• 35mm 847.3mm2
  • 12.2 megapixels
  • ISO 100 - 102,400
  • 35mm 861.6mm2
  • 42.4 megapixels
  • ISO 100 - 32,000
  • Detailed specifications
  • Sony Alpha ILCE-A7S
  • Sony Alpha ILCE-A7R III
Links
Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:   Sony A7R II
A7R II vs A7R III
Successor: Sony A7S II
A7S vs A7S II
Sony A7R IV
A7R III vs A7R IV
General
Model Number: A7S A7R III
Alternate Model Number(s): ILCE-7S ILCE-7RM3
Camera Format: Compact System Camera Compact System Camera
Currently Manufactured: Yes Yes
Retail Price: $2499.99 $3200.00
Street Price: $1,998.00 $2,798.00
Date Available: 2014-07-08 2017-11-30
Tripod Mount: Yes Yes
Weight: 17.9 oz (507 g)
includes batteries
23.2 oz (657 g)
includes batteries
Size: 5.0 x 3.7 x 1.9 in.
(127 x 94 x 48 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: Sony Sony
Effective Megapixels: 12.2 42.4
Sensor Format: 35mm 35mm
Sensor size: 847.28mm2 (35.60mm x 23.80mm) 861.6mm2 (35.90mm x 24.00mm)
Approximate Pixel Pitch: 8.40 microns 4.51 microns
Focal Length Multiplier: 1.0x 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: No Yes
DxO Sensor Score: 87 100
DxO Color Depth Score (bits): 23.9 26.0
DxO Dynamic Range Score (evs): 13.2 14.7
DxO Maximum Effective ISO Score (iso): 3,702 3,523
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)
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, RAW (14-bit ARW 2.3), RAW+JPEG JPEG, RAW (14-bit ARW 2.3), RAW+JPEG
Continuous-mode frames/second: 5.0 9.9
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (60p/​60i/​50p/​50i/​30p/​25p/​24p)
1280x720 (120p/​100p)
1440x1080 (30p/​25p)
640x480 (30p/​25p)
3840x2160 (30p/​25p/​24p)
1920x1080 (120p/​100p/​60p/​60i/​50p/​50i/​30p/​25p/​24p)
Movie File Format: XAVC-S, AVCHD 2.0, MP4 with stereo sound 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: Sony E Sony E
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 Yes
Digital Zoom Values: Up to 4x; 2x Clear Image Digital Zoom Up to 4x; up to 2x Clear Image Digital Zoom
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: 25-point contrast-detect AF: Wide (25 points), Center-weighted, Flexible Spot (S/M/L), Zone 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: EVF / LCD EVF / LCD
Viewfinder Type: EVF: 0.5-inch (1.30cm) 2.4M-dot XGA color OLED, 100% coverage, 0.71x magnification, -4.0 to +3.0 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: Yes Yes
EVF Resolution: 2,359,296 dots (786,432 pixels) 3,686,400 dots (1,228,800 pixels)
Viewfinder Magnification (35mm equivalent): 0.71x 0.78x
Viewfinder Magnification (nominal/claimed): 0.71x 0.78x
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 921,600 dots (307,200 px) 1,440,000 dots (360,000 px)
Touchscreen: No Yes
Articulating Screen: Yes Yes
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 13.3x  
Top Deck Display: No No
Exposure
Maximum ISO (native): 102400 32000
Minimum ISO (native): 100 100
ISO Settings: Auto, 100 - 102,400, expandable to 50 - 409,600 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, Incandescent, Fluorescent (4 settings), Flash, Custom, Color Temp./ Filter (2500-9900K with 15-step Magenta/Green compensation), Underwater 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: 1/8000 - 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: 1200-zone Evaluative Multi-segment, Center-weighted, Spot 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: Scene Modes: Portrait, Landscape, Macro, Sports Action, Sunset, Night Portrait, Night Scene, Hand-held Twilight, Anti Motion Blur; Sweep Panorama; Picture Effect: Posterization (Color, B/W), Pop Color, Retro Photo, Partial Color (R, G, B, Y), High Contrast Monochrome, Toy Camera, Soft Highkey, Soft Focus, HDR Painting, Rich-tone Monochrome, Miniature, Watercolor, Illustration; Dynamic Range Optimizer (Auto/Level (1-5)), Auto High Dynamic Range: Auto Exposure Difference, Exposure Difference Level (1.0-6.0 EV, 1.0 EV step) 3 Custom Settings; HDR: Auto Exposure Difference, Exposure difference Level (1-6 EV at 1.0 EV step)
