Samsung EX2F has a 12.0MP 1/1.7-inch (7.44 x 5.58 mm ) sized BSI-CMOS sensor . You can shoot at maximum resolution of 4000x3000 pixels. EX2F has a native ISO range of 80 - 3200 and it can save files in RAW format which gives you a wider room for post processing.
Samsung EX2F 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 Samsung EX2F vs Canon SX740 HS or take a look at Highest resolution Compact cameras list.
Samsung EX2F DxOMark Sensor Scores
DxOMark is a benchmark that scientifically assesses image quality of camera sensors. Samsung EX2F sensor has been tested by DxO Mark and got an overall score of 48 for its image quality. You can find the details of their analysis of Samsung EX2F here.
Let's look at how the size of the Samsung EX2F's 1/1.7-inch sensor compares with other standard sensor sizes.
Comparison image of Samsung EX2F Sensor Size with other standard sensors
Sensor size is what determines the circle of confusion, and therefore how much
depth of field Samsung EX2F gives you at any given aperture.
You can
calculate
the exact depth of field for the Samsung EX2F
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.