Camera is able to capture photographs and usually videos, The most important characteristics of a camera are the resolution (measured in megapixels), lens focus type (fixed or automatic), higher megapixel cameras are known to capture higher quality photos, but not always a good measurement of the photos quality.
Dual 12 MP, f/1.8, 1/2.55", dual pixel PDAF, OIS + 13 MP, dual-LED dual-tone flash
(2160p@30fps, 1080p@30fps (gyro-EIS)
20 MP, f/2.0
Zeiss optics, Phase detection, Geo-tagging, touch focus, Panorama, HDR