Comparison of Panasonic 50mm f/1.4 Lumix S Pro (S-X50) and Sony FE 50mm f/1.2 GM SEL50F12GM

Attribute	Panasonic 50mm f/1.4 Lumix S Pro (S-X50) ×	Sony FE 50mm f/1.2 GM SEL50F12GM ×
Filter Size (mm)	77	72
Notes	Dust/splash-resistant; Included Accessories: front and rear lens caps, lens hood, storage bag.	For Sony E-mount; Moisture- and Dust-proof; Aperture Ring has De-Click Switch; Included Accessories: Front and rear lens caps, lens hood, case.
Closest Focus (m)	0.44	0.4
Magnification Ratio (x)	0.15	0.17
Type	Standard Prime	Standard Prime
Length (mm)	130	108
APS Equivalent	75mm	75mm
Diagonal Angle of View (degree)	47.00	47.00
Image Circle	35mm (L-Mount)	35mm
Focal Length (mm)	50.00	50.00
Brand	Panasonic	Sony
Name	Panasonic 50mm f/1.4 Lumix S Pro (S-X50)	Sony FE 50mm f/1.2 GM SEL50F12GM
Weight (g)	955	778
Aperture (f)	1.40 - 16.00	1.40 - 16.00
Diaphragm Blades	11	11
Diaphragm Blades Type	circular	circular
Lens Construction	13 elements in 11 groups, including 2 aspherical and 3 ED elements; Fluorine coating on front element.	14 elements in 10 groups, including three XA lens elements
Diameter (mm)	90	87
Focus Details	Internal AF; Double focus system combining linear and stepping motor; AF/MF clutch mechanism	Internal, with 4 XD Linear motors; AF/MF Switch