Self Timer: 2 or 10; 3/5 shots after 10 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: No No
Flash Modes: Flash off, Auto flash, Fill-flash, Slow Sync., Rear Sync., Hi-speed Sync, Wireless; Red-eye reduction: On/Off Flash off, Auto flash, Fill-flash, Slow Sync., Rear Sync., Hi-speed Sync, Wireless; Red-eye reduction: On/Off
Flash Guide Number (ISO 100): n/a n/a
Flash Range Description: n/a n/a
Max Flash Sync: 1/250 1/250
Flash Exposure Compensation: +/- 3.0 EV in 0.3EV steps +/- 3.0 EV in 0.3EV steps
External Flash Connection: Multi Interface Hot shoe Multi Interface Hot Shoe, Sync Terminal
Built-In Wireless Flash Control:   No
Image Storage
Usable Memory Types: MS PRO Duo / SD / SDHC / SDXC MS PRO Duo / SD / SDHC / SDXC
UHS Support: UHS-I 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: RAW (14-bit ARW 2.3), RAW+JPEG RAW (14-bit ARW 2.3), RAW+JPEG
Movie File Format: XAVC-S, AVCHD 2.0, MP4 with stereo sound 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: Yes Yes
External Connections: USB 2.0 High Speed,WiFi USB 2.0 High Speed,USB 3.0 Super Speed,Bluetooth,WiFi
PictBridge Compliant: No No
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Yes, via USB or Wi-Fi Optional via RM-VPR1, USB or Wi-Fi
Connections (extended): Micro HDMI (Type-D), Multi Micro USB connector, Stereo microphone jack (3.5mm), Stereo headphone jack (3.5mm) 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): 0.53 <0.3
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.57  
Buffer size for RAW shooting in single shot mode (frames): Unlimited  
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): 0.52 <0.3
Camera penalizes early shutter press? No No
JPEG shooting speed in burst mode (fps, max resolution): 5.0 9.9
Buffer size for JPEG shooting in burst mode (frames, max resolution): 62 82
RAW shooting speed in burst mode (fps): 5.0 9.2
Buffer size for RAW shooting in burst mode (frames): 39 30
RAW+JPEG shooting speed in burst mode (fps): 5.0 9.1
Buffer Size for RAW+JPEG shooting in burst mode (frames): 28 30
Shutter lag (full AF, wide/mid): 0.18 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): 0.129 seconds 0.105 seconds
Shutter lag (full AF, with flash):    
Shutter Lag (prefocused): 0.024 seconds 0.023 seconds
Shutter Lag (notes): Full AF lag, Multi-area AF mode = 0.183s Silent Shooting Mode: Full AF lag = 0.368s, Manual focus = 0.258s, Prefocus = 0.123s
Startup Time: 2.0 seconds 1.7 seconds
Play -> Record Time: 0.5 seconds 1.4 seconds
Flash cycle time, full power:    
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 380 shots 650 shots
Battery Life, Still (CIPA Rating OVF/EVF): 320 shots 530 shots
Battery Life, Video:   100 minutes
Battery Form Factor: Proprietary NP-FW50 Proprietary
Usable Battery Types: Lithium-ion rechargeable NP-FZ100 Lithium-ion rechargeable
Batteries Included: 2 x Proprietary NP-FW50 Lithium-ion rechargeable 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: Yes Yes
Software
Included Software:   Capture One Express (for Sony) free download
OS Compatibility:    
Miscellaneous
Notes & Features: 720p (1,280 x 720 pixel) video can be recorded at 120fps with an APS-C sensor crop. Can't record 4K video internally, but can output uncompressed 3,840 x 2,160 pixel 4K video over the HDMI port for recording on an external device. Can also output uncompressed Full HD (1,920 x 1,080 pixel) video. Can shoot still images at 5.0 fps in Speed Priority Continuous mode, or 2.5 fps otherwise. Battery life figure of 380 shots is for LCD monitor. Using electronic viewfinder, battery life falls to 320 shots.