Just checking on my existing cameras, I see I have several DS-2CD2386G2-I which have identical specs as the PCI-T18f2s in term of image hardware: 1/1.8" 4k sensor, f/1.6 2,8mm lens. So I guess I know already what to expect. To bad about DS-2CD2387G2-LSU/SL with it's 1/1.2" sensor and f/1.0...