Paulo Cortez

In the waters of Mozambique, this drone should be very good for shooting plastic bags as it should be the only thing left in the sea after the nets of the Chinese and Thai fishing boats

You can compare them with the LX10 as its studio scene is also available: it doesn't look by any means like the sharpest lens

First photo of Azenhas do Mar in Portugal, second of Singapore and third somewhere in the Algarve coast, Portugal.

That's a shot at f2.8 - 15mm (#23) and not many wide-angle lenses can avoid PF for the same parameters. However, #14 was shot at f11 -15mm and PF is clearly visible, especially on the left-top corner.

IMHO the main weakness is the chromatic aberration/fringing in the corners in every apertures. I don't consider bokeh performance an important aspect in ultra-wide zoom lenses, like this one,...