Comparison of Canon EF 35mmm f/1.4L USM and Tamron 45mm ƒ/1.8 Di VC USD SP (Model F013)

Attribute	Tamron 45mm ƒ/1.8 Di VC USD SP (Model F013) ×	Canon EF 35mmm f/1.4L USM ×
Filter Size (mm)	67	72
Aperture (f)	1.80 - 16.00	1.40 - 22.00
Closest Focus (m)	0.29	0.3
Magnification Ratio (x)	0.29	0.18
Type	Standard Prime	Wide Prime
Focus Details	Internal; USD (Ultrasonic Silent Drive) with continuous manual focus mechanism	Inner focusing; full-time manual focus and USM
APS Equivalent	1.5x: 67.5mm; 1.6x: 72mm	56mm
Notes	Available mounts: Canon EF, Nikon F, Sony A; VC Optical Image Stabilization (Canon and Nikon only); Included Accessories: Lens hood, lens caps.	-
Image Circle	Image Circle	35mm
Focal Length (mm)	45.00	35.00
Brand	Tamron	Canon
Name	Tamron 45mm ƒ/1.8 Di VC USD SP (Model F013)	Canon EF 35mmm f/1.4L USM
Weight (g)	540	580
Diagonal Angle of View (degree)	51.30	63.00
Diaphragm Blades	9	8
Diameter (mm)	80.4	79
Length (mm)	91.7	86
Diaphragm Blades Type	circular	-
Lens Construction	10 elements in 8 groups, including 1 LD (Low Dispersion) and 2 aspherical elements	11 elements in 9 groups, including 1 aspherical element