Sony A7 III image

Sony A7 III

Quick information
Brand Sony 2018
Model SONY ALPHA A7 III
Released Year 2018
Type Mirrorless Cameras
Series Alpha
Color Black
Compatible Mountings Sony Alpha, Sony E
Autofocus Yes
Photo Sensor Resolution 24 MP
Video Resolution 1080p, 4K DCI 2160p
Optical Zoom 2.5 x
File Format JPEG, RAW
Status Active
Quick view

Overview

The Sony Alpha A7 III is a full-frame mirrorless camera that features a 24.2-megapixel Exmor R BSI CMOS sensor, providing exceptional image quality with improved sensitivity and low noise performance. It incorporates the BIONZ X image processor that enables fast processing speeds and enhanced detail reproduction. The camera supports 4K UHD video recording with full pixel readout and no pixel binning, delivering high-resolution footage. Equipped with a 693-point phase-detection autofocus system covering 93% of the image area, it ensures fast and precise focusing. The 5-axis in-body image stabilization compensates for various types of camera shake, improving handheld shooting stability. Additionally, the A7 III has a high-resolution 2.36-million-dot OLED electronic viewfinder and a tilting touchscreen LCD for flexible composition.

The camera’s ISO range of 100-51200 (expandable to 50-204800) allows for excellent low-light performance. Its continuous shooting speed reaches up to 10 frames per second with AF/AE tracking, suitable for action photography. The inclusion of dual SD card slots supports simultaneous or relay recording, meeting professional storage needs. Furthermore, the camera supports advanced connectivity options such as USB 3.1, Wi-Fi, and NFC, making image transfer and remote control easier.

Specifications

Built-In Media Battery, Body Cap, Eyecup, Neck Strap, SD Card, Shoe Cap, Shoulder Strap, Tripod, USB Cable
Are Batteries Included Yes
External-Memory Size 32 GB
Series Number 7
UPC 614385395479
Item Height 3.8 inches
Manufacturer Sony intl
Unit Count 1 Count
Warranty Description 1 Yerar Seller Supplied
Metering Methods Center Weighted
Exposure Control manual-and-automatic
White Balance Settings Auto
Self Timer 10 Seconds
Screen Size 3 Inches
Display Type LCD
Dots Per Screen 350
Display Fixture Type Fixed
Touch Screen Type Adaptive
Display Resolution Maximum 24 MP
Has Color Screen Yes
Flash Memory Type SD
Memory Slots Available 1
Memory Storage Capacity 512 GB
Write Speed 6-90 MB/s
Flash Memory Speed Class 10
Flash Memory UHS Speed Class U1 or higher
Flash Memory Video Speed Class 1
Flash Memory Bus Interface Type UHS-I
Flash Memory Supported Size Maximum 128 GB
Flash Memory Installed Size 32 GB
Aspect Ratio 16:9
File Format JPEG, RAW
Effective Still Resolution 24 MP
JPEG Quality Level Basic, Fine, Normal
Supported Image Format RAW
Total Still Resolution 24 MP
Maximum Focal Length 70 Millimeters
Optical Zoom 2.5 x
Lens Type Zoom
Zoom Optical Zoom
Camera Lens 28-70
Minimum Focal Length 28 Millimeters
Real Angle Of View 74 Degrees
Focal Length Description 28-70
Number of Diaphragm Blades 7
Lens Construction [Complex]
Photo Filter Size 55 Millimeters
Connectivity Technology USB
Wireless Technology Wi-Fi
Video Output HDMI
Total USB 2.0 Ports 1
Total USB Ports 1
Total Video Out Ports 1
Shooting Modes ['Manual', 'Automatic', 'Shutter Priority', 'Landscape']
Digital Scene Transition zoom
Digital-Still No
Movie Mode Yes
Image Capture Type Video
Night vision No
Auto Focus Technology Contrast Detection, Phase Detection
Focus Features autofocus self-illumination light
Autofocus Points 693 phase-detection points + 425 contrast-detection points
Focus Type manual-and-auto
Focus Mode Automatic AF (AF-A)
Autofocus Yes
Compatible Mountings Sony Alpha, Sony E
Sensor Type aps-c
Image stabilization Hybrid, Optical
Maximum Aperture 3.5 f
Expanded ISO Minimum 50
Photo Sensor Resolution 24 MP
Photo Sensor Size Full Frame (35mm)
Minimum Shutter Speed 30 Seconds
Form Factor Mirrorless
Special Feature Image Stabilization
Color Black
Item Weight 1.4 Pounds
Video Resolution 1080p, 4K DCI 2160p
Viewfinder 2.36-million-dot OLED electronic viewfinder
Flash Modes Automatic
Camera Flash Auto
Skill Level Professional
Specific Uses For Product Photography, Videography
Compatible Devices Sony E, Sony Alpha
Continuous Shooting Up to 10 fps with AF/AE tracking
Aperture modes F3.5–F5.6
Audio Input Built-in microphone (stereo)
Flash Sync Speed 125 or 200
Video Capture Format 4k
Expanded ISO Maximum 204800
Battery Weight 30 Grams
Audio Output Type 1
Battery Cell Type Lithium Ion
Guide Number 50
Battery Type Lithium Ion
Camera Type Full-frame Mirrorless Camera
Sensor 24.2MP Full-frame Exmor R BSI CMOS
Image Processor BIONZ X
ISO Range 100-51200 (expandable to 50-204800)
Image Stabilization 5-axis In-body Image Stabilization
Video Recording 4K UHD (3840 x 2160) up to 30p
LCD Screen 3.0-inch 922k-dot tilting touchscreen LCD
Storage Media Dual SD card slots (UHS-II supported)
Battery Life Approx. 710 shots (CIPA)
Connectivity USB 3.1, Wi-Fi, NFC, HDMI
Dimensions 126.9 x 95.6 x 73.7 mm
Weight Approximately 650 grams (with battery and card)
Flash No built-in flash (external flash support)

Key Advantages

The Sony Alpha A7 III excels with its high-resolution BSI sensor and powerful BIONZ X processor resulting in excellent image quality and dynamic range. Its wide and fast hybrid AF system ensures reliable and accurate autofocus performance. The 5-axis in-body stabilization effectively reduces blur and allows for sharper handheld shots. 4K video recording capabilities with full pixel readout deliver detailed videography options. Dual card slots provide enhanced storage management and redundancy. Its extensive battery life and advanced build quality make it well suited for professional and enthusiast photographers alike.

Limitations

While the A7 III offers excellent performance, its menu system can be complex and intimidating for newcomers. The buffer depth while shooting RAW at high FPS is limited, potentially slowing continuous burst shooting. The camera lacks a built-in flash, requiring external units for additional lighting. The autofocus in very low light can sometimes be slower compared to higher-end models. Some users may find the touchscreen functionality limited as it lacks full menu navigation. Additionally, the rear LCD does not fully articulate, restricting some shooting angles.

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