Sony A7S II
| Brand | Sony 2015 |
| Model | ILCE7SM2/B |
| Released Year | 2015 |
| Type | Mirrorless Cameras |
| Series | Alpha 7 |
| Compatible Mountings | Sony E |
| Photo Sensor Resolution | 12.2 MP |
| Video resolution | 4K UHD 3840x2160 up to 30fps |
| Optical Zoom | 3 x |
| File Format | XAVC |
| 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 |
| UPC | 810151893471 |
| Manufacturer | Sony |
| Screen Size | 3 Inches |
| Display Type | LCD |
| Flash Memory Type | SD, SDXC |
| Memory Storage Capacity | 64 GB |
| Auto Focus Technology | Contrast Detection |
| Aspect Ratio | 4:3 |
| File Format | XAVC |
| Effective Still Resolution | 12 MP |
| Total Still Resolution | 12 MP |
| Maximum Focal Length | 70 Millimeters |
| Optical Zoom | 3 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. |
| Connectivity Technology | USB |
| Total Video Out Ports | 1 |
| Shooting Modes | Automatic, 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 |
| Viewfinder | 0.5-inch 2.36M-dot OLED electronic viewfinder |
| Camera Flash | no flash |
| Skill Level | Professional |
| Continuous Shooting | 5 fps |
| Aperture modes | F2.8 |
| Video Capture Format | MPEG-4 |
| Expanded ISO Maximum | 409600 |
| Frame Rate | 30, 120 |
| 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) |
Images
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.
FAQ
What sensor does the Sony A7S II use?
It uses a 12.2MP full-frame Exmor CMOS sensor optimized for low-light performance.
Does the Sony A7S II support 4K video recording?
Yes, it supports internal 4K video recording with full pixel readout.
Is the Sony A7S II suitable for low-light photography?
Absolutely. Its sensor and high ISO capabilities make it excellent for low-light conditions.
Does the camera have image stabilization?
Yes, it has 5-axis in-body image stabilization to reduce blur caused by camera shake.
When was the Sony A7S II released?
Sony released the A7S II in 2015.
Is the Sony A7S II still in production?
No, it has been discontinued and replaced by newer models.
What type of autofocus system does the A7S II have?
It features a fast hybrid autofocus system with phase-detection and contrast detection points for accurate focusing.
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