LCD and Viewfinder
Casio EX-ZR400 has a Fixed Type 3" LCD screen with a resolution of 461k dots. Both the screen size and the screen resolution is up to the standards of this class.
EX-ZR400 doesn't have a viewfinder and no option for external viewfinder. Lack of a viewfinder can be problematic especially under strong light where visibility of LCD screens goes down dramatically. If you need a Compact camera with a built-in viewfinder in a similar price range, consider Nikon Coolpix P7800 (Compare) or Fujifilm X30 (Compare). If the price is not an issue, take a look at our Top Rated Cameras with Viewfinders.
Max Shutter speed
Casio EX-ZR400 can shoot continuously at max speed of 30 fps
and has max shutter speed of 1/2000 sec
Unfortunately EX-ZR400 doesn't have an external flash shoe so you are limited with the built-in flash.
Casio EX-ZR400 features a Contrast Detection autofocusing system.
With Casio EX-ZR400, you can record your videos at a highest resolution of 1920 x 1080 at 30 fps and save in and H.264 formats. Full HD resolution of Casio EX-ZR400 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
EX-ZR400 also a high speed mode where it captures videos at 1,000 fps for ultra slow motion videos. EX-ZR400 has a built-in Stereo microphone and a Mono speaker.
Casio EX-ZR400 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 EX-ZR400 to compatible devices via its HDMI port or USB 2.0 (480 Mbit/sec) port.
Casio EX-ZR400 is powered by battery which provides a shooting life of 500 according to CIPA standards.
Considering that the average battery life of Compact type cameras is 255 shots, Casio EX-ZR400 has a good battery life for its class.
Battery Life Comparison in Small Sensor Superzoom Cameras
Fujifilm HS35EXR with its 600shots is the model with longest battery life among Small Sensor Superzoom cameras. Check the comparison of Casio EX-ZR400 vs Fujifilm HS35EXR or take a look at Longest Battery Life Compact cameras list.
Casio EX-ZR400 Features Compared to Main Competitors