Hi Camera Lovers 👋 If you buy a camera through our referral links, you support our site at no cost to you 😉 Full info here.

Sony a7 III Specs and Scores

Storage & Battery
Sony a7 III
a7 III
Refers to the year this camera was officially made available for sale.
Announcement Date
Refers to the date the manufacturer publicly announced the upcoming release and general specs of this camera.
February 27, 2018
Camera Type
Camera Size
Camera Weight

The Sony a7 III scores an impressive 81 in our evaluation. Announced on February 27th, 2018, this mirrorless camera entered the market at a launch price of $2000. With dimensions of 127 x 96 x 74mm and a weight of 650g (1.43lbs), the a7 III has maintained its relevancy in today’s competitive camera market. Its specs offer great value for photographers seeking a reliable and user-friendly device. The Sony a7 III continues to be a solid choice for those looking to invest in a high-quality camera.

Sony a7 III Overview and Optics

The Sony a7 III receives an optics score of 81/100. This camera features 24.2 megapixels, a shooting speed of 10 frames per second, and a CMOS sensor type. It is equipped with a Bionz X processor and has a DXOMARK score of 96 for the sensor. The sensor size is full frame, and the lens mount is Sony FE. Additionally, the camera includes image stabilization and an aspect ratio of 3:2.

In today’s market, the Sony a7 III holds a strong position due to its impressive specifications. The 24.2-megapixel sensor and 10 fps shooting speed provide high-quality images and fast performance. The full-frame sensor size and Sony FE lens mount offer compatibility with a wide range of lenses, allowing for versatility in various shooting situations.

The image stabilization feature ensures steady shots, even in challenging conditions, making the Sony a7 III a reliable option for those seeking a high-performing camera.

The higher the number of megapixels, the more detail the cameras sensor can capture.
24.2 MP
Image Resolution
Image resolution is measured in pixels and megapixels, width by height. The higher the number, the higher its resolution.
6000 x 4000 px
Sensor Type
The camera sensor captures light and records the image. Sensors vary in physical size, the number of pixels, and quality.
Sensor Size
The sensor size contributes to the overall quality as well as the dynamic and tonal range a camera can capture. As a rule of thumb, the more surface there is to read the light, the more information it will capture.
23.8 x 35.6 mm
Sensor Format
Refers to the most commonly used sensor sizes.
Full Frame
Frame Rate
The number of sequential frames per second the camera can write to the memory card when shooting in burst or continuous mode.
10 fps
Lens Mount
The lens mount will tell you what type of lens range you can fit onto the camera body. Often the same camera company will have different lens ranges for different cameras.
Sony FE
Image Processor
The image processor in the camera converts the information collected on the sensor for digital storage on the memory card.
Bionz X
Aspect Ratio
The aspect ratio refers to the proportional difference between width and height. The most popular aspect ratios are 3:2 and 4:3.
Minimum ISO (Native)
Refers to the lowest native (or 'base') ISO setting. Lower ISO are less sensitive to light but make a cleaner image.
Maximum ISO (Native)
Refers to the highest native (or 'base') ISO setting. Higher ISO is necessary for low-light situations or night photography, but higher ISOs often introduce grain or noise.
Minimum ISO (Expanded)
Expanded (or extended) ISO is a digitally enhanced feature available on some cameras. It allows you to push beyond the native ISO range if necessary.
Maximum ISO (Expanded)
Expanded (or extended) ISO is a digitally enhanced feature available on some cameras. It allows you to push beyond the native ISO range if necessary.
Minimum Shutter Speed
The minimum shutter speed will tell you the longest exposure your camera can take without using an external accessory.
30 s
Maximum Shutter Speed
The maximum shutter speed tells you the length inside 1 second the camera will capture. These can sometimes be extended with accessories such as extra external batteries.
1/ 8000 s
Autofocus Points
Autofocus points show where the camera is focusing graphically as squares or brackets in Live View or on an electronic viewfinder. These points are also used for light meter readings.
In-body Stabilization
In-body Stabilization means the camera has a certain technology embedded that counteracts camera shake.
Viewfinder Type
The viewfinder type is either electronic or optical. Electronic viewfinders will have a small screen in the viewfinder. Optical viewfinders will use prisms and mirrors to look through the lens.
Viewfinder Resolution
2,359,296 dots

Sony a7 III Video Performance

The Sony a7 III receives a video score of 56/100, which is a moderate rating. The camera offers a maximum video resolution of 4K, with dimensions of 3840 x 2160 pixels. This resolution is standard for modern cameras and delivers high-quality footage. The camera’s maximum video frame rate is 30fps, which is sufficient for most users but may fall short for those seeking ultra-smooth video.

The camera still provides quality video capabilities for its price range. While the video performance may not be groundbreaking, the Sony a7 III remains a reliable choice for photographers who venture into videography.

Indicates if this camera is capable of recording video.
Max Video Resolution
The best resolution this camera can capture video in. Modern cameras can capture up to 8K video.
Max Video Dimensions
Video resolution measured by the greatest number of pixels possible in each frame, width by height. A higher resolution means more detail or clarity in your video.
3840 x 2160 px
Max Video Frame Rate
How many frames per second your video will capture. Most cameras have options for multiple frame rates, depending on the resolution you shoot in. For a general video, 24p or 30p is the standard, but more serious filmmakers may need a higher frame rate for creative effect.
30 p
Time-Lapse Built In
A built in time-lapse mode will allow continuous shooting throughout a prolonged period of time to be compressed into a sped up video.
Video File Format
Different cameras can record in various video file formats. The File format you record in can impact how you edit and use the files.

