Sony A7S II image

Sony A7S II

Quick information
Brand Sony 2015
Model ILCE7SM2/B
Released Year 2015
Type Mirrorless Cameras
Series Alpha 7
Color Black
Compatible Mountings Sony E
Autofocus Yes
Photo Sensor Resolution 12.2 MP
Video resolution 4K UHD 3840x2160 up to 30fps
Video Resolution FHD 1080p
Optical Zoom
  • 3 x
  • 1 x
File Format
  • XAVC
  • JPEG
  • RAW
Status Discontinued
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Overview

The Sony A7S II (ILCE7SM2/B) is a full-frame mirrorless camera introduced in 2015. It features a 12.2MP Exmor CMOS sensor optimized for outstanding low-light sensitivity and high ISO performance. The camera supports internal 4K video recording with full pixel readout and no pixel binning for improved image quality. It includes 5-axis image stabilization to reduce blurring and enhance sharpness during handheld shooting. The autofocus system is fast and accurate, providing reliable subject tracking for both photo and video. Its robust build includes weather-sealing and a high-resolution OLED electronic viewfinder for clear framing.

Specifications

Are Batteries Included
  • Yes
  • No
UPC
  • 810151893471
  • 800265777095
Manufacturer Sony
Screen Size 3 Inches
Display Type LCD
Flash Memory Type
  • SD, SDXC
  • SDXC
Memory Storage Capacity 64 GB
Auto Focus Technology Contrast Detection
Aspect Ratio
  • 4:3
  • Unknown
File Format
  • XAVC
  • JPEG
  • RAW
Effective Still Resolution
  • 12 MP
  • 12.2 MP
Total Still Resolution
  • 12 MP
  • 12.2 MP
Maximum Focal Length
  • 70 Millimeters
  • 35 Millimeters
Optical Zoom
  • 3 x
  • 1 x
Camera Lens
  • Sony FE 24-70mm f/2.8 GM Lens: A high-quality, versatile G Master lens with a 24-70mm focal length range, offering excellent sharpness and low light performance.
  • 35 Mm
Connectivity Technology USB
Total Video Out Ports
  • 1
  • 2
Shooting Modes
  • Automatic, Movie
  • Manual
  • Landscape
  • Sports
  • Movie
Digital-Still Yes
Movie Mode Yes
Image Capture Type Stills & Video
Compatible Mountings Sony E
Sensor Type CMOS
Image stabilization 5-axis in-body stabilization
Photo Sensor Resolution 12.2 MP
Form Factor Mirrorless
Item Weight
  • 6.48 Pounds
  • 2.19 Pounds
Viewfinder 0.5-inch 2.36M-dot OLED electronic viewfinder
Camera Flash no flash
Skill Level Professional
Continuous Shooting
  • 5 fps
  • 5
Aperture modes
  • F2.8
  • F2.8-F5.6
Video Capture Format
  • MPEG-4
  • XAVC
Expanded ISO Maximum 409600
Frame Rate
  • 30, 120
  • 30 fps
  • 120 fps
Crop Factor 1
Sensor type 12.2MP Full-frame Exmor CMOS
ISO sensitivity ISO 100–102400 (expandable to 50–409600)
Video resolution 4K UHD 3840x2160 up to 30fps
Battery life Approx. 310 shots per charge (CIPA standard)
Age Range Description Adult
Series Number 2
Item Height 5.67 inches
Warranty Description 90 days limited warranty
Metering Methods Average
Exposure Control Automatic, Manual
White Balance Settings Auto
Dots Per Screen 229.6 dpi
Display Resolution Maximum 12.2 MP
Has Color Screen Yes
Write Speed 5 fps
Flash Memory Speed Class C10
Flash Memory Bus Interface Type UHS-I
Focus Features Hybrid
Autofocus Points 693
Focus Type Auto Focus
Focus Mode Single-Servo AF (AF-S)
Autofocus Yes
JPEG Quality Level Fine
Bit Depth 12 Bit
Lens Type Standard Zoom
Zoom Optical Zoom
Minimum Focal Length 35 Millimeters
Real Angle Of View 43.6 Degrees
Digital Zoom 4 x
Number of Diaphragm Blades 11
Wireless Technology nfcWi-Fi
Video Output HDMI
Total USB 2.0 Ports 2
Total USB 3.0 Ports 2
Total USB Ports 2
Night vision No
Maximum Aperture 3.5 Millimeters
Expanded ISO Minimum 50
Photo Sensor Size Full Frame (35mm)
Maximum Shutter Speed 1/250 Seconds
Minimum Shutter Speed 1/8000 Seconds
Special Feature image-stabilization
Color Black
Video Resolution FHD 1080p
Specific Uses For Product Videography
Compatible Devices Computers, TVs, monitors, external storage devices
Viewfinder Magnification 0.78x
Battery Weight 22 Grams
Battery Cell Type Lithium Ion
Battery Type Sony NP-FW50
Processor Description bionz x
Water Resistance Level Not Water Resistant

Key Advantages

The A7S II excels in low-light situations due to its large pixel size and high ISO sensitivity, making it ideal for night and event photography. The internal 4K video capture offers professional-grade video capabilities without requiring external recorders. 5-axis image stabilization ensures sharp images and smooth video footage even when shooting handheld. Compact and lightweight, it allows for greater mobility compared to traditional DSLR cameras. Fast autofocus and reliable subject tracking improve the shooting experience across diverse scenarios. Additionally, the camera body features durable weather-sealing suitable for challenging environments.

Limitations

The 12.2MP resolution may be insufficient for photographers requiring very high detail or large print sizes. Its autofocus performance, while good, may lag behind newer mirrorless cameras with advanced AF technology. Battery life is relatively short compared to DSLRs, necessitating spare batteries for extended shoots. The menu system can be complex and less intuitive for new users. The camera lacks certain modern connectivity options such as built-in GPS. It was discontinued in favor of more recent models offering higher resolution and improved features.

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