Panasonic ZS10 has a 14.0MP 1/2.3-inch (6.08 x 4.56 mm ) sized CMOS sensor and features Venus Engine FHD processor. You can shoot at maximum resolution of 4320 x 3240 pixels with aspect ratios of 1:1, 4:3, 3:2 and 16:9. ZS10 has a native ISO range of 80 - 6400 but unfortunately, Panasonic ZS10 doesn't have RAW file support. If you need a Compact camera with a RAW support, consider Leica Q (Typ 116) or Casio Exilim EX-10 in the same price range.
Panasonic ZS10 is not the highest resolution Small Sensor camera. Canon SX740 HS with its 21.0MP sensor is leading in this class. Check the comparison of Panasonic ZS10 vs Canon SX740 HS or take a look at Highest resolution Compact cameras list.
Let's look at how the size of the Panasonic ZS10's 1/2.3-inch sensor compares with other standard sensor sizes.
Comparison image of Panasonic ZS10 Sensor Size with other standard sensors
Sensor size is what determines the circle of confusion, and therefore how much
depth of field Panasonic ZS10 gives you at any given aperture.
You can
calculate
the exact depth of field for the Panasonic ZS10
at any focal length, aperture and subject distance, including the hyperfocal distance
for landscapes and how close you can get before the focus zone becomes too thin.