The A7s Mark III is the third generation of a video-oriented version of the A7 camera, featuring high performance video specs. The "S" stands for "sensitive", as in more sensitive to light.
- Sensor:
- 12.1mp Sony full frame BSI CMOS sensor
- Exmor R, copper wired
- 35.6 x 23.8mm
- no AA filter
- five axis image stabilization (5.5 stops CIPA)
- ISP: BIONZ XR (dual chip)
- Mount: Sony NEX (FE-Mount; E-mount compatible)
- Images:
- 4240 x 2832 JPEG, plus 10-bit HEIF
- up to 16-bit ARW raw
- 3:2, 16:9, 4:3, 1:1 aspect ratios
- maximum 10 fps continuous (with focus)
- 1000 frame uncompressed raw buffer with CFe Type A card
- Video:
- UHD (3840x2160 at 120/60/50/30/25/24 fps, 10-bit 4:2:2, no crop
- 1080P 1920x1080 at 240/120/60/50/25/24 fps, 10-bit 4:2:2
- 1.13x crop with Active IS
- XAVC S-I (All-I) up to 600Mbps, XAVC-HS up to 200Mbps
- 28Mbps AVCHD with stereo audio
- Type A HDMI connector
- HDMI port output is uncompressed 16-bit, 4:2:2 color, supports ProRes Raw (requires HDMI 2.1 to an Atomos recorder)
- Timelapse to 1 fps
- Full pixel sampling
- S-Log 2 and S-Log 3 recording
- HLG support
- Shutter:
- mechanical 30 sec to 1/8000 sec, bulb
- rated to 500k cycles
- 1/250 flash sync,
- Exposure:
- multi, center-weighted, spot metering
- -5 to +5EV exposure compensation
- 9 white balance settings (plus Auto and Custom)
- ISO 80-102400 (plus Auto and 40, 204800, 409600)
- Focus:
- 769 phase detect (425 contrast detect) sites
- autofocus works in all video modes
- covers 92% of the image sensor
- autofocus in light down to -6EV (f/2 lens)
- customizable focus shift speeds
- single point, multi-area, face/eye/animal detect, tracking, manual focus override
- Display:
- 3” 1.44m dot
- articulating touch LCD
- Viewfinder:
- 9.44m dot OLED EVF (QXGA equivalent)
- 0.9x magnification
- 25mm eye point
- +3 to -4m diopter
- Flash:
- hot shoe
- red-eye reduction, slow sync, rear sync
- Remote: optional RM-VPR1
- Connectivity:
- Wi-Fi 802.11ac
- Bluetooth 5.0 with NFC
- USB 3.2 Gen 1
- Digital Audio Interface (in hot shoe)
- Other:
- weather-sealed body with passive cooling system
- optional vertical grip
- Cards:
- Dual card slot (multiple formats)
- SD UHS II
- CFexpress Type A
- Battery:
- NP-FZ100
- 600 shots CIPA with EVF
- 95 minutes shooting video
- charge or power via USB
- Size and weight:
- 5.1" (128.9mm) wide
- 3.8" (96.9mm) tall
- 3.2" (80.8mm) deep
- 24.7 ounces (699g with battery)
- Price: US$3499 body only
- Current Firmware: version 2.11 (September 2022)
- Announced: July 28, 2020
Sony FE lenses for this camera
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