Sony Alpha a9

The mirrorless game changer for professional sports

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82/100
CAMERA SCORE
Features 18
Performance 19
Durability 16
Price 10
Usability 19
Brand Sony
Model ILCE-9

Key Features

SENSOR 24.2MP Full-frame Stacked CMOS sensor
PROCESSOR BIONZ X image processor with front-end LSI
AUTOFOCUS 693-point focal-plane phase-detection AF with Real-time Eye AF
PHASE DETECTION 93% frame coverage with 60 AF/AE tracking calculations per second
VIDEO 4K UHD at 30p, 100Mbps, full pixel readout without binning
STABILIZATION 5-axis In-Body Image Stabilization (IBIS) with 5 stops compensation
BURST RATE 20 fps continuous shooting with blackout-free EVF
VIEWFINDER 3.69m-dot Quad-VGA OLED Tru-Finder with 120fps refresh
DISPLAY 3.0-inch 1.44m-dot tilting touchscreen LCD
CONNECTIVITY Wi-Fi, Bluetooth, Ethernet port, USB 2.0, HDMI, mic/headphone ports
MEMORY CARD Dual SD card slots (Slot 1 UHS-II, Slot 2 UHS-I)
WEATHER SEALING Magnesium alloy chassis with dust and moisture resistance
BATTERY LIFE Approx. 480 shots per charge (CIPA) using NP-FZ100

The Most Important Buttons & Dials — Sony Alpha a9

Control / Button / Dial Status Note
Shutter-release Button ✓ Present
Mode Dial ✓ Present
+/- EV (Exposure Compensation) Button ✓ Present
Dedicated ISO Button ✓ Present
Dedicated Aperture Dial / Ring ~ Limited Lens dependent
Dedicated Shutter Speed Dial ✓ Present
AF-ON Button ✓ Present
Main Command Dial ✓ Present
Sub-Command Dial ✓ Present
Function (Fn) Buttons ✓ Present
Joystick / Multi-selector ✓ Present
AF-assist / Self-timer Lamp ✓ Present
Monitor Mode Button ✓ Present
Video Record Button ✓ Present
Drive Mode Control ✓ Present

How-to Use Sony Alpha a9

Welcome to the How-to section of the camera. In this Light & Composition University website, each page for a camera has a how-to section and a section for learning. Simply because the buttons and the controls of each camera is located in different places that not only varies for brands but in each model. How-to section help you operate your camera, however, if you are interested to learn photography, not only you need to know how your camera works, but also you must know what you can change and why you do that to get better photo. Click the “Learn” or scroll down.

Sony Alpha a9 Exposure Indicators

Optimal exposure Underexposed by 1/3 EV Overexposed by over 2 EV
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The key to the photography is light, and it’s the exposure indicators, where you see how much light your camera sensor sees. These indicators both in monitor and viewfinder show whether the photograph would be under or over-exposed at the current setting. The amount of under or overexposure is shown in increments of 1/3 EV.

Learn & Master Photography with Sony Alpha a9

For over a decade, we have been teaching photography following a university standard. No one does it better than us. We have a selection of courses, diplomas, graduate and post-graduate programs, as well as some of our best-selling university press publications, to guide you in the best possible way for your camera. Enroll in the fundamentals and then move to the genres you want to master.

Technical Specification

Sensor 24.2MP Full-frame Stacked CMOS
Resolution 6000 x 4000
ISO Range 100-51200 (expandable to 50-204800)
Autofocus 693-point Phase Detection
Shutter Speed 1/8000 to 30 sec (Electronic shutter up to 1/32000)
Burst Rate 20 fps
Video 4K 30p / 1080p 120p
Stabilization 5-axis In-Body
Viewfinder 0.5-inch OLED, 3.69M dots
LCD 3.0-inch Tilting Touchscreen
Memory Card Dual SD (1x UHS-II, 1x UHS-I)
Connectivity Wi-Fi, Bluetooth, Ethernet, USB 2.0, HDMI
Battery Life 480 shots
Weight 673g
Dimensions 126.9 x 95.6 x 63.0 mm