
Sony ILCE9/B
Brand | Sony 2017 |
Model | ILCE9/B_EDI_8 |
Released Year | 2017 |
Type | Mirrorless Cameras |
Series | Alpha 9 |
Compatible Mountings | Sony E |
Autofocus | Yes |
Photo Sensor Resolution | 24.2 MP |
Video Resolution | 2160p |
File Format | RAW |
Status | Active |
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Overview
The Sony Alpha 9 (ILCE-9/B) is a professional-grade full-frame mirrorless camera introduced in 2017, designed primarily for high-speed, high-precision photography. It features a 24.2-megapixel stacked CMOS sensor combined with a sophisticated BIONZ X image processor, delivering ultra-fast readout speeds and eliminating blackout during continuous shooting. The camera supports continuous shooting at up to 20 frames per second with full autofocus and auto exposure tracking, ideal for sports and wildlife photography. The advanced 693-point phase-detection autofocus system covers approximately 93% of the image area, providing exceptional subject tracking performance. It incorporates 5-axis in-body image stabilization, enhancing sharpness and image quality during handheld shooting. Additionally, it offers 4K video recording with full pixel readout and no pixel binning, catering to videographers seeking high fidelity footage.
Specifications
Sensor | 24.2 MP Full-frame stacked CMOS sensor |
Image Processor | BIONZ X |
ISO Sensitivity | Auto, 100-51200 (expandable to 50-204800) |
Autofocus Points | 693 |
Continuous Shooting | 20 fps |
Image Stabilization | 5-axis in-body stabilization |
Viewfinder | Electronic |
LCD Screen | 3.0 inch 1.44 million-dot tilting touchscreen LCD |
Video Recording | 4K UHD up to 30fps, Full HD 120fps |
Storage Media | Dual SD card slots (UHS-II support) |
Connectivity | Wi-Fi, NFC, USB 3.1, HDMI, microphone input, headphone output |
Battery | NP-FZ100 rechargeable battery |
Dimensions | 126.9 x 95.6 x 63.0 mm |
Weight | Approx. 673 g (body only) |
Build | Magnesium alloy body with weather sealing |
Built-In Media | Battery, Battery Charger, Body Cap, Eyecup, HDMI Cable, Shoulder Strap, Tripod, USB Cable |
Are Batteries Included | Yes |
External-Memory Size | 64 GB |
UPC | 649661769576 |
Item Height | 3.8 inches |
Manufacturer | Sony |
Warranty Description | 90 days limited warranty |
Connectivity Technology | USB |
Wireless Technology | Bluetooth, Wi-Fi |
Video Output | HDMI |
Total Video Out Ports | 1 |
Shooting Modes | [Portrait, Landscape, Sports, Movie, Manual] |
Digital-Still | Yes |
Movie Mode | Yes |
Image Capture Type | Stills & Video |
Auto Focus Technology | Contrast Detection |
Focus Features | Contrast Detection Autofocus |
Focus Type | Auto Focus |
Focus Mode | Continuous-Servo AF (AF-C) |
Autofocus | Yes |
Aspect Ratio | 4:3 |
File Format | RAW |
Effective Still Resolution | 24.2 MP |
JPEG Quality Level | Fine |
Bit Depth | 14 Bit |
Total Still Resolution | 24.2 MP |
Maximum Focal Length | 400 Millimeters |
Lens Type | Telephoto |
Zoom | optical |
Camera Lens | Sony FE 100-400mm f/4.5-5.6 GM OSS Lens |
Minimum Focal Length | 100 Millimeters |
Lens Construction | [Multiple elements and groups] |
Photo Filter Size | 82 Millimeters |
Exposure Control | Program (P), Aperture Priority (Av or A), Shutter Priority (Tv or S), Manual (M), Automatic (Auto) |
White Balance Settings | Auto |
Screen Size | 3 Inches |
Display Type | LCD, OLED |
Display Fixture Type | Tilting |
Touch Screen Type | Capacitive |
Display Resolution Maximum | 24.2 MP |
Has Color Screen | Yes |
Flash Memory Type | SD |
Memory Slots Available | 2 |
Memory Storage Capacity | 64 GB |
Write Speed | Likely in the range of MB/s |
Flash Memory Speed Class | UHS-I Class 10 |
Flash Memory UHS Speed Class | U3 or U1 |
Compatible Mountings | Sony E |
Sensor Type | CMOS |
Image stabilization | 5-Axis |
Expanded ISO Minimum | 102400 |
Photo Sensor Resolution | 24.2 MP |
Photo Sensor Size | Full Frame (35mm) |
Form Factor | Mirrorless |
Special Feature | Image Stabilization |
Item Weight | 11.96 Pounds |
Video Resolution | 2160p |
Camera Flash | no flash |
Skill Level | Professional |
Compatible Devices | Sony E |
Aperture modes | F4.5-F5.6 |
Flash Sync Speed | 1/250 |
Video Capture Format | 4k |
Expanded ISO Maximum | 204800 |
Battery Weight | 0.85 Pounds |
Battery Cell Type | Lithium Ion |
Battery Type | Rechargeable Lithium-Ion Battery |
Processor Description | bionz x |
Water Resistance Level | Waterproof |
Frame Rate | 30 FPS |
Battery Capacity | 2.28 Amp Hours |
Mount Type | Bayonet |
Minimum Aperture | 5.6 |
Warranty Type | 90 days limited warranty |
Crop Factor | 1 |
Images
Key Advantages
The Alpha 9's stacked CMOS sensor and high-speed processing enable blackout-free continuous shooting at an impressive 20fps, vastly superior for capturing fast action. Its 693-point phase-detection autofocus system ensures comprehensive focus coverage and excellent subject tracking accuracy. The inclusion of 5-axis in-body image stabilization aids in delivering sharper images under low light or dynamic conditions. The camera offers an excellent high ISO performance with reduced noise, allowing for better results in dim environments. Robust build quality, including weather sealing, makes it suitable for professional use in challenging environments. Furthermore, the dual SD card slots and extensive connectivity options, including USB 3.1 and HDMI output, support professional workflows and fast data transfer.
Limitations
Despite its cutting-edge performance, the Alpha 9 has a relatively high price point, limiting accessibility for enthusiast photographers. Its 24.2-megapixel resolution, while sufficient for most professional needs, is lower compared to some competitors offering higher resolution sensors. The camera's menu system, while comprehensive, can be complex and requires a learning curve for new users. Battery life, although improved over prior models, may still require additional batteries for extended shooting sessions. The electronic viewfinder, although high resolution, may experience minor lag under extreme shooting conditions. Lastly, the camera lacks a built-in flash, requiring external accessories for flash photography.
FAQ
What sensor does the Sony Alpha 9 use?
The Sony Alpha 9 features a 24.2-megapixel full-frame stacked CMOS sensor.
Does the Alpha 9 have image stabilization?
Yes, it has 5-axis in-body image stabilization to reduce blur from camera shake.
What is the maximum continuous shooting speed of the Alpha 9?
It can shoot continuously at up to 20 frames per second with autofocus and exposure tracking.
Can the Sony Alpha 9 record 4K video?
Yes, it supports 4K UHD video recording with full pixel readout without pixel binning.
Does the camera have dual card slots?
Yes, the Alpha 9 has dual SD card slots compatible with UHS-II cards.
Is the Alpha 9 weather-sealed?
Yes, the camera body is weather-sealed to resist dust and moisture.
What type of viewfinder does the Sony Alpha 9 have?
It includes a 3.68-million-dot electronic OLED viewfinder with 0.78x magnification.
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