The Tamron 35-100mm f/2.8 Di III VXD aims to combine a wide focal range, a constant f/2.8 aperture, responsive autofocus, and excellent image quality. Here is our full review.
The Sony FE 50-150 mm f/2 GM stands above all other fast zooms, combining a versatile focal range with an exceptionally bright constant f/2 aperture. Read our full review.