The larger the sensor the more light the sensor captures yielding in better image quality.
6.17 x 4.55mm
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.
9
Sony Alpha a7 III: 693
4. continuous shooting at high resolution
Fast continuous shooting is useful for catching action shots.
0.8fps
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.
1600 ISO
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.
220shots
Nikon D3x: 4400shots
7. video recording
720 x 25fps
Canon EOS 1D X Mark II: 2160 x 60fps
8. weight
125g
HTC Re: 65.5g
9. fastest shutter speed
A faster maximum shutter speed allows taking pictures of fast moving subjects without blur.
1/2000s
Sony Cyber-shot DSC-RX100 IV: 1/32000s
10. pixel density
256ppi
Panasonic Lumix DC-GH5S: 1437.5ppi
11. resolution
553 x 415px
Panasonic Lumix DC-GH5S: 3680 x 2760px
12. 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.
18. has continuous autofocus when recording movies
When recording movies they stay focussed and sharp.
Canon PowerShot A2500
65% have it
19. screen size
The bigger the screen size is, the better the user experience.
2.7"
Samsung Galaxy Camera 2: 4.8"
20. has a serial shot mode
You can shoot multiple pictures in a row.
Canon PowerShot A2500
88% have it
21. has a flash
A flash is good for low-light environments, and can sometimes be used as flashlight.
Canon PowerShot A2500
86% have it
22. Has a hot shoe
A hot shoe can be used to attach an external flash, as well as light meters, viewfinders, rangefinders and other attachments.
Canon PowerShot A2500
53% have it
23. optical zoom
The zoom range is the ratio between the longest and shortest focal lengths. A higher zoom range means that the lens is more versatile.
5x
Nikon Coolpix P900: 83.3x
24. widest aperture
With a wider aperture the sensor can capture more light, helping to avoid blur by enabling a faster shutter speed. It also provides a shallow depth of field, allowing you to blur the background to focus attention on the subject.
f/2.8
Ricoh GR II: f/1
25. number of microphones
More microphones result in better sound quality and enable the device to filter out background noise.