LCD and Viewfinder
Fujifilm X100S has a Fixed Type 2.8" LCD screen with a resolution of 460k dots. At only 2.8", the screen is on the smaller side and 460kdot resolution is lower than most of the recent models in this class.
X100S has a built-in Electronic and Optical (tunnel) viewfinder. The viewfinder has a resolution of 2,350kdots and coverage of 90%. 90% coverage means that what you see in your viewfinder while shooting will slightly be different from the actual image. The magnification ratio of the viewfinder is 0.5x (35mm equivalent).
Max Shutter speed
Fujifilm X100S can shoot continuously at max speed of 6 fps
and has max shutter speed of 1/4000 sec
X100S has a built-in flash, and it also has a flash shoe to mount your external flashes too.
The AF system has 49 points to choose from.
With Fujifilm X100S, you can record your videos at a highest resolution of 1920 x 1080 at 60,30 fps and save in and H.264 formats. Full HD resolution of Fujifilm X100S 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
X100S has a built-in Stereo microphone and a Mono speaker.
Fujifilm X100S doesn't have any connections for external microphones and headphones. If you need a Large Sensor Compact camera with external microphone connectivity, consider Fujifilm X100V or Sony Cyber-shot DSC-RX100 VII in a similar price range.
Connectivity and Storage
You can connect X100S to compatible devices via its HDMI port or USB 2.0 (480 Mbit/sec) port.
Fujifilm X100S is powered by battery which provides a shooting life of 330 according to CIPA standards.
Considering that the average battery life of Large Sensor Compact type cameras is 300 shots, its battery life is about average in its class but it would still be wise to invest in some spare batteries for long photo trips.
Battery Life Comparison in Large Sensor Compact Cameras
Leica X Vario with its 450shots is the model with longest battery life among Large Sensor Compact cameras. Check the comparison of Fujifilm X100S vs Leica X Vario or take a look at Longest Battery Life Compact cameras list.
Fujifilm X100S Features Compared to Main Competitors