Comparison of Canon EF-S 60mm f/2.8 Macro USM and Sigma 56mm f/1.4 DC DN Contemporary

Attribute	Canon EF-S 60mm f/2.8 Macro USM ×	Sigma 56mm f/1.4 DC DN Contemporary ×
Filter Size (mm)	52	55
Notes	EF-S lens mount, exclusively for EOS 20D, Digital Rebel, and newer bodies with APS-C sensors.	Available AF Mounts: Canon EF-M, Micro Four Thirds, Sony E-mount; Compatible with Sigma's Mount Conversion Service
Closest Focus (m)	0.2	0.5
Magnification Ratio (x)	1	0.14
Type	Telephoto Prime Macro	Telephoto Prime
Focus Details	Inner focusing; full-time manual focus and USM	Smooth and quiet AF with stepper motor
APS Equivalent	96mm	1.5x: 84mm; 2.0x: 112mm
Diameter (mm)	73	66.5
Image Circle	APS-C	APS-C
Focal Length (mm)	60.00	56.00
Brand	Canon	Sigma
Name	Canon EF-S 60mm f/2.8 Macro USM	Sigma 56mm f/1.4 DC DN Contemporary
Weight (g)	335	280
Aperture (f)	2.80 - 32.00	1.40 - 16.00
Diaphragm Blades	7	9
Diagonal Angle of View (degree)	25.00	28.50
Length (mm)	70	59.5
Diaphragm Blades Type	-	rounded
Lens Construction	12 elements in 8 groups	10 elements in 6 groups, including 1 SLD and 2 asperical elements