Sony a7 III vs a7R III

Sony a7 III vs a7R III – Learn Why Sony a7III is Best!


Both Sony a7iii and a7Riii are professional cameras with unique features. We compared them and found some remarkable features, that’s why we recommend you get a Sony a7iii.

Why do We recommend Sony a 7iii?

  • Sony a7iii comes with Fast Hybrid AF with 693 AF points, whereas a7R iii has only 399 points. Hence, a 7iii ensures more accurate focus than the other one.
  • This camera’s ISO auto ISO range is 100-51200 and can be expanded to 50-204800. On the other hand, a7R iii’s ISO range is 100-32000, and you can increase it to 50-102400. A higher ISO range of a7iii provides you wonderful photographic experience even in low light.
  • Though Sony a7iii and a7R iii have NP-FZ100 batteries, a7iii has better battery optimization as you can capture 610 shots with it, whereas Sony a 7R iii can capture only 530 frames.
  • The weight of this device is 650 grams, and a7Riii weighs 657 grams. Therefore, a7iii’s weight is lighter than the other one.
  • This camera comes in a more affordable price range than the a7Riii.
  • Sometimes you may face troubles while recording audio with Sony a7Riii, but you won’t find this recording problem in the Sony a7iii camera.

So, you can see that the Sony a7iii comes with better autofocus, a higher ISO range, and a powerfully optimized battery in an affordable price range; therefore, we strongly recommend this camera.

Similar Features of Sony a7r iii vs a7 iii

  • Both cameras have an anti-dust system, which helps you to keep your camera automatically or manually clean. 
  • They have 5-axis image stabilization, which allows you to capture sharp images with great details.
  • These devices have a Bionz X image processor with 10 fps speed, ensuring a perfect shot of fast-moving objects. 
  • Both cameras have two memory card slots, and they support UHS-I and UHS-II cards for faster performance. 
  • They have a 3.5mm stereo mini-jack and support NFC, Bluetooth, and Wi-Fi. 
  • You will find a one-year limited warranty with them.

Sony a7 iii vs a7r iii Comparison Table

Specifications  Sony a7iii Sony a 7riii
Image Sony a7 iii vs a7r iii Sony a7 iii vs a7r iii
Editor’s ratings  4.9  out of 5 4.7 Out of 5 
Weight ( Including battery and SD card)  650 Grams  657 grams 
Dimension  126.9mm x 95.6mm x 73.7mm 126.9mm x 95.6mm x 73.7mm
Sensor Type  Exmor R CMOS sensor Exmor R CMOS sensor
Effective pixels in Sensor  24.2 megapixels (Approx.)  42.4 megapixels (Approx.) 
Number of Total Pixels  25.3 megapixels 43.6 megapixels
Anti-dust system  Yes  Yes 
Image file  format  Raw and JPEG  Raw and JPEG
Image Stabilization  Yes  ( 5-axis)  Yes ( 5-axis) 
IS Compensation effect  5.0 Stops  5.5 Stops 
Image Processor  Bionz X  Bionz X
Continuous Shooting Speed  10 frames per Second (Max.)  10 frames per Second (Max.)
Memory card Slots 2 2
White Balance Settings  Available  Available
Focus Type  Fast Hybrid AF Fast Hybrid AF
Focus points  693 points 399 points
ISO range  100-51200 100-32000
Expandable ISO range  50-204800 50-102400
Ant flicker Shots  Yes  Yes 
Viewfinder Type  XGA OLED ( 1.3 cm)  Quad-VGA OLED (1.3 cm) 
Viewfinder resolution  2.36 Million dots 3.69 Million dots 
Video recording  4K resolution  4K resolution 
LCD monitor type 7.35 cm type TFT  7.35 cm type TFT
Screen Resolution  0.9 Million dots  1.4 Million dots
Touch panel  Yes Yes 
Brightness Control  Manual, Sunny weather mode  Manual, Sunny weather mode
Silent Shooting Mode  Available Available
Interphase Terminal  USB Type-C  USB Type-C
NFC, Wi-Fi and Bluetooth  Available  Available
Headphone Terminal  Yes ( 3.5mm Stereo mini-jack)  Yes ( 3.5mm Stereo mini-jack)
Supplied Battery  NP-FZ100 ( One piece, rechargeable)  NP-FZ100 ( One piece, rechargeable)
Battery Life ( For still images)  610 Frames  530 Frames 
Battery Life ( For recordings)  115 Minutes  100 Minutes 
Working Temperatures  0 – 40 degrees C 0 – 40 degrees C
Warranty  Period  One Year Limited  One year limited

Features & Benefits of Sony a73 vs a7R3

Size and weight

The sizes of Sony a7iii and a7R iii are the same, like 126.9mm x 95.6mm x 73.7mm. But there is a slight difference in their weights.

