Sony, Sigma, and Tamron: Who Makes the Best Supertelephoto Zoom Lens?
Supertelephoto zoom lenses are useful for a wide range of genres, including everything from sports and wildlife to landscapes. There are a lot of options out there, and this excellent video review takes a look at four of them, the Sigma 150-600mm f/5-6.3 DG DN OS Sport, Sony 200-600mm f/5.6-6.3 G OSS, Sony 100-400mm f/4.5-5.6 GM OSS, and Tamron 150-500mm f/5-6.7 Di III VC VXD.