It turns out that the Dahua DH-SD49225T-HN is the third option. But on paper it is very similar to the DS-2EN4225IW-EN. Both 0.005Lux, 2MP, 25x Zoom, F1.6-F3.5, 4.8mm to 120mm
For the Dahua I find a lot of information here in the forum, pictures and videos. But nothing for the Hikvision. I Also...