20.0X Optical Zoom
20.0X Optical Zoom of Casio EX-FH25 will give you a lot of flexibility considering this will be your only camera during the day. RAW shooting capability
RAW files contains much more color information compared to JPEGs, and gives you more room for post processing without significant quality loss. They provide wider dynamic range and option to recover shadow and highlight clipping to some degree.
Medium size Body
With relatively smaller body compared to DSLRs and better ergonomics compared to Compacts,Casio EX-FH25is a good compromise between size and functionality.
Carrying this weight all day may not be very comfortable for you. Body Thickness 83mm
With a thickness of 83mm,Casio EX-FH25 is not a pocketable camera for sure. Small 1/2.3" (6.17 x 4.55 mm) sensor
Casio EX-FH25's small sensor struggles in low light situations compared to larger sensor.