Our Sigma 24-70mm F2.8 Art Review Got an Important Update

Our initial Sigma 24-70mm f2.8 Art Review earned it very high marks. It has 11 aperture blades, great image quality, and it's weather sealed. For most users, it seems like an obvious purchase considering the price. But there's a very different story to be told when actually using the lens. When we first reviewed the lens, we tested it on the Sony E mount system. I purposely chose the Sony a7r III because the autofocus and resolution combo made the most sense. But I now also own the Leica SL2s an...