• 35mm 847.3mm2
  • 12.1 megapixels
  • ISO 80 - 102,400
  • 35mm 864.0mm2
  • 24.1 megapixels
  • ISO 100 - 102,400
  • Detailed specifications
  • Sony Alpha ILCE-A7S III
  • Canon EOS R3
Links
Prices: Compare Prices  
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor: Sony A7S II
A7S III vs A7S II
 
General
Model Number: A7S III R3
Alternate Model Number(s): ILCE-7SM3  
Camera Format: Compact System Camera Compact System Camera
Currently Manufactured: Yes Yes
Retail Price: $3499.99 $5999.00
Street Price: $3,498.00  
Date Available: 2020-09-01 2021-11-01
Tripod Mount: Yes Yes
Weight: 21.7 oz (614 g)
includes batteries
35.8 oz (1,015 g)
includes batteries
Size: 5.1 x 3.8 x 2.7 in.
(129 x 97 x 70 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: 12.1 24.1
Sensor Format: 35mm 35mm
Sensor size: 847.28mm2 (35.60mm x 23.80mm) 864mm2 (36.00mm x 24.00mm)
Approximate Pixel Pitch: 8.40 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:   Fixed
Self-Cleaning: Yes Yes
Sensor shift image stabilization: Yes Yes
On-Sensor Phase Detect: No Yes
DxO Sensor Score:    
DxO Color Depth Score (bits):    
DxO Dynamic Range Score (evs):    
DxO Maximum Effective ISO Score (iso):    
Image Capture
Image Resolution: 4240 x 2832 (12.0 MP, 3:2),
4240 x 2384 (10.1 MP, 16:9),
2768 x 1848 (5.1 MP, 3:2),
2768 x 1560 (4.3 MP, Other),
2128 x 1416 (3.0 MP, 3:2),
2128 x 1200 (2.6 MP, Other),
12416 x 1856 (23.0 MP, Other),
8192 x 1856 (15.2 MP, Other),
2160 x 5536 (12.0 MP, Other),
2160 x 3872 (8.4 MP, Other)
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 (8-bit), HEIF (10-bit), RAW (14-bit ARW 2.3), RAW+JPEG, RAW+HEIF JPEG (EXIF v2.3); HEIF, RAW (14 bit); C-RAW; RAW+JPEG; RAW+HEIF; C-RAW+HEIF
Continuous-mode frames/second: n/a 30.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 4264x2408 (60p)
3840x2160 (120p/​60p/​50p/​30p/​25p/​24p)
1920x1080 (240p/​120p/​60p/​50p/​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 (Long GOP, H.264 MP4); XAVC HS (Long GOP, H.265 HEVC); XAVC S-I (All-Intra, H.264 MP4) 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; 2x Clear Image Digital Zoom  
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Fast Hybrid 4D AF: 759 points (PDAF), 425 points (contrast-detection AF); Wide (759 points (PDAF), 425 points (CDAF))/Zone/Center/Flexible Spot (S/M/L)/Expanded Flexible Spot/Tracking (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: 0.64" 9.44M-dot QXGA color OLED, 100% coverage, 0.90x magnification, -4.0 to +3.0 diopter, 25mm eyepoint from the eyepiece lens 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: 9,437,184 dots (3,145,728 pixels) 5,760,000 dots (1,920,000 pixels)
Viewfinder Magnification (35mm equivalent): 0.90x 0.76x
Viewfinder Magnification (nominal/claimed): 0.90x  
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 (480,000 px) 4,150,000 dots
Touchscreen: Yes Yes
Articulating Screen: Yes Yes
Tilt Swivel Screen: Yes Yes
Selfie Screen: Yes Yes
Max Playback Zoom: 13.3x 10.0x
Top Deck Display: No Yes
Exposure
Maximum ISO (native): 102400 102400
Minimum ISO (native): 80 100
ISO Settings: Auto, 80 - 102,400, expandable to 40 - 409,600 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 57-step Magenta/Green and 29-step Amber/Blue 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; Creative Look; Slow & Quick Motion; 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):    
High Resolution Composite: No No
Flash
Built-in Flash: No No
Flash Modes: Auto, Fill Flash, Hi-Speed Sync, Off, Rear Sync, Red-Eye Reduction, Slow Sync 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: Enhanced 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 / CFexpress SD / SDHC / SDXC / CFexpress
UHS Support: UHS-I UHS-II
Other Memory: 2x CFexpress Type A+SD UHS-II CFexpress
Dual Card Slots: Yes Yes
RAW Capture Support: Yes Yes
Uncompressed Format: RAW (14-bit ARW 2.3), RAW+JPEG, RAW+HEIF RAW (14 bit); C-RAW; RAW+JPEG; RAW+HEIF; C-RAW+HEIF
Movie File Format: XAVC S (Long GOP, H.264 MP4); XAVC HS (Long GOP, H.265 HEVC); XAVC S-I (All-Intra, H.264 MP4) 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: Yes, via USB or Wi-Fi Via Wi-Fi or Bluetooth or optional wired
Connections (extended): USB-C (USB 3.2 Gen 1, 5Gbps), Multi-Terminal Micro USB (with remote support), Type-A HDMI, 3.5mm 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):    
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):    
Camera penalizes early shutter press?
JPEG shooting speed in burst mode (fps, max resolution):   30.0
Buffer size for JPEG shooting in burst mode (frames, max resolution):   150
RAW shooting speed in burst mode (fps):    
Buffer size for RAW shooting in burst mode (frames):    
RAW+JPEG shooting speed in burst mode (fps):    
Buffer Size for RAW+JPEG shooting in burst mode (frames):    
Shutter lag (full AF, wide/mid):    
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus):    
Shutter lag (full AF, with flash):    
Shutter Lag (prefocused):    
Shutter Lag (notes):    
Startup Time:    
Play -> Record Time:    
Flash cycle time, full power:    
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):   760 shots
Battery Life, Still (CIPA Rating OVF/EVF):   440 shots
Battery Life, Video:    
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: Windows, Mac OS X  
Miscellaneous
Notes & Features: