Nikon 16-80mm vs Sigma 17-70mm: Which Lens is Better? - YouTube
Nikon AF-S DX Nikkor 16-85mm f/3.5-5.6G ED VR vs Sigma 17-70mm F2.8-4 DC Macro OS HSM C: ¿cuál es la diferencia?
Amazon.com : Nikon AF-S DX NIKKOR 16-85mm f/3.5-5.6G ED Vibration Reduction Zoom Lens with Auto Focus for Nikon DSLR Cameras : Camera Lenses : Electronics