Samsung Galaxy Camera has a
16.0MP 1/2.3-inch (6.17 x 4.55 mm ) sized BSI-CMOS sensor and features 1.4GHz Quad-Core processor. On the other hand, Fujifilm X30 has a
12.0MP 2/3-inch (8.8 x 6.6 mm ) sized CMOS X-TRANS II sensor and features EXR Processor II processor.
Below you can see the Galaxy Camera and X30 sensor size comparison.
As seen above, Fujifilm X30 has a 2.1x Larger sensor area than Samsung Galaxy Camera. Larger sensors give photographer more control on the depth of field and blurry background compared to smaller sensor when shot in same focal length and aperture.