Comparison of Panasonic 14mm f/2.5 II ASPH Lumix G and Sigma 19mm f/2.8 DN Art

Attribute	Sigma 19mm f/2.8 DN Art ×	Panasonic 14mm f/2.5 II ASPH Lumix G ×
Aperture (f)	2.80 - 22.00	2.50 - 22.00
Filter Size (mm)	46	46
Notes	Lens mounts: Sony E-Mount, Micro Four Thirds. Lens hood (LH520-03) included. Available in black or silver.	Included accessories: front and rear caps; Available in black or silver.
Closest Focus (m)	0.2	0.18
Magnification Ratio (x)	0.14	0.1
Diameter (mm)	60.8	55.5
Focus Details	Inner focusing with linear AF motor	Internal with stepping motor
Focal Length (mm)	19.00	14.00
Diaphragm Blades	7	7
Brand	Sigma	Panasonic
Image Circle	APS-C	Micro Four-Thirds
Name	Sigma 19mm f/2.8 DN Art	Panasonic 14mm f/2.5 II ASPH Lumix G
Weight (g)	-	55
Type	Wide Prime	Wide Prime
Diaphragm Blades Type	rounded	rounded
Lens Construction	8 elements in 6 groups, including 3 aspherical elements	6 elements in 5 groups, including 3 aspherical lenses
Diagonal Angle of View (degree)	59.30	75.00
Length (mm)	45.7	20.5
APS Equivalent	1.5x: 28.5mm; 2.0x: 38mm	-
35mm Equivalent	-	28mm