Review
Mirrorless / CAMERA REFERENCE
a7S
Sony
Catalogue announcement:
01 / TECHNICAL RECORD
Specifications
Catalogue specifications. Source: DPReview historical specification record ↗.
Sensor and files
- Effective pixels
- 12 megapixels
- Sensor size
- Full frame (35.8 x 23.9 mm)
- Sensor type
- CMOS
- Max resolution
- 4240 x 2832
- ISO
- Auto, 100-102400
- Boosted ISO (minimum)
- 50
- Uncompressed format
- RAW
Lens and focus
- Lens mount
- Sony E
- Number of focus points
- 25
- Manual focus
- Yes
- Image stabilization
- No
Exposure and shooting
- Minimum shutter speed
- 30 sec
- Maximum shutter speed
- 1/8000 sec
- Continuous drive
- 5.0 fps
- Exposure compensation
- ±5 (at 1/3 EV, 1/2 EV steps)
- Metering modes
- MultiCenter-weightedSpot
- Aperture priority
- Yes
- Shutter priority
- Yes
- Built-in flash
- No
- External flash
- Yes (via Multi Interface shoe)
- Timelapse recording
- No
Video and audio
- Resolutions
- XAVC S 1080/60p(50Mbps), 30p (50Mbps), 24p (50Mbps). 720 120p (50Mbps). AVCHD 60p (28Mbps), 60i (24Mbps/17Mbps), 24p (24Mbps/17Mbps)
- Format
- MPEG-4, AVCHD, XAVC S
- Microphone
- Stereo
- Microphone port
- Yes
- Headphone port
- Yes
- Speaker
- Mono
Viewfinder and screen
- Viewfinder type
- Electronic
- Viewfinder coverage
- 100%
- Viewfinder magnification
- 0.71×
- Screen size
- 3″
- Screen dots
- 921,000
- Articulated LCD
- Tilting
- Touch screen
- No
Body and connections
- Storage types
- SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo
- Battery description
- NP-FW50 lithium-ion battery and charger
- Battery Life (CIPA)
- 380
- Weight (inc. batteries)
- 489 g (1.08 lb / 17.25 oz)
- Dimensions
- 127 x 94 x 48 mm (5 x 3.7 x 1.89″)
- Environmentally sealed
- Yes
- USB
- USB 2.0 (480 Mbit/sec)
- HDMI
- Yes (micro-HDMI port with 4:2:2 8-bit 4K or 1080 video output)
- Wireless
- Built-In
- Remote control
- Yes (wired)
02 / INDEPENDENT COVERAGE
Reviews and field reports
03 / PROVENANCE
Sources and dates
A catalogue year identifies the year held in the source dataset. Announcement dates and retail months are labelled separately. Specifications can vary by region, firmware and recording mode; use the linked manufacturer documentation for those conditions.
Archive updated 2026-10-04. Archive coverage and dataset credits →