The best tele-zoom on the market. Incerdible sharpness and OS (optical stabilization system) which allows handheld shooting with such a long focal lenght. I'm using it with Sigma SD1 Merrill and the results are stunning.

Great lens very fast shipping and best price

Like all reviews, this lens is a beast (heavy), but built like a tank, although the feel and handling is still very nice. Focus speed is very fast given the amount of glass and weight it has to move around. It's also silent.... If you use the focus range limiter, then focus speed is even faster.

Easy to use

. So far though, we tested it more for portraiture than sports, but we're going to do so! With a flash, this lens shows off nothing else but pure sharpness, and even without a flash in good lighting. The image stabilization is proving to be quite effective, but man is this thing heavy.

The Sigma 150-600mm f/5-6.3 DG OS HSM Sports offers a unique and high-quality alternative to similar lenses from Canon and Nikon. Neither of those companies have a lens in their line-ups with the same focal range though - the nearest competitor is the Tamron SP 150-600mm f/5-6.3 Di VC USD, which is...

Designed and executed for the most demanding types of photography, the Sigma 150-600mm 5-6.3 DG HSM OS Sports lens is the new standard for telephoto zooms. Boasting 2 FLD glass elements (performance equal to fluorite) and 3 SLD glass elements, the new Sigma 150-600mm Sport produces incredibly sharp...

The Sport version of Sigma's 150-600mm lens is the most expensive in our line-up, but also offers a premium build, fine-tuned features and an impressive image quality. Nestling inside the dustproof and splashproof barrel are 24 elements in 16 groups.

While the focal length range of this lens immediately raises the eyebrows of wildlife and sports photographers, this lens is not limited to those uses. While photographers pursuing other subjects may not immediately recognize the usefulness of a 150-600mm zoom lens, many will quickly realize the...

As far as the mechanical quality is concerned, the Sigma 150-600mm f/5-6.3 DG OS HSM | Sports is, without doubts, a professional grade lens. Everything screams quality here but you also feel it ... in terms of weight.