.... is suitable for point and shoot purpose. The more compact the most comfort and agile like the S100.
If it is bulky (near to size of DSLR) it is not so difficult for other famous brand factories to do so (assembling bigger sensor size).
If that is needed or preferred a better quality. I reckon Nex 5N (hybrid type) with pancake lens is so proper to handle or be hidden in pocket in terms of output of quality images and camera's size relevant.
I would take the D550 of mine for more serious photography only.