Comparison of Fujinon XF 70-300mm f/4-5.6 R LM OIS WR and Panasonic 100-400mm ƒ/4-6.3 ASPH Power OIS Leica DG Vario-Elmar

Attribute	Panasonic 100-400mm ƒ/4-6.3 ASPH Power OIS Leica DG Vario-Elmar ×	Fujinon XF 70-300mm f/4-5.6 R LM OIS WR ×
Filter Size (mm)	72	67
Notes	Additional features: Power O.I.S. Compatible with Dual Image Stabilization; Weather Sealed	For Fujifilm X-mount; Optical image stabilization (5.5 stops); Dedicated aperture ring; Compatible with 1.4x & 2.0x teleconverters.
Closest Focus (m)	1.4	0.83
Magnification Ratio (x)	0.25	0.33
Diameter (mm)	83	75
Type	Telephoto Zoom	Telephoto Zoom
APS Equivalent	-	107 - 457mm
Diagonal Angle of View (degree)	3.10 - 12.00	5.40 - 22.90
Image Circle	Micro Four-Thirds	APS-C (Fujifilm X-mount)
Focal Length (mm)	100.00 - 400.00	70.00 - 300.00
Brand	Panasonic	Fujinon
Name	Panasonic 100-400mm ƒ/4-6.3 ASPH Power OIS Leica DG Vario-Elmar	Fujinon XF 70-300mm f/4-5.6 R LM OIS WR
Weight (g)	985	795
Aperture (f)	4.00 - 22.00	4.00 - 22.00
Diaphragm Blades	9	9
Diaphragm Blades Type	rounded	rounded
Lens Construction	20 elements in 13 groups, including 1 aspherical ED, 1 UED and 2 ED elements	17 elements in 12 groups, including one aspherical element and two extra- low dispersion (ED) elements
Zoom System	Rotary	Rotary
Length (mm)	171.5	132.5
35mm Equivalent	200 - 800mm	-
Focus Details	240fps AF Drive with Focus Limiting switch	Internal linear-motor drive system