Sony A7 III vs A7 IV: How To Choose?

The Sony A7 III and the Sony A7 IV are two full-frame mirrorless cameras that offer professional-level features and performance.

Both cameras have garnered a lot of attention from photographers and videographers, and for a good reason.

So the question on everyone’s mind is: should I upgrade from the Sony A7 III to the A7 IV? Which is best?

There are some key differences between the two cameras that are worth considering if you’re trying to decide between the two.

Of course, this can be dependent on your demands as a content maker in terms of money, image quality, autofocusing speed, video, and performance.

The main difference between the A7 III and the A7 IV is their image sensors.

The A7 III has a 24.2-megapixel full-frame Exmor R CMOS sensor, while the A7 IV has a new, higher-resolution 33-megapixel full-frame Exmor R CMOS sensor.

That higher pixel count means it can capture more detail and produce larger prints.

Sony A7 III vs A7 IV price: A7 III = £1699, A7 IV = £2399

Let’s take a closer look at both cameras side by side to see what they offer!

Sony A7 III

The Sony A7 III is a full-frame mirrorless camera with a 24.2-megapixel Exmor R CMOS image sensor.

It has a BIONZ X image processor and uses a front-end LSI to improve image quality, especially in low-light situations.

One of the key features of the A7 III is its autofocus system, which uses 693 phase-detection points and 425 contrast-detection points to achieve fast and accurate focusing.

It also has a continuous shooting speed of 10 frames per second, making it well-suited for capturing fast-moving subjects.

The A7 III has a 5-axis image stabilization system that helps to reduce camera shake and improve image quality, especially when shooting at longer exposures or with longer lenses.

A built-in electronic viewfinder with a resolution of 2.36 million dots, as well as a tilting touchscreen LCD for easier composition and review of images.

In terms of video, the A7 III is capable of capturing 4K video at up to 30 frames per second, as well as Full HD 1080p video at up to 120 frames per second for slow-motion playback.

It has a number of features designed to improve the quality of video capture, such as S-Log2 and S-Log3 gamma curves for a wider dynamic range and better colour grading, as well as a variety of picture profile options.

The A7 III has a number of connectivity options, including Wi-Fi and Bluetooth for easy transferring of images and video, as well as a USB Type-C port for charging and data transfer.

This camera is also compatible with Sony’s PlayMemories Mobile app, which allows for remote control and transfer of images and video using a smartphone or tablet.

Overall, the Sony A7 III is a versatile and high-performing camera that is well-suited for still photography and video capture. Its autofocus system, image stabilization, and video capabilities make it a strong choice for a wide range of photographers and videographers.

How much will the Sony A7 III cost?

The Sony A7III best price is £1699 for UK stock and is available to order from Campkins. It is quite possible to be on offer at some point in the future. We recommend joining our mailing list to be the first to find out when.

Sony A7 III Alternative?

Have a look at the Canon EOS R6 or even the R6 II. These cameras come with similar or better features than the A73 with the main selling features being autofocus and eye detection for humans and animals.

Sony A7 III Examples Pictures?

To see the kind of images this camera can take click here to see the gallery of sample images.

Sony A7 IV

The Sony A7 IV is a full-frame mirrorless camera that was announced in 2021. It is a part of the A7 series of cameras and is an upgrade to the A7 III. Here are some of the key specifications and features of the Sony A7 IV:

The A7 IV has a 33-megapixel full-frame Exmor R CMOS sensor, which allows it to capture high-resolution images and videos.

The camera is powered by a BIONZ XR image processor, which helps to improve image quality, reduce noise, and increase the camera’s overall speed.

The A7 IV has a high-performance autofocus system that uses real-time tracking and eye-tracking technology to keep subjects in focus. It has 759 phase-detection AF points and 425 contrast-detection AF points, which cover a wide area of the frame.

The A7 IV can shoot at up to 10 frames per second in continuous shooting mode, making it ideal for capturing fast-moving subjects.

The camera can record 4K video at up to 60 frames per second, and it has a number of advanced video features such as S-Log and HLG (Hybrid Log-Gamma) support, and a 3.5mm microphone jack.

The A7 IV has built-in WiFi and Bluetooth, allowing you to easily transfer files to your phone or computer, or to control the camera remotely using a smartphone app.

The A7 IV has a durable and weather-resistant design, making it suitable for use in a variety of conditions. It also has a tilting touchscreen LCD display, making it easy to compose shots from difficult angles.

Overall, the Sony A7 IV is a powerful and versatile camera that is well-suited for a wide range of photography and videography applications.

How much will the Sony A7 IV cost?

The Sony A7 IV best price is £2399 for UK stock and the Sony A7 IV availability is now in stock and you can now order from Campkins Cameras. It is quite possible to be on offer at some point in the future. We recommend joining our mailing list to be the first to find out when.

