Low light performance comparison: The focus point is on letter P. On the left it’s Nikon with ISO 2000 and on the right it’s Panasonic with ISO 1600. Nikon has better ISO performance. Perspective Effect: If we look at the background the sofa on the left is bigger and the front object is actually relatively smaller. We can tell the difference between 85mm and 42.5mm. The view of field are same but the perspective effect is different.