The weight of a7iii is 650 grams, and a7R iii weighs 657 grams. Hence, you can see that a7iii’s weight is lighter than the other one, plus light helps you to hold the camera for a long time and reduces shakings. 

Image Sensor

Sony a7iii has 24.2 Megapixels Exmor R CMOS sensor (35mm Full-frame), and Sony a7R iii has 42.4 megapixels. Here, a 7R iii has a bigger image sensor than a7 iii, but both have five-axis image stabilization. So, both cameras are capable of capturing high-resolution, sharp images and videos.

ISO range

The ISO range is crucial for a camera as this range will help you capture high-quality and sharp images in any lighting situation. The ISO range of Sony a7iii is 100-51200, and this range can be increased to 50-204800.

On the other hand, a7R iii’s automatic ISO range for still images is 100-32000, and it can be expanded to 50-102400. Therefore, you can see that the Sony a7iii has a better ISO range than the other one, and it would be easier for you to capture images in a low-light situation. 

 Image Processor and Continuous Shooting speed

Both cameras have the new generation Bionz X image processor, which makes lovely photos by reducing Noise and maintaining the images’ resolution.

Again, this processor improves continuous shooting speed as it can capture ten frames per second. Therefore, you can catch any fast-moving objects with these devices. Furthermore, with these cameras, you can capture images silently. 

Viewfinder and video recording

Sony a7 iii has a 1.3 cm XGA OLED viewfinder with 2.36 Million dots, and a7R iii has Quad-VGA OLED (1.3cm) viewfinder with 3.69 Million dots. Both viewfinders are capable of providing you with a great preview of the objects. Moreover, you can capture 4K resolution videos with these devices.

LCD monitors

Both cameras have 7.35 cm touchscreen LCD monitors with TFT colors. But, a7R iii’s LCD resolution is better than a7iii camera as its display resolution has 1.4 million dots, whereas a7iii comes with 0.9 million dots.

You can manually control the brightness level of the display, and they have sunny weather modes also. Both cameras support NFC, Bluetooth, and Wi-Fi; hence you can transfer your files without any wire. Moreover, they have Type-C interphase and a 3.5mm stereo mini jack for recording.

Battery and warranty policy

These devices come with a one-piece NP-FZ100 rechargeable battery, but the Sony a7iii has better power optimization as you can capture 610 shots and record videos for 115 minutes. On the other hand, a7Riii’s battery life supports 530 frames and 100 minutes for recording. 

Moreover, these devices have a warranty for a year; therefore, you can repair your camera from the company without any troubles, but the company won’t fix it if the damages are caused by misuse.


Sony a7iii camera comes with better features and incredible performance, and most importantly, you can have this unique camera on your budget. Yet, if you want a bigger sensor and higher display resolution, you can choose a Sony a7R iii camera.

Frequently Asked Questions about Sony a7iii vs a7riii

Between 7iii and 7R iii, which one has a powerful battery? 

Both cameras have NP-FZ100 batteries, but a 7iii has better battery optimization as you can capture approximately 610 frames, whereas the a7R iii can shoot only 530 frames. 

What is the screen resolution of Sony a 7iii camera? 

This camera has a 7.35 centimeter LCD touchscreen with TFT color, and the resolution of this camera is 0.9 Million dots. 

How many card slots are in Sony 7iii camera? 

This camera has two card slots, and it supports UHS-I and UHS-II cards for faster transfer of files. 

What is the viewfinder type of Sony 7iii camera? 

You will find a 1.3 cm XGA OLED viewfinder with 2.36 million dots to preview the objects with excellent details. 

Does a 7iii record 4k resolution videos at 60fps? 

No, this device records 4k resolution videos at 24fps and 30 fps. 

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