Comparison of Fujinon XF 100-400mm ƒ/4.5-5.6 R LM OIS WR and Sony FE 100-400mm f/4.5-5.6 GM OSS SEL100400GM

Attribute	Fujinon XF 100-400mm ƒ/4.5-5.6 R LM OIS WR ×	Sony FE 100-400mm f/4.5-5.6 GM OSS SEL100400GM ×
Aperture (f)	4.50 - 22.00	4.50 - 40.00
Filter Size (mm)	77	77
Notes	For Fujifilm X-mount; Optical image stabilization (5.0 stops); Weather-sealed with 13 water and dust resistant seals at 12 points	Optical SteadyShot (5-axis image stabilization becomes available when used with a series bodies that feature built-in image stabilization)
Closest Focus (m)	1.75	0.98
Magnification Ratio (x)	0.19	0.35
Zoom System	Rotary	Rotary, with zoom torque adjustment
Type	Telephoto Zoom	Telephoto Zoom
APS Equivalent	152 - 609mm	150 - 600mm
Diaphragm Blades	9	9
Image Circle	APS-C (Fujifilm X-mount)	35mm (Full-frame E-Mount)
Focal Length (mm)	100.00 - 400.00	100.00 - 400.00
Brand	Fujinon	Sony
Name	Fujinon XF 100-400mm ƒ/4.5-5.6 R LM OIS WR	Sony FE 100-400mm f/4.5-5.6 GM OSS SEL100400GM
Weight (g)	1375	1395
Diaphragm Blades Type	rounded	rounded
Lens Construction	21 elements in 14 groups, including 1 Super ED and 5 ED elements; Super EBC coating; Water-repellent fluorine coating on front element	22 elements in 16 groups, including 2 ED (Extra-low Dispersion) glass elements and one Super ED glass element; Nano AR Coating
Diagonal Angle of View (degree)	4.10 - 16.20	6.20 - 24.00
Length (mm)	210.5	205
Diameter (mm)	94.8	93.9
Focus Details	Internal with twin linear AF motors; Range Limiter switch	A floating focus mechanism driven by a combination of double linear motor and DDSSM (Direct Drive SSM) drive systems is the first of its kind