Comparison of Panasonic 100-400mm ƒ/4-6.3 ASPH Power OIS Leica DG Vario-Elmar and Tokina 80-400mm f/4.5-5.6 AT-X 840 AF D

Attribute	Panasonic 100-400mm ƒ/4-6.3 ASPH Power OIS Leica DG Vario-Elmar ×	Tokina 80-400mm f/4.5-5.6 AT-X 840 AF D ×
Filter Size (mm)	72	72
Notes	Additional features: Power O.I.S. Compatible with Dual Image Stabilization; Weather Sealed	Available AF Mounts: Canon, Nikon; Included Accessories: BH-725 Lens Hood, Fitted Soft Case
Length (mm)	171.5	136.5
Magnification Ratio (x)	0.25	0.19
Diameter (mm)	83	79
Closest Focus (m)	1.4	2.5
Focal Length (mm)	100.00 - 400.00	80.00 - 400.00
Diagonal Angle of View (degree)	3.10 - 12.00	6.22 - 29.83
Brand	Panasonic	Tokina
Image Circle	Micro Four-Thirds	35mm
Name	Panasonic 100-400mm ƒ/4-6.3 ASPH Power OIS Leica DG Vario-Elmar	Tokina 80-400mm f/4.5-5.6 AT-X 840 AF D
Weight (g)	985	1020
Type	Telephoto Zoom	Telephoto Zoom
Aperture (f)	4.00 - 22.00	4.50 - 32.00
Diaphragm Blades	9	8
Diaphragm Blades Type	rounded	-
Lens Construction	20 elements in 13 groups, including 1 aspherical ED, 1 UED and 2 ED elements	16 elements in 10 groups, including 1 SD and 2 LD elements
Zoom System	Rotary	Rotating with lock
Focus Details	240fps AF Drive with Focus Limiting switch	Internal
APS Equivalent	-	1.5x: 120 - 600mm; 1.6x: 128 - 640mm
35mm Equivalent	200 - 800mm	-