As Fujifilm's top-of-the-line GF-series camera ... is much better at focusing on moving subjects, but the GFX 100 still isn't up to snuff for challenging fast-paced action-centric subjects.
Even so, it’s one of the heavier lenses in the line-up and packs a lot of glass ... Testing the lens with the 102 megapixel Fujifilm GFX 100 II, I found that GF 23mm was easily sharp enough ...