The larger the sensor the more light the sensor captures yielding in better image quality.
23.7 x 15.5mm
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.
3
Sony Alpha a7 III: 693
4. continuous shooting at high resolution
Fast continuous shooting is useful for catching action shots.
2.5fps
Olympus OM-D E-M1 Mark II: 60fps
5. noise
The maximum ISO at which the device still captures excellent quality images. Source: DxOMark.
561ISO
Sony Alpha 7S: 3702ISO
6. has a flip-out screen
Flip-out screens are useful for doing tricky shots.
Nikon D40
27% have it
7. 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.
3200 ISO
Nikon D7500 + Nikon AF-S DX Nikkor 18-140mm f/3.5-5.6G ED VR: 1640000 ISO
8. image quality
A device's overall image quality score considers: color depth, dynamic range and low light performance. Source: DxOMark.
56
Sony Alpha 7R II: 98
9. longer battery life
CIPA is an independent, standard measurement that determines how many shots a camera can take before the battery dies.
470shots
Nikon D3x: 4400shots
10. weight
471g
HTC Re: 65.5g
11. color depth
The better a device's color depth the more color nuances it can distinguish. Source: DxOMark.
21bits
HP Photosmart R927: 42bits
12. has a stereo microphone
A stereo microphone allows to record audio files or movies in stereo without an external microphone.
Nikon D40
50% have it
13. fastest shutter speed
A faster maximum shutter speed allows taking pictures of fast moving subjects without blur.
1/4000s
Sony Cyber-shot DSC-RX100 IV: 1/32000s
14. dynamic range
The better the dynamic range the system captures a wider number of values from dark to light leading to more details in low and highlights. Source: DxOMark.
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.
Nikon D40
46% have it
17. 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.
Nikon D40
72% have it
18. width
126mm
DxO One: 26.2mm
19. has a microphone in
A microphone port allows connecting external high-end or specialized microphones.