Comparison of Laowa 17mm f/1.8 MFT and Sony FE 28mm ƒ/2 SEL28F20

Attribute	Sony FE 28mm ƒ/2 SEL28F20 ×	Laowa 17mm f/1.8 MFT ×
Diagonal Angle of View (degree)	75.00	65.00
Aperture (f)	2.00 - 22.00	1.80 - 22.00
Diaphragm Blades Type	rounded	rounded
Magnification Ratio (x)	0.13	0.2
Filter Size (mm)	49	46
APS Equivalent	42mm	-
Type	Wide Prime	Wide Prime
Diaphragm Blades	9	7
Lens Construction	9 elements in 8 groups, including 3 aspherical and 2 ED elements	9 elements in 7 groups, including one ED element; Frog Eye Coating
Image Circle	35mm (Full-frame E-Mount)	Micro Four-Thirds
Focal Length (mm)	28.00	17.00
Brand	Sony	Laowa
Name	Sony FE 28mm ƒ/2 SEL28F20	Laowa 17mm f/1.8 MFT
Weight (g)	200	172
Diameter (mm)	64	55
Length (mm)	60	51
35mm Equivalent	-	34mm
Closest Focus (m)	0.29	0.15
Notes	Sony FE-Mount; Included accessories: lens hood, front and rear lens caps.	-
Focus Details	Autofocus with advanced linear actuator; inner focusing	Internal; Manual focus only