This lens performs as well as the Sony at a third of the price. The images are in sharp focus and the lens is easy to use and works perfectly with my Sony 9ii.

I got this lens for portraits. That might sound daft considering all the rave about primes but when I heard a top portrait photographer say she used the 24-105 when pointing out that you don't need a crazy expensive lens to do beautiful photos, I bought it. And I love it.

I've been a working photographer for over 30 years, and never owned a Sigma lens before. For years I shot weddings/events/meetings with Mamiya/Pentax (medium format), and gradually moved to Canon/Nikon in the digital years. During that timeframe, I only purchased and used OEM lenses.

One of their latest products is the Sigma 24-105mm f/4 HSM DG OS | A. As the name implies, it is part of the "Art" series, thus their most prestigious segment of lenses. In Nikon land, it obviously targets the Nikkor AF-S 24-120mm f/4 VR, which so far has been the only real option option for...