Comparison of Fujinon XF 100-400mm ƒ/4.5-5.6 R LM OIS WR and Sigma 150-600mm ƒ/5-6.3 DG HSM OS Contemporary

Attribute	Sigma 150-600mm ƒ/5-6.3 DG HSM OS Contemporary ×	Fujinon XF 100-400mm ƒ/4.5-5.6 R LM OIS WR ×
Notes	Updated Optical Stabilizer (OS); Dust and splash-proof mount, as well as new water and oil-repellent coating on the front and rear lenses	For Fujifilm X-mount; Optical image stabilization (5.0 stops); Weather-sealed with 13 water and dust resistant seals at 12 points
Magnification Ratio (x)	0.2	0.19
Filter Size (mm)	95	77
Length (mm)	260	210.5
Closest Focus (m)	2.8	1.75
Diagonal Angle of View (degree)	-	4.10 - 16.20
Focus Details	HSM with manual override (MO) switch	Internal with twin linear AF motors; Range Limiter switch
Focal Length (mm)	150.00 - 600.00	100.00 - 400.00
APS Equivalent	1.5x: 225 - 900mm; 1.6x: 240 - 960mm	152 - 609mm
Brand	Sigma	Fujinon
Image Circle	35mm	APS-C (Fujifilm X-mount)
Name	Sigma 150-600mm ƒ/5-6.3 DG HSM OS Contemporary	Fujinon XF 100-400mm ƒ/4.5-5.6 R LM OIS WR
Weight (g)	1930	1375
Type	Telephoto Zoom	Telephoto Zoom
Aperture (f)	5.00 - 22.00	4.50 - 22.00
Diaphragm Blades	9	9
Diaphragm Blades Type	rounded	rounded
Lens Construction	20 elements in 14 groups, including 1 FLD and 3 SLD glass elements	21 elements in 14 groups, including 1 Super ED and 5 ED elements; Super EBC coating; Water-repellent fluorine coating on front element
Zoom System	Rotary (with zoom lock switch)	Rotary
Diameter (mm)	105	94.8