12.2MP full-frame sensor for low light & wide dynamic range
Full-frame 4K movie recording w/ full pixel readout & no pixel binning
High ISO up to 409,600 w/ fast 169-point AF in light as low as EV -4
5-axis in-body image stabilization benefits every lens
120P Full HD 1920x1080 high-frame rate video for 5x slow motion
Supports Picture Profiles, S-Gamut3.Cine/S-Log3
Sony Alpha a7S II
Expand your expressive freedom. Meet the a7S II — with ultra-high sensitivity, wide dynamic range, internal 4K movie recording and superior shooting stability.
Supreme light sensitivity Sensitivity to ISO 409600 and wide dynamic range refine stills/movies.
5-axis optical image stabilization Ensures stable expression of stills and movies using various lenses.
High-quality 4K movie recording Expansive power to express images of fine details with less moiré, jaggies and noise is evident in movies that the a7S II can record internally in 4K full-frame format.
169-point Fast Intelligent AF This fast, accurate AF system performs reliably in light as low as EV (Exposure Value) -4.
Pro-level movie functions Advanced features such as S-Gamut3.Cine/S-Log3 and 120fps Full HD recording.
More dynamic detail Ultra-high sensitivity, extra-wide dynamic range and improved image processing algorithm deliver high-quality images with spectacular details.
35 mm Exmor® CMOS sensor 12.2 megapixels, wide ISO and dynamic ranges, and advanced light capture for subtler gradation.
BIONZ X™ image processing engine Advanced algorithm realizes extra-fine detail with minimal noise in producing stills and movies.
Lens Compatibility
Sony E-mount lenses
Lens Mount
Sony E-mount lenses
Camera Type
Interchangeable Lens Digital Mirrorless Camera
Sensor
35mm full frame Exmor CMOS sensor (35.8 x 23.9mm) Pixels: Actual: 12.4 Megapixel Effective: 12.2 Megapixel
Max Resolution
4240 x 2832
Aspect Ratio
3:2, 16:9
Aspect Ratio
3:2, 16:9
File Formats
Still Images: JPEG, RAW Movies: AVCHD Ver. 2.0, MP4, MPEG-4 AVC/H.264, XAVC S Audio: AAC LC, AC3, Dolby Digital 2ch, Linear PCM (Stereo)
Bit Depth
14-bit
Dust Reduction System
Yes
Memory Card Type
SD, SDHC, SDXC, Memory Stick PRO Duo (High Speed), Memory Stick PRO HG-Duo
Image Stabilization
Sensor-Shift, 5-Way
Video Recording
NTSC/PAL
Video Resolution
3840 x 2160: 30 fps, 24 fps, 25 fps 1920 x 1080: 120 fps, 100 fps 1920 x 1080: 60 fps, 50 fps, 30 fps, 25 fps, 24 fps
Video Format: 4K - XAVC S
3840 x 2160p / 29.97 fps (100 Mbps) 3840 x 2160p / 29.97 fps (60 Mbps) 3840 x 2160p / 23.98 fps (100 Mbps) 3840 x 2160p / 23.98 fps (60 Mbps) 3840 x 2160p / 25 fps (100 Mbps) 3840 x 2160p / 23.98 fps (60 Mbps) 3840 x 2160p / 25 fps (100 Mbps) 3840 x 2160p / 25 fps (60 Mbps)
Video Format: High Definition - XAVC S
1920 x 1080p / 120 fps (100 Mbps) 1920 x 1080p / 100 fps (100 Mbps) 1920 x 1080p / 120 fps (60 Mbps) 1920 x 1080p / 100 fps (60 Mbps) 1920 x 1080p / 59.94 fps (50 Mbps) 1920 x 1080p / 29.97 fps (50 Mbps) 1920 x 1080p / 23.98 fps (50 Mbps) 1920 x 1080p / 50 fps (50 Mbps) 1920 x 1080p / 25 fps (50 Mbps)
Video Format: High Definition - AVCHD
1920 x 1080p / 59.94 fps (28 Mbps) 1920 x 1080i / 59.94 fps (24 Mbps) 1920 x 1080i / 59.94 fps (17 Mbps) 1920 x 1080p / 23.98 fps (24 Mbps) 1920 x 1080p / 23.98 fps (17 Mbps) 1920 x 1080p / 50 fps (28 Mbps) 1920 x 1080i / 50 fps (24 Mbps) 1920 x 1080i / 50 fps (17 Mbps) 1920 x 1080p / 25 fps (24 Mbps) 1920 x 1080p / 25 fps (17 Mbps)
Video Format: High Definition - MP4
1920 x 1080p / 60 fps (28 Mbps) 1920 x 1080p / 29.97 fps (16 Mbps) 1280 x 720p / 29.97 fps (6 Mbps) 1920 x 1080p / 50 fps (28 Mbps) 1920 x 1080p / 25 fps (16 Mbps) 1280 x 720p / 25 fps (6 Mbps)
Video Clip Length
Up to 29 Min 59 Sec
Audio Recording
Built-in Mic: With Video, Stereo Optional External Mic: With Video, Stereo + Mono
ISO Sensitivity
Auto, 100-102400 (Extended Mode: 50-409600)
Shutter
Type: Electronic Mechanical Speed: 30 - 1/8000 second
Metering Method
Center-weighted average metering, Multiple, Spot metering
Exposure Modes
Aperture Priority, Auto, Intelligent Auto, Manual, Movie, Programmed Auto, Scene Selection, Shutter Priority, Superior Auto, Sweep Panorama
Metering Range
EV -3.0 - EV 20.0
Compensation
-5 EV to +5 EV (in 1/3 or 1/2 EV steps)
White Balance Modes
Auto, Cloudy, Color Temperature, Color Temperature Filter, Custom, Daylight, Flash, Fluorescent (Cool White), Fluorescent (Day White), Fluorescent (Daylight), Fluorescent (Warm White), Incandescent, Shade, Underwater
Burst Rate
Up to 5 fps at 12.2 MP for up to 200 frames Up to 2.5 fps at 12.2 MP for up to 200 frames
Focus Type
Auto Manual
Focus Mode
Continuous-servo AF (C), Direct Manual Focus (DMF), Manual Focus (M), Single-servo AF (S
Autofocus Points
Contrast Detection:169
Flash
Flash Modes: Auto, Fill-in, Hi-Speed Sync, Off, Rear Sync, Red-eye Reduction, Slow Sync, Wireless Built-in Flash: No Max Sync Speed: 1 / 250 seconds Flash Compensation: -3 EV to +3 EV (in 1/3 or 1/2 EV steps) External Flash Connection: Hot Shoe
