Panasonic FP2 has a
14.0MP 1/2.3-inch (6.08 x 4.56 mm ) sized CCD sensor and features Venus Engine IV processor. On the other hand, Panasonic FP7 has a
16.0MP 1/2.3-inch (6.08 x 4.56 mm ) sized CCD sensor and features Venus Engine IV processor.
Below you can see the FP2 and FP7 sensor size comparison.
Panasonic FP2 and Panasonic FP7 have the same sensor sizes so they will provide same level of control over the depth of field when used with same focal length and aperture.