Comparison of Carl Zeiss 50mm f/2 Makro-Planar T* 2/50 and Sony 50mm f/1.4 ZA SSM Carl Zeiss Planar T*

Attribute	Sony 50mm f/1.4 ZA SSM Carl Zeiss Planar T* ×	Carl Zeiss 50mm f/2 Makro-Planar T* 2/50 ×
Filter Size (mm)	72	67
Notes	For Sony A-mount. Included Accessories: Front and rear lens caps, ALC-SH126 lens hood.	Available SLR mounts: Canon EF-Mount (ZE), Nikon F-Mount (ZF, ZF.2), Pentax K-Mount (ZK). Nikon ZF.2 version includes CPU interface for autoexposure
Closest Focus (m)	0.45	0.24
Magnification Ratio (x)	0.14	0.5
Type	Standard Prime	Standard Prime, Macro
Focus Details	Rear-focus, with SSM (Super Sonic wave Motor); Direct Manual Focus; Focus Hold Button	Manual focus only
APS Equivalent	75mm	1.5x: 77.4mm
Diameter (mm)	81	72
Image Circle	35mm	35mm
Focal Length (mm)	50.00	51.60
Brand	Sony	Carl-zeiss
Name	Sony 50mm f/1.4 ZA SSM Carl Zeiss Planar T*	Carl Zeiss 50mm f/2 Makro-Planar T* 2/50
Weight (g)	518	530
Aperture (f)	1.40 - 22.00	2.00 - 22.00
Diaphragm Blades	9	9
Diagonal Angle of View (degree)	47.00	45.50
Length (mm)	71.5	65
Diaphragm Blades Type	circular	-
Lens Construction	8 elements in 5 groups, with 2 aspherical elements	8 elements in 6 groups