LCD and Viewfinder
Canon G15 has a Fixed Type 3" LCD screen with a resolution of 922k dots. Both the screen size and the screen resolution is up to the standards of this class.
G15 has a built-in Optical (tunnel) viewfinder.
Max Shutter speed
Canon G15 can shoot continuously at max speed of 2 fps
and has max shutter speed of 1/4000 sec
G15 has a built-in flash, and it also has a flash shoe to mount your external flashes too.
Canon G15 features a Contrast Detection autofocusing system. The AF system has 9 points to choose from. Canon G15 also features Face detection AF
where it intelligently detects the faces in the frame and locks the focus automatically.
With Canon G15, you can record your videos at a highest resolution of 1920 x 1080 at 24 fps and save in and H.264 formats. Full HD resolution of Canon G15 will be adequate in most of the situations. But if you are after the highest resolution videos available, see our list of Top Cameras with 4K (Ultra-HD) Video
G15 also a high speed mode where it captures videos at 240 fps for ultra slow motion videos. G15 has a built-in Stereo microphone and a Mono speaker.
Canon G15 doesn't have any connections for external microphones and headphones. If you need a Compact camera with external microphone connectivity, consider Nikon Coolpix P7800 or Fujifilm X30 in a similar price range.
Connectivity and Storage
You can connect G15 to compatible devices via its HDMI port or USB 2.0 (480 Mbit/sec) port.
Canon G15 is powered by battery which provides a shooting life of 350 according to CIPA standards.
Considering that the average battery life of Compact type cameras is 255 shots, Canon G15 has a good battery life for its class.
Battery Life Comparison in Small Sensor Compact Cameras
Fujifilm X30 with its 470shots is the model with longest battery life among Small Sensor Compact cameras. Check the comparison of Canon G15 vs Fujifilm X30 or take a look at Longest Battery Life Compact cameras list.
Canon G15 Features Compared to Main Competitors