-II; 2:MS/SD UHS-I CFexpress
Dual Card Slots: Yes Yes
RAW Capture Support: Yes Yes
Uncompressed Format: RAW (14-bit ARW 2.3), RAW+JPEG RAW (14 bit); C-RAW; RAW+JPEG; RAW+HEIF; C-RAW+HEIF
Movie File Format: XAVC S / AVCHD 2.0 / MP4; Audio: LPCM / Dolby Digital (AC-3) / MPEG-4 AAC-LC, stereo Video: RAW (CRM); H.265/HEVC; MPEG4 AVC/H.264 Variable (averaged) bit rate; Audio: ALL-I/IPB: Linear PCM/AAC
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: Yes Yes
NFC: Yes No
Bluetooth: Yes Yes
Built-In GPS: No No
Microphone Jack: Yes Yes
Headphone Jack: Yes Yes
External Connections: USB 2.0 High Speed,USB 3.0 Super Speed,Bluetooth,WiFi USB 3.0 Super Speed,Ethernet,Bluetooth,WiFi
PictBridge Compliant: No No
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional via RM-VPR1, USB or Wi-Fi Via Wi-Fi or Bluetooth or optional wired
Connections (extended): USB-C (USB 3.1 Gen 1), Multi-Terminal Micro USB (with remote support), Type-D Micro HDMI, Microphone and Headphone jacks Micro HDMI (Type D), USB-C SuperSpeed USB (USB 3.1 Gen 2), 3.5mm stereo microphone and headphone jacks, remote jack, RJ-45 Ethernet
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): <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): <0.3  
Camera penalizes early shutter press? No
JPEG shooting speed in burst mode (fps, max resolution): 9.9 30.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): 82 150
RAW shooting speed in burst mode (fps): 9.2  
Buffer size for RAW shooting in burst mode (frames): 30  
RAW+JPEG shooting speed in burst mode (fps): 9.1  
Buffer Size for RAW+JPEG shooting in burst mode (frames): 30  
Shutter lag (full AF, wide/mid): 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): 0.105 seconds  
Shutter lag (full AF, with flash):    
Shutter Lag (prefocused): 0.023 seconds  
Shutter Lag (notes): Silent Shooting Mode: Full AF lag = 0.368s, Manual focus = 0.258s, Prefocus = 0.123s  
Startup Time: 1.7 seconds  
Play -> Record Time: 1.4 seconds  
Flash cycle time, full power:    
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 650 shots 760 shots
Battery Life, Still (CIPA Rating OVF/EVF): 530 shots 440 shots
Battery Life, Video: 100 minutes  
Battery Form Factor: Proprietary Proprietary LP-E19
Usable Battery Types: NP-FZ100 Lithium-ion rechargeable LP-E4N compatible
Batteries Included: 1 x Proprietary NP-FZ100 Lithium-ion rechargeable 1 x Proprietary LP-E19 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes Yes
Internal Charging Supported: Yes Yes
Software
Included Software: Capture One Express (for Sony) free download  
OS Compatibility:    
Miscellaneous
Notes & Features: