Comparison of Panasonic 45-200mm f/4-5.6 II Power O.I.S. Lumix G VARIO (H-FSA45200) and Sigma 50-200mm ƒ/4-5.6 DC OS HSM

Attribute	Sigma 50-200mm ƒ/4-5.6 DC OS HSM ×	Panasonic 45-200mm f/4-5.6 II Power O.I.S. Lumix G VARIO (H-FSA45200) ×
Filter Size (mm)	55	52
Notes	Available AF Mounts: Sigma, Canon, Nikon, Sony, Pentax. Included Accessories: Case, Lens Hood. Optical Stabilization.	Additional features: Power O.I.S. Image Stabilization; Splashproof / Dustproof; Included Accessories: Lens Hood, Lens Caps, Storage Bag
Length (mm)	101.9	100
Magnification Ratio (x)	0.22	0.19
Diameter (mm)	74.4	70
Closest Focus (m)	1.1	1
Focal Length (mm)	50.00 - 200.00	45.00 - 200.00
Diagonal Angle of View (degree)	7.10 - 27.90	6.20 - 27.00
Brand	Sigma	Panasonic
Image Circle	APS-C	Micro Four-Thirds
Name	Sigma 50-200mm ƒ/4-5.6 DC OS HSM	Panasonic 45-200mm f/4-5.6 II Power O.I.S. Lumix G VARIO (H-FSA45200)
Weight (g)	420	370
Type	Telephoto Zoom	Telephoto Zoom
Aperture (f)	4.00 - 22.00	4.00 - 22.00
Diaphragm Blades	8	7
Diaphragm Blades Type	-	circular
Lens Construction	14 elements in 10 groups, including 1 SLD element	16 elements in 13 groups, including 3 ED elements
Zoom System	Rotary	Rotary
Focus Details	Internal; HSM with full-time manual override	Internal focus with linear motor
APS Equivalent	1.5x: 75-300mm; 1.6x: 80-320mm	-
35mm Equivalent	-	90 - 400mm