vs
Sony Alpha 7R III
Sony Alpha a7 III
Top 11%2,158 points
Top 11%
Top 3%2,336 points
Top 3%
Sony Alpha 7R III
Sony Alpha a7 III
Top specs and features

Sony Alpha 7R III vs Sony Alpha a7 III: 83 facts in comparison

1. megapixels

1.77x more megapixels (main camera).
42.4MP
Panono Camera: 108MP
24MP

2. sensor size

The larger the sensor the more light the sensor captures yielding in better image quality.
24 x 35.9mm
Polaroid Snap: 81.2 x 25.4mm
35.8 x 23.8mm

3. focus points

The more focus points the more flexibility in picking which part of the scene to focus on. They also give the image sensor a better probability in identifying the right area of the scene to focus on in more automatic modes.
425
Canon EOS R: 5655
693

4. has a flip-out screen

Flip-out screens are useful for doing tricky shots.
Sony Alpha 7R III
Sony Alpha a7 III
28% have it

5. maximum light sensitivity

With a higher light sensitivity (ISO level), the sensor absorbs more light. This can be used to capture moving objects using a fast shutter speed, or to take images in low light without using a flash.
102400 ISO
Nikon D7500 + Nikon AF-S DX Nikkor 18-140mm f/3.5-5.6G ED VR: 1640000 ISO
25600 ISO

6. longer battery life

CIPA is an independent, standard measurement that determines how many shots a camera can take before the battery dies.
650shots
Nikon D3x: 4400shots
610shots

7. video recording (main camera)

The maximum resolution available for videos shot with the main camera. Although it may be possible to choose among other frame rates, those recordings usually have lower resolutions.
2160 x 30fps
Fujifilm X-T3: 2160 x 60fps
2160 x 30fps

8. weight

25g lighter.
675g
HTC Re: 65.5g
650g

9. Has WiFi

The device can connect to WiFi.
Sony Alpha 7R III
Sony Alpha a7 III
39% have it

10. fastest shutter speed

A faster maximum shutter speed allows taking pictures of fast moving subjects without blur.
1/8000s
Sony Cyber-shot DSC-RX100 IV: 1/32000s
1/8000s

11. Has phase detection autofocus for videos

A phase detection autofocus system is faster than a contrast detection autofocus system. Even when recording scenes with a lot of fast movements, the videos are sharp and clear.
Sony Alpha 7R III
Sony Alpha a7 III
12% have it

12. has a stereo microphone

A stereo microphone allows to record audio files or movies in stereo without an external microphone.
Sony Alpha 7R III
Sony Alpha a7 III
50% have it

13. Has phase detection autofocus for photos

A phase detection autofocus is much faster than a contrast detection autofocus, allowing for sharper images.
Sony Alpha 7R III
Sony Alpha a7 III
32% have it

14. has built-in optical image stabilization

Optical image stabilization uses gyroscopic sensors to detect the vibrations of the camera. The lens adjusts the optical path accordingly, ensuring that any type of motion blur is corrected before the sensor captures the image.
Sony Alpha 7R III
Sony Alpha a7 III
46% have it

15. has AF tracking

With AF tracking, once you choose the subject and press the shutter release part way down, as the subject moves, the autofocus will follow it. No more out of focus shots.
Sony Alpha 7R III
Sony Alpha a7 III
73% have it

16. higher resolution (screen)

A higher screen resolution provides a sharper image, making it easier to review your photos.
1440k dots
Fujifilm X-T1 + XF 18-55mm F2.8-4 R LM OIS: 1040000k dots
921.6k dots

17. Has timelapse function

A timelapse shows a long passage of time sped up. A series of photographs taken from the same position over a long period is joined together to create a short video. It is great way to capture things like the setting sun, or clouds moving across the sky.
Sony Alpha 7R III
Sony Alpha a7 III
16% have it

18. has a microphone in

A microphone port allows connecting external high-end or specialized microphones.
Sony Alpha 7R III
Sony Alpha a7 III
26% have it

19. has a built-in HDR mode

It can automatically shoot pictures with a higher dynamic range (HDR).
Sony Alpha 7R III
Sony Alpha a7 III
27% have it

20. Weather sealed

Device is protected with extra seals to prevent failures due to any kind of weather.
Sony Alpha 7R III
Sony Alpha a7 III
20% have it

21. has a 24p cinema mode

24p is a video format (24 frames per second) traditionally used in cinema. Nowadays, it is used to create film-like motion characteristics.
Sony Alpha 7R III
Sony Alpha a7 III
27% have it

22. has a two-stage shutter

A two-stage shutter is good for taking photos like a pro; apply pressure to the button in order for the lens to focus, and then press it fully to capture the photograph.
Sony Alpha 7R III
Sony Alpha a7 III
54% have it

23. has continuous autofocus when recording movies

When recording movies they stay focussed and sharp.
Sony Alpha 7R III
Sony Alpha a7 III
66% have it

24. has a touch screen

You can operate the device easily, by pressing the screen with your fingers.
Sony Alpha 7R III
Sony Alpha a7 III
25% have it

25. Has a built-in focus motor

The focus motor moves the lens in order to autofocus. For system cameras, having a focus motor in the camera's body allows you to use a wide range of lenses, including lenses which do not have their own focus motor. For compact cameras, a focus motor is usually built-in.
Sony Alpha 7R III
Sony Alpha a7 III
18% have it

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