Sony A7 IV Alternative?

Have a look at the Canon R6 II or the Canon EOS R5. These cameras come with similar or better features than the A74 with the main selling features being autofocus and eye detection for humans and animals.

Sony A7 III Examples Pictures?

To see the kind of images this camera can take click here to see the gallery of sample images.

What are the key difference between Sony A7 III and A7 IV?

You may ask yourself if the Sony A7 III and A7 IV are suitable as professional cameras and yes we believe them to be.

The Sony A7 III has a 24.2-megapixel full-frame CMOS sensor and a BIONZ X image processor, while the Sony A7 IV has a higher-resolution 33-megapixel full-frame CMOS sensor and a more powerful BIONZ XR image processor.

The Sony A7 IV has a more advanced autofocus system with improved low-light performance and more focus points.

The Sony A7 IV can record 4K video with 10-bit 4:2:2 colour sampling and can record 4K video at up to 120 frames per second.

The Sony A7 IV has a more durable and rugged design with improved weather sealing.

The Sony A74 is around £800 more expensive than the Sony A7 III.

But what are the core differences between them? Which one should you choose?

Let’s compare each aspect so we can finalise the right model for you.

How Does The Sony A7 III and A7 IV Compare In Low Light – Which Has The Better Image Quality & Lowlight Performance

The Sony A7 Mark III vs A7 Mark IV image quality – are either of these cameras good for photography?

Both the Sony A7 III and the Sony A7 IV are very capable cameras that are well-suited for photography.

For the higher resolution, the Sony A7 IV has a 33-megapixel full-frame CMOS sensor, which should provide more detailed and less noisy images compared to the 24.2-megapixel sensor in the A7 III.

The Sony A7 IV also has a newer and more powerful BIONZ XR image processor, again helping to improve image quality and reduce noise.

Sony A7 IV vs A7 III which has the better low light capabilities?

The Sony A7 IV has a better low-light performance compared to the Sony A7 III due to its higher-resolution sensor, more powerful processor, and improved autofocus system.

Both cameras can produce high-quality photographs in low-light circumstances with a wide dynamic range and feature a native ISO range of 100-51,200, with the ability to expand the range to 50-204,800.

Both cameras have good dynamic range, but the A7 IV may have a slight advantage due to its newer image processor.

The specific results will depend on a number of factors, such as the lens being used, the ISO setting, and the specific shooting conditions.

In conclusion.

Overall, both the Sony A7 III and the Sony A7 IV are good choices for photography and should be able to produce high-quality images with good detail and dynamic range.

The specific results will depend on a number of factors, such as the lens being used, the ISO setting, and the specific shooting conditions.

Is the Sony A7 III 24.2 MP enough?

If you need a camera that can handle all types of photography, the A7 III will be more than satisfactory, as its 24.2 MP resolution is plenty for printing, editing, and social media.

How Does The Sony A7 III and IV Perform With Burst Shooting & Autofocus

Sony Alpha A7 III vs A7 IV for speed?

Both cameras are capable of fast burst shooting and have good autofocus performance, with a continuous shooting speed of up to 10 frames per second (fps) with continuous autofocus and up to 10 fps with manual focus.

The Sony A7 IV has a slightly more advanced autofocus system with improved low-light performance and more focus points, which may allow it to focus more quickly and accurately in a variety of lighting conditions.

The Sony A7 IV may also have a slight advantage in terms of buffer size, allowing it to capture more shots in a single burst before the buffer fills up.

How does the Sony A7 III and A7 IV compare with autofocus?

Both the Sony A7 III and the Sony A7 IV have fast and accurate autofocus systems, but the Sony A7 IV has a more advanced autofocus system with improved low-light performance and more focus points. Here are a few points to consider when comparing the autofocus performance of these two cameras:

The Sony A7 IV has a larger number of focus points, with 759 phase-detection points and 425 contrast-detection points, compared to 693 phase-detection points and 425 contrast-detection points in the A7 III. This should allow the A7 IV to focus more quickly and accurately in a wider range of situations.

The Sony A7 MK4 has improved low-light performance, with a minimum sensitivity of -3.5 EV (compared to -2.0 EV in the A7 III). This should allow it to focus more accurately in dimly-lit environments.

Tracking performance: Both cameras have good tracking performance, but the Sony A7 IV may have a slight advantage due to its more advanced autofocus system.

In a nutshell.

Overall, both the Sony A7 III and the Sony A7 IV have fast and accurate autofocus systems, but the Sony A7 IV may have a slight advantage in terms of focus points, low-light performance, and tracking performance. The specific results will depend on a number of factors, such as the lens being used, the specific shooting conditions, and the subject matter.

How Do These Cameras Compare In Video

The Sony A7 III vs A7 IV for video – Which would you choose?

