a7 III has Best High ISO Performance Compared to a7R III, a6500, GH5

Famous Photographer Max Yuryev has made a video for high ISO lowlight comparison on Sony a7 III (Amazon/B&H/Adorama) with a7R III (Amazon/B&H/Adorama), a6500 and Panasonic GH5. From the result, we can clearly see that a7 III has best high ISO performance than all other three cameras. It seems that a7 III does have a next-generation sensor.

a7 iii vs a7r iii vs a6500 vs gh5 iso 12800 a7 iii vs a7r iii vs a6500 iso 25600