Canon 100-400 II vs Sigma 150-600 Sport vs Tamron 150-600 vs Canon 400 f5.6 Long Lens Shootout

Tony and Chelsea Northrup go out into the field to test out some popular long range lenses. They compare the sharpness and clarity of the Canon 100-400 II, Sigma 150-600 Sport, Tamron 150-600, and Canon 400 f5.6 .

Links to the camera lenses:
Canon EF 400mm f/5.6L USM Super Telephoto Lens
Canon EF 100-400mm f/4.5-5.6L IS II USM Lens
Sigma 150-600mm F5-6.3 DG OS HSM ( S ) Lens for Canon EF Cameras