Sony a7 III Features and Benefits

The Sony a7 III earns a feature score of 81 out of 100, showcasing its impressive capabilities. Equipped with a 3-inch screen and a resolution of 921,600 dots, the camera provides a clear and sharp display. It also includes a touchscreen and a flip screen, offering versatility in shooting angles and ease of use.

In today’s competitive market, the Sony a7 III stands out with its modern features. Although it lacks GPS, it compensates with built-in WIFI and Bluetooth connectivity, enabling seamless sharing and transfer of photos and videos. The camera’s specifications make it a strong contender among other mirrorless cameras.

The Sony a7 III proves to be a reliable camera choice with its array of features and user-friendly options. Its performance and capabilities make it a valuable tool for photographers and videographers alike.

Built-in Flash
A built-in flash will often be positioned right above the lens. This will automatically pop up when you activate it.
External Flash
External flashes are often connected through a hot shoe at the top of a camera, or a cable at the side of the camera.
GPS features in a camera will include location metadata to each of your photographs.
Weather Sealing
Weather sealing capabilities will give you more confidence when shooting in unfavourable conditions.
Screen Type
Touch Screen
Touchscreen allows you to change camera settings and access menus with a swipe of your finger, instead of using buttons.
Screen Size
Screen Resolution
Screen dots indicate the resolution of the LCD screen by including each sub pixel.
921,600 dots
Flip Screen
A flip screen (or articulating screen) is a second screen which can flip out from the side or top of the camera. This rotating screen allows you more freedom to take photos at different angles.
Live View
Live View feature allows you to see a continuous live video of what is being seen through your lens.
Bluetooth capabilities allow you wireless control of your camera with other external devices.

Sony a7 III Storage and Battery

The Sony a7 III’s storage and battery performance earns a score of 68 out of 100. The camera houses two memory card slots, compatible with SD, SDHC, SDXC, Memory Stick Duo, Pro Duo, and Pro-HG Duo cards. This provides users with various options for storing their photographs and videos.

In terms of battery life, the Sony a7 III can capture up to 750 shots using the NP-FZ100 battery type. Unfortunately, the camera lacks USB charging capabilities. Despite this drawback, the battery life is still respectable compared to other cameras in the market.

Taking into account the storage options and battery life, the Sony a7 III proves to be a reliable choice for photographers who require a versatile camera for their work.

Storage and Battery
Storage and Battery
Memory Card
SD / SDHC / SDXC, Memory Stick Duo / Pro Duo / Pro-HG Duo
Dual Memory Card Slots
Battery Type
Battery Life
Approximately how long this cameras battery will last measured by how many photographs you will be able to take.
750 shots
USB Charging
Sensor scores tested by DXOMARK
Overall Score
DXOMARK overall sensor score.
Portrait (Color Depth)
As described by DXOMARK 'The Portrait score in our camera sensor reviews defines color depth performance and its unit is a number of bits. A color depth of 22 bits is excellent; differences below 1 bit are barely noticeable.'
25.1 bits
Landscape (Dynamic Range)
As described by DXOMARK 'The Landscape score in our camera sensor tests defines the maximum dynamic range of the camera sensor and its unit is an exposure value (EV). A value of 12 EV is excellent with differences below 0.5 EV usually not noticeable.'
14.7 EVs
Sports (Low-Light ISO)
Described by DXOMARK as 'The maximal value of ISO sensitivity needed to reach a given value of Signal-to-Noise Ratio (SNR). The greater the value, the better'
Main Features
Extra Features
Construction and Durability
Handling and Ergonomics
Value for Money
Total Score
User Scores

Sony a7 III Alternatives

Do you want to know how the Sony a7 III compares to its competitors? Have a look at the most popular comparisons for this camera below:

Sony a7 III photographed on a colored background

Sony a7 III FAQ

Does the Sony a7 III Have Built-in Image Stabilization?

Yes, the Sony a7 III features a 5-axis built-in image stabilization system, which helps to reduce camera shake and produce sharper images in various shooting conditions.

Does the Sony a7 III Support 4K Video Recording?

Yes, the Sony a7 III supports 4K video recording at up to 30 frames per second, providing high-resolution and detailed footage for professional and enthusiast videographers.

What Size Sensor Does The Sony a7 III Have?

The Sony a7 III features a full-frame 24.2-megapixel Exmor R CMOS sensor, offering excellent image quality and dynamic range in both stills and video.

Does the Sony a7 III Have a Dual Memory Card Slot?

Yes, the Sony a7 III is equipped with dual SD memory card slots, allowing for flexible storage options and the ability to backup or separate files while shooting.

Does the Sony a7 III Have a Touch Screen?

Yes, the Sony a7 III has a 3-inch tilting touchscreen LCD, which allows for intuitive control of camera settings, touch focus, and easy image review.

Does the Sony a7 III Have Wi-Fi and Bluetooth?

Yes, the Sony a7 III has both Wi-Fi and Bluetooth capabilities, enabling wireless image transfer, remote control of the camera, and easy sharing of photos and videos.

Does the Sony a7 III Have GPS?

No, the Sony a7 III does not have built-in GPS. However, location data can be added to images by connecting the camera to a compatible smartphone via Bluetooth.

Is the Sony a7 III Weather Sealed?

Yes, the Sony a7 III features a weather-sealed body, offering protection against dust and moisture, making it suitable for shooting in various environments and conditions.

Does the Sony a7 III Have a Built-in Flash?

No, the Sony a7 III does not have a built-in flash. However, it does have a hot shoe mount that supports external flash units for additional lighting when needed.

Spotted a mistake with these camera specs? Please let us know so we can update it!