Leica C-Lux has a
20.0MP ( ) sized CMOS sensor . On the other hand, Samsung Galaxy Camera 4G 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.
Below you can see the C-Lux and Galaxy Camera 4G sensor size comparison.
As seen above, Samsung Galaxy Camera 4G has a infx Larger sensor area than Leica C-Lux. 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.