Comparison / Difference between Canon PowerShot SD940 IS VS SD960 IS
End Result: You can say them Twin cameras, buy SD940IS- Details Below
Same Features in Canon PowerShot SD940 IS & SD960 IS:

Same 12.1 Megapixels camera
Both cameras uses same CCD sensors with same size 1/2.3 " and pixels density 43 MP/cm²
Same optical zoom 4x and digital More >