Comparison of Fujinon XF 18-135mm ƒ/3.5-5.6 R LM OIS WR and Sigma 18-125mm f/3.8-5.6 DC OS HSM

Attribute	Fujinon XF 18-135mm ƒ/3.5-5.6 R LM OIS WR ×	Sigma 18-125mm f/3.8-5.6 DC OS HSM ×
Notes	For Fujifilm X-mount. OIS provides optical image stabilization equivalent to 5 stops. Weather resistant.	Image Stabilization; Available AF mounts: Sigma, Canon, Nikon, Pentax, Sony
Magnification Ratio (x)	0.27	0.26
Filter Size (mm)	67	67
Length (mm)	97.8	88.5
Closest Focus (m)	0.45	0.35
Diagonal Angle of View (degree)	12.00 - 76.50	11.40 - 69.30
Focus Details	AF plus 'fly-by-wire' MF; Linear motor	Internal, with HSM
Focal Length (mm)	18.00 - 135.00	18.00 - 125.00
APS Equivalent	27 - 206mm	1.5x: 27 - 188mm; 1.6x: 29 - 200mm
Brand	Fujinon	Sigma
Image Circle	APS-C (Fujifilm X-mount)	Image Circle
Name	Fujinon XF 18-135mm ƒ/3.5-5.6 R LM OIS WR	Sigma 18-125mm f/3.8-5.6 DC OS HSM
Weight (g)	490	505
Type	Standard Zoom	Standard Zoom
Aperture (f)	3.50 - 22.00	3.80 - 22.00
Diaphragm Blades	7	7
Diaphragm Blades Type	rounded	-
Lens Construction	16 elements in 12 groups, including 4 aspherical elements and 2 anomalous dispersion lenses	16 elements in 12 groups, including SLD and aspherical elements
Zoom System	Rotary	Rotary
Diameter (mm)	75.7	74