The larger the sensor the more light the sensor captures yielding in better image quality.
22.3 x 14.9mm
Polaroid Snap: 81.2 x 38mm
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.
Sony Alpha a6500: 425
The maximum ISO at which the device still captures excellent quality images. Source: DxOMark.
Sony Alpha 7S: 3702ISO
5. continuous shooting at high resolution
Fast continuous shooting is useful for catching action shots.
Olympus OM-D E-M1 Mark II: 60fps
HTC Re: 65.5g
7. image quality
A device's overall image quality score considers: color depth, dynamic range and low light performance. Source: DxOMark.
Sony Alpha 7R II: 98
8. 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 D5: 3280000ISO
9. 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
10. video recording
1080 x 20fps
Canon EOS 1D X Mark II: 2160 x 60fps
11. color depth
The better a device's color depth the more color nuances it can distinguish. Source: DxOMark.
HP Photosmart R927: 42bits
12. fastest shutter speed
A faster maximum shutter speed allows taking pictures of fast moving subjects without blur.
Canon EOS-1D C: 0.00000125s
13. pixel density
Sony Alpha 7R: 544ppi
DxO One: 26.2mm
15. 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.
Nikon D810A: 14.8Evs
Sony Cyber-shot DSC-HX400V: 39mm
17. higher resolution (screen)
A higher screen resolution provides a sharper image, making it easier to review your photos.
Fujifilm FinePix X-Pro1: 1230000k dots
Sony Cyber-shot DSC-TX66: 65.29cm³
Sony Cyber-shot DSC-TX66: 13mm
20. battery power
Samsung Galaxy NX Mirrorless: 4360mAh
1175 x 783px
Panasonic Lumix DMC-GH2: 1517 x 1920px
22. screen size
The bigger the screen size is, the better the user experience.
Samsung Galaxy NX Mirrorless: 4.8"
23. Faster photo autofocus due to a phase detection autofocus when shooting pictures
A phase detection autofocus is much faster than a contrast detection autofocus and allows sharper images.
29% have it
24. 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
25. Is a system camera
A system camera has lots of changeable parts such as lenses, flashes and other accessories. They offer greater flexibility than compact cameras.
43% have it
26. 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.
52% have it
27. has a flash
A flash is good for low-light environments, and can sometimes be used as flashlight.
88% have it
28. shutter lag
The amount of time it takes the camera to take a photo, without having to focus.
Leica M Typ 240: 0.00025s
29. has an optical viewfinder
An optical viewfinder (or OVF) allows the photographer to compose a shot while seeing exactly what the lens sees. There is no time lag and they require no power - as opposed to electronic viewfinders which can drain battery life. They are also better in low light situations.
29% have it
30. 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.
Sony Alpha 7R: 100%
31. can be controlled remotely
A remote control allows you to control the device remotely. The remote control can be included or optional.
44% have it
32. has continuous autofocus when recording movies
When recording movies they stay focussed and sharp.
66% have it
33. has manual shutter speed
This allows to manually set the shutter speed.
44% have it
34. power up delay
It takes less time for the camera to turn on and take a first picture.
Nikon D70: 0.01s
35. number of microphones
More microphones result in better sound quality and enable the device to filter out background noise.