On paper, Sigma's decision to release two 150-600mm zoom lenses at the same time is an odd one. Both cover a zoom range that appeals to wildlife and sports shooters, but when you use the Sigma 150-600mm F5-6.3 DG OS HSM Sports ($1,999) and the 150-600mm F5-6.3 DG OS HSM Contemporary, the differences are clear. The Sports version of the lens is larger, heavier, and features a tougher build—it's also more expensive. If you need a rugged camera lens that can shoot in any type of weather, the Sports is likely the lens you want. But for most shooters the Contemporary is the better, more affordable option, and it remains our Editors' Choice. DesignThe 150-600mm Sports is a huge, heavy lens. It measures 11.4 by 4.8 inches (HD)—without the hood attached—and weighs 6.3 pounds. The 105mm front element does accept filters, but Sigma doesn't include a lens cap; instead, a protective nylon cover is included. It slips over the front of the lens to protect the exposed glass when the hood is rev...
The pricey Sigma 150-600mm F5-6.3 DG OS HSM Sports is a pro-grade telezoom lens that is built to stand the test of time, but boy is it heavy.
Very sharp; Minimal distortion; Built like a tank; Weather-sealed design; Includes tripod collar and lens hood; Quick focus; Image stabilization system; Zoom locking mechanism; Available for multiple camera systems
Expensive; Very heavy; Relatively narrow aperture