Sony a7ii vs a7iii Cameras: Is the Extra Money Worth It?
8 mins read

Sony a7ii vs a7iii Cameras: Is the Extra Money Worth It?

As an Amazon Associate, I earn from qualifying purchases.

Sony is a brand that produces the best mirrorless systems for every type of photographer. Sony makes sure to attention to the very details everywhere possible.

The Sony a7ii and a7iii are both excellent full-frame mirrorless cameras. The Mark III is the upgraded version of its predecessor. But the upgrade makes sure you are getting what are you paying for. The Sony A7III is far superior to the A7II in terms of every aspect possible.

To know more about the Sony A7II vs A7III, read this article. You will know why you should pay the extra money and what are you getting from it.

Sony a7ii vs. a7iii: Quick Comparison Table

Here are some key differences between the two cameras:

FeaturesSony a7iiSony a7iii
ISOSO 100 – 25600 ( expands to 50 – 51200)ISO 100 – 51200 ( expands to 50 – 204800)
Autofocus System117-point contrast-detection AF system693 phase-detection AF points and 425 contrast-detection AF points
Continuous shooting5.0fps10.0fps
Video ResolutionFull HD – 1920 x 1080 video resolution4K (UHD) – 3840 x 2160 video resolution
Dimensions599g. 127 x 96 x 60 mm650g. 127 x 96 x 74 mm
Viewfinder2359k dot Electronic viewfinder2360k dot Electronic viewfinder
Battery Life350 shots710 shots
Buying LinkSony a7iiSony a7iii
PriceApprox. $898Approx. $1998

What Are the Differences Between Sony a7II and a7III?

The Sony a7II and a7III are two highly regarded full-frame mirrorless cameras, but there are several key differences between the two that make one better suited for certain photographers and applications.

As they are from the same series, there are some similarities between the two cameras.

  • They both have a good wireless connection
  • Both of them are equipped with an adjustable LCD screen that is good for flexible shooting positions.
  • The maximum resolution of both of the cameras remains the same. They both have a 24-megapixel sensor.
  • If you consider the I/O ports, features, and connectivity, they both have NFC, headphone port, microphone port, and support smartphone remote.

Now let’s now talk briefly about the differences between the Sony a7II vs a7III.

Sony A7II
Sony A7III


The Sony a7III has a 24.2 megapixel full-frame CMOS sensor, while the Sony a7II has a 24.3 megapixel full-frame CMOS sensor.

Although the difference in the megapixel count is small, the a7III has improved image processing capabilities, which can result in better image quality.

Image Processor:

The Sony a7III is equipped with a BIONZ X image processor, while the Sony a7II is equipped with a BIONZ X image processor. The BIONZ X image processor in the a7III is faster and more powerful than the processor in the a7II, which results in improved image quality and overall performance.

The a7III can process images more quickly, reducing noise and improving image detail. This is particularly noticeable in low light conditions, where the a7III produces cleaner, clearer images than the a7II.

When it comes to dynamic range and post-processing, the A7III and the A7II show the same kind of performance. Both of them can record 14-bit RAW in compressed and uncompressed formats.


The Sony a7III has an advanced autofocus system with 693 phase-detection AF points and 425 contrast-detection AF points, while the Sony a7II has a 117-point contrast-detection AF system.

The a7III’s autofocus system is faster, more accurate, and more versatile than the a7II’s, making it better suited for fast-paced action and sports photography.

Sony A7III: 693 phase-detection points
Sony A7II: 117 phase-detection points

Image Stabilization:

The Sony a7III has a 5-axis in-body image stabilization system, while the Sony a7II does not have in-body image stabilization.

The in-body image stabilization system in the a7III helps to minimize camera shake and reduce the need for a tripod in low light conditions, making it easier to get sharp, stable shots.

The a7III also has improved image stabilization performance compared to the a7II, providing up to 5 stops of image stabilization correction.

Video Capabilities:

Both cameras are capable of shooting Full HD video, but the Sony a7III can shoot 4K video, while the Sony a7II cannot. The a7III also has a built-in microphone input and a vari-angle touchscreen LCD, making it more versatile and easier to use for video shooting.

To record video, the Sony a7iii is one of the best cameras in the market till now. So, in terms of video recording capabilities, the a7iii is far more capable because of its versatility and quality than the a7ii.

Continuous Shooting Speed:

The Sony a7III can shoot continuously at up to 10 frames per second, while the a7II can shoot continuously at up to 5 frames per second. The a7III’s faster continuous shooting speed makes it ideal for capturing fast-moving action and sports.

So, the a7iii can be good for shooting wild lives and sports photography.

Burst Shooting:

The Sony a7III has a faster burst shooting rate of 10 frames per second compared to 5 frames per second for the Sony a7II. This makes the a7III better suited for fast-paced action and sports photography.

Battery Life:

The Sony a7III has a battery life of approximately 710 shots per charge, while the Sony a7II has a battery life of approximately 350 shots per charge.

So in terms of battery life, the a7III is the clear winner against the a7II.

The a7III’s improved battery life is particularly useful for photographers who need to shoot for long periods without a recharge.

Weather Sealing:

The Sony a7III has improved weather sealing compared to the Sony a7II, making it more durable and resistant to the elements. This is especially useful for photographers who shoot in harsh weather conditions.

The A7II has weather sealing too but the mark III has an upgraded version of it.


That the a7III is more expensive than the a7II, and reflecting its advanced features and improved performance.

However, if you’re looking for a high-quality, professional-level camera that delivers exceptional results, the a7III is worth the investment.

If you look at the price it is $1000 more than the A7II. And yes you are getting what you are paying for.

Sony a7II vs. a7III: Why the A7III is better?

If I summarize the whole thing, both the Sony a7II and a7III are great cameras for photographers and videographers, and the best choice for you is the Sony a7iii.

The Sony a7III is a more advanced camera with better image quality, autofocus performance, video capabilities, battery life, and weather sealing. It is also more expensive.

On the other hand, the Sony a7II is a more affordable option with excellent image quality, a solid autofocus system, and fast burst shooting. All of these are making it a great choice for those on a budget or for those who don’t need all of the advanced features of the a7III.

Regardless of which camera you choose, you can be sure that you are getting a high-quality, professional-level camera that will deliver excellent results.

Whether you’re a professional photographer or videographer, or simply someone who enjoys capturing memories, the Sony a7II and a7III are both excellent options to consider. And if you want to have a professional video camera with really advanced features that will have you covered for the next ten years, the A7iii is the one to choose. Sony has put a lot of effort to make the machine flawless so if you ever wonder if it is worth the extra $1000 bucks. I will assure you. YES. It is worth every penny.