Sigma 70-200mm f/2.8 DG OS HSM Sport vs 50-200mm f/4-5.6 DC OS HSM

Both are Nikon F telephoto zoom lenses. Here is what actually differs.

Sigma

70-200mm f/2.8 DG OS HSM Sport

f/2.8HSM

Full specs

Sigma

50-200mm f/4-5.6 DC OS HSM

f/4HSM

Full specs

Pick the 70-200mm f/2.8 DG OS HSM Sport if

You need 1 stop more light for low light or background blur (f/2.8 vs f/4)
You shoot full frame: the 50-200mm f/4-5.6 DC OS HSM is made for APS-C
You care about the shape of out-of-focus highlights: 11 aperture blades vs 8
Our notes say it suits: Sports and events, portraits at distance, concert and stage work

Pick the 50-200mm f/4-5.6 DC OS HSM if

You want a wider view: 50mm vs 70mm at the wide end

Spec differences

10 differences

Specifications that differ between the Sigma 70-200mm f/2.8 DG OS HSM Sport and the Sigma 50-200mm f/4-5.6 DC OS HSM
	70-200mm f/2.8 DG OS HSM Sport	50-200mm f/4-5.6 DC OS HSM
Format	Full frame	APS-C
Focal length	70-200mm	50-200mm
Max aperture	f/2.8 1 stop faster	f/4
Length	202.9 mm	not listed
Diameter	94.2 mm	not listed
Filter thread	82 mm	55 mm
Min focus distance	1.2 m	1.1 m closer
Max magnification	0.21×	0.22× larger
Aperture blades	11 more blades	8
Optical design	24 elements / 22 groups	14 elements / 10 groups

5 identical specs hidden: brand, mount, type, autofocus motor, image stabilization. Show all

Brand: Sigma both
Mount: Nikon F both
Type: Telephoto Zoom both
Autofocus motor: HSM both
Image stabilization: Yes both

Our notes

Sigma 70-200mm f/2.8 DG OS HSM Sport

Sigma's stabilized 70-200mm f/2.8 Sport telephoto zoom for full-frame DSLRs, with an 11-bladed aperture and a minimum focus distance of 1.2 m. It takes 82mm filters.