Sony a7 III Review

by David Em

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The Sony a7 III was released in 2018 as the perfect all-around camera. It has excellent image quality and performs very well.

Sony a7 III camera without the lens.

Rating: ⭐⭐⭐⭐ 4 out of 5

Related: 10 best portrait lenses for Sony cameras

Overview of the Sony a7 III

Three angles of the Sony a7 III camera.

The Sony a7 III is a full-frame mirrorless camera that has the perfect combination of speed, resolution, 4k video, and price.

Related: Sony a6400 review

It’s a high-performing camera that a photographer or videographer of any skill level can benefit from.

It has a 24.2-megapixel sensor, a standard ISO range of 100 to 512,000, can shoot 10 frames per second, and has 693 phase-detection autofocus points.

Compared to the previous model, the a7 II, the a7 II has the same resolution. However, the new design offers better performance in different lighting situations.

Related: How to take better outdoor portraits with natural light

Other benefits include the long battery life and dual SD card slots because you won’t have to worry about your battery dying or running out of storage.


The following are the key features of the Sony a7 III:

  • 24.2MP 35-mm full-frame CMOS sensor with back-illuminated design.
  • ISO 100 to 512,00.
  • 693-point autofocus system.
  • In-body 5-axis image stabilization.
  • 10fps with a silent shutter.
  • BIONZ X Image Processor.
  • 4K HDR video.
  • Dual SD memory card slots.
  • The battery lasts approximately 710 shots per charge.


The Sony a7 III is commonly compared with the Canon EOS R and the Nikon Z6. The following is how they compare:

FeatureSony a7 IIICanon EOS RNikon Z6
Sensor sizeFull-frameFull-frameFull-frame
Autofocus points6935655273
4K VideoYesYesYes

What users are saying

“This camera produces incredibly sharp images, has an accurate eye and subject autofocus, and is noticeably lighter in weight.”

“I’m coming from a Sony a6000 APS-C camera to the Sony a7 III. The quality of the full-frame sensor was immediately apparent. The images are super sharp.”

“Eye AF is magical, and the coverage of focus points across the frame really makes life much easier.”

“I’m really enjoying this camera. It does an excellent job with photos and videos.”

“This camera is fantastic. It’s replacing my Canon 5D Mark III, and it does the job well. The biggest benefit for me is the in-body stabilization.”

Frequently asked questions

Is the Sony a7 III good for beginners?

Yes, it’s an excellent camera for you to learn on. The only downside is the price, as it’s higher than most entry-level cameras.

Should I buy an a7 II or a7 III?

If you’re on a budget, the a7 II is better because it’s less than half of the price. If you can afford the a7 III, go for it because it has great features, and lasts longer.

Is it a professional camera?

Yes, it’s part of the A7 models, which are the third generation of Sony’s professional mirrorless camera line.


The Sony a7 III is a lightweight full-frame mirrorless camera that has great autofocus performance, low-light capabilities, and the ability to shoot 4K video. Being less than $2,000, it offers a lot of power at a modest price.

More resources:

Featured image courtesy of Adorama.

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