The larger the sensor the more light the sensor captures yielding in better image quality.
23.5 x 15.6mm
Polaroid Snap: 81.2 x 25.4mm
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.
Canon EOS R: 5655
4. continuous shooting at high resolution
Fast continuous shooting is useful for catching action shots.
Olympus OM-D E-M1 Mark II: 60fps
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.
Nikon D7500 + Nikon AF-S DX Nikkor 18-140mm f/3.5-5.6G ED VR: 1640000 ISO
6. longer battery life
CIPA is an independent, standard measurement that determines how many shots a camera can take before the battery dies.
Nikon D3x: 4400shots
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.
1080 x 60fps
Fujifilm X-T3: 2160 x 60fps
HTC Re: 65.5g
9. has a stereo microphone
A stereo microphone allows to record audio files or movies in stereo without an external microphone.
50% have it
10. 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.
46% have it
11. 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.
73% have it
12. higher resolution (screen)
A higher screen resolution provides a sharper image, making it easier to review your photos.
15. has continuous autofocus when recording movies
When recording movies they stay focussed and sharp.
66% have it
16. has a touch screen
You can operate the device easily, by pressing the screen with your fingers.
25% have it
17. has manual shutter speed
This allows to manually set the shutter speed.
48% have it
18. can be controlled remotely
A remote control allows you to control the device remotely. The remote control can be included or optional.
45% have it
19. shoots raw
A raw image file contains minimally processed data from the image sensor. Raw files are so named because they are not yet processed and therefore are not ready to be printed or edited with a bitmap graphics editor.
58% have it
20. Can create panoramas in-camera
It allows you to take multiple photos capturing different parts of the scene, and then joins them together into a single photo.
35% have it
DxO One: 26.2mm
22. more viewfinder coverage
With 100% coverage you can compose the image correctly when you capture the photo. With less than full coverage you may have to crop your photos afterwards to get them looking perfect.
Fujifilm X-T3: 100%
23. has a serial shot mode
You can shoot multiple pictures in a row.
89% have it
24. screen size
The bigger the screen size is, the better the user experience.