Comparison of Canon EF 50mm f/1.8 II and Pentax SMC DA 70mm f/2.4 Limited

Attribute	Canon EF 50mm f/1.8 II ×	Pentax SMC DA 70mm f/2.4 Limited ×
Notes	Canon EF mount (plastic)	-
Magnification Ratio (x)	0.15	0.12
Filter Size (mm)	52	49
Focus Details	Linear extension system with Micromotor	Quick-Shift Focus System
Closest Focus (m)	0.45	0.7
Lens Construction	6 elements in 5 groups	6 elements in 5 groups
Length (mm)	41	26
Focal Length (mm)	50.00	70.00
APS Equivalent	80mm	107mm
Brand	Canon	Pentax
Image Circle	35mm	APS-C
Name	Canon EF 50mm f/1.8 II	Pentax SMC DA 70mm f/2.4 Limited
Weight (g)	130	130
Type	Standard Prime	Telephoto Prime
Aperture (f)	1.80 - 22.00	2.40 - 22.00
Diaphragm Blades	5	9
Diagonal Angle of View (degree)	46.00	23.00
Diameter (mm)	68	63