Large APS-C (23.5 x 15.7 mm) sensor Large sensor in Samsung GX-1S ensures a good low light image quality compared to smaller sensor, and it also provide shallow depth of field and a nice blurry background when needed.
Large Body Even the smallest lens attached to this body will be a burden to carry everywhere with you.
605g Carrying this weight all day may not be very comfortable for you.
Body Thickness 66mm With a thickness of 66mm,Samsung GX-1S is not a pocketable camera for sure.