As a flagship mirrorless camera with superb photo and 8K video skills, the Lumix S1R II has fierce competition, with obvious rivals including the Sony A1 II, Canon EOS R5 II and Nikon Z8.

At present, stacked sensors are only found in Canon’s top-spec full-frame models: the EOS R1, the EOS R5 Mark II and the EOS R3, while the rival Fujifilm XH-2S is the only crop-sensor camera ...