The Sony A7IV video specs has a few advantages over the A7 III.

It can record 4K video at up to 60 frames per second, while the A7 III is limited to 30 frames per second.

The A7 IV also has a higher bitrate for recording video, which means it can capture more detail and produce higher-quality footage.

For colour sampling, the Sony A7 IV has 10-bit 4:2:2 colour sampling, while the A7 III has 8-bit 4:2:0 colour sampling.

This may give the A7 IV a slight advantage in terms of colour depth and colour grading.

Both cameras have a range of video features, such as focus peaking, zebra patterning, and S-Log gamma curve support combined with fast and accurate autofocus & eye tracking systems, making these cameras excellent choices for video.

However, the Sony A7 IV has a few additional features, such as an HLG (Hybrid Log-Gamma) picture profile and support for S-Cinetone colour science.

What Makes These Cameras Physically & Visually Different

How much do they compare by size and weight?

The Sony A7 III and the Sony A7 IV weight and size are similar. Here are a few key dimensions and weight specifications for both cameras:

• Sony A7 III: 126.9 x 95.6 x 73.7 mm (5 x 3.8 x 2.9 inches), 650 g (1.4 lbs)
• Sony A7 IV: 126.9 x 95.6 x 73.7 mm (5 x 3.8 x 2.9 inches), 657 g (1.4 lbs)

As you can see, both cameras have similar dimensions and the Sony A7IV weight is just a few grams of heavier in terms of weight. Overall, both cameras are compact and lightweight, making them suitable for a wide range of photography applications.

Are the Sony A7 III and A7 IV weather sealed?

Yes, both the Sony A7 III and the Sony A7 IV have weather-sealed designs, which means that they are resistant to dust and moisture and can be used in a variety of weather conditions.

That being said, the Sony A7 IV has a more durable and rugged design with improved weather sealing compared to the Sony A7 III. This may make it better suited for use in more challenging weather conditions, such as heavy rain or extreme cold.

What about memory storage?

Both the Sony A7 III and the Sony A7 IV have a single SD card slot that is compatible with SD, SDHC, and SDXC memory cards, as well as UHS-I and UHS-II cards.

Any differences in the viewfinders and screen?

Both cameras have an electronic viewfinder (EVF) with a high resolution of 3.69 million dots. However, the Sony A7 IV has a slightly larger viewfinder with a 0.64x magnification compared to the 0.59x magnification of the A7 III.

This may give the A7 IV a slightly larger and more immersive viewing experience.

As for the rear screen, both cameras have a 3-inch rear screen with a resolution of 1.44 million dots.

The Sony A7 IV has a tilting screen that can be adjusted to a wider range of angles, which may be more convenient for shooting at awkward angles or for video recording.

What about the connections?

USB: Both cameras have a USB Type-C port for connecting to a computer or other devices, such as a smartphone or tablet.

HDMI: Both cameras have an HDMI port for connecting to a TV or other display device.

Audio: Both cameras have a 3.5mm microphone jack and a 3.5mm headphone jack for audio input and output.

Wi-Fi and Bluetooth: Both cameras have built-in Wi-Fi and Bluetooth connectivity, which allows them to connect to a smartphone or other device for transferring photos and videos, as well as for remote control.

NFC: Both cameras have Near Field Communication (NFC) technology, which allows them to easily connect to a compatible device by simply touching it to the camera.

How does the battery life compare?

The Sony A7 III and the Sony A7 IV both use the same NP-FZ100 lithium-ion battery and have similar battery life, with the A7 IV being capable of capturing approximately 610 shots on a single charge (according to CIPA standards).

Where the A7 III actually does better is having a more efficient battery life with approximately 710 frames on a single charge. So something to keep in mind if battery life is important to you.

Sony A7III vs A74? The Verdict

There you have it. Both the Sony A7 III and the Sony A7 IV are high-quality cameras with a range of features and capabilities that make them suitable for a wide range of photography applications.

Is the Sony A7 IV worth it?

Without a doubt, it’s the better camera of the two and would make an excellent upgrade from the A7 III.

The A7 IV has a higher resolution image sensor, improved autofocus and video capabilities, and a few other features that set it apart from the A7 III.

Is the A7 III worth it?

Yes, this camera is still a hot favourite among photographers.

The A7 III has a longer battery life and is less expensive with excellent autofocus and eye detection capabilities.

Ultimately, the decision between the two cameras will depend on your specific needs and budget.

Whether you need a camera for stills or video both cameras will suffice and should cover most ranges of photography styles.

So there you have it!

We hope you found this guide useful and if you wish to purchase the Sony A7III or the A7IV you can do so using the links below.

We are available 7 days a week to talk about your camera or lens purchase by phone, email and live chat.

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