High ISO Test: Panasonic Lumix S1 Vs GH5S at ISO 25,600

Here is first high ISO comparison for Panasonic Lumix S1 (B&H Photo Video/Adorama/Amazon) and Panasonic Lumix GH5S. At ISO 25,600, which one is better ? See the video above:

Is the full-frame Lumix S1 a better low-light camera than the GH5S? I’ve conducted an ISO test between these three Panasonic cameras—GH5, GH5S and S1. After reviewing the footage, these are the top ISO settings I’m comfortable shooting with on each camera: GH5 ISO1600 GH5S ISO12800 S1 ISO25600