Just in: Yes, it weighs more than 3.6kg, and it is in no way pocketable, unless you are happier to see someone than anyone has ever been. But this Sigma 120-300mm f2.8 DG HSM OS Sport lens is actually pretty easy to handle for something with this range and aperture. https://www.camera-traders.com/products/sigma-120-300mm-f2-8-dg-hsm-os-sport