Comparison of Sony E 35mm f/1.8 OSS SEL35F18 and Tamron 35mm f/2.8 Di III OSD M1:2 (Model F053)

Attribute	Tamron 35mm f/2.8 Di III OSD M1:2 (Model F053) ×	Sony E 35mm f/1.8 OSS SEL35F18 ×
Aperture (f)	2.80 - 22.00	1.80 - 22.00
Filter Size (mm)	67	49
Notes	Available mounts: Sony E-mount; Moisture-resistant construction; Included Accessories: Lens hood, lens caps.	Sony E-Mount. Optical Image Stabilization (4 stops).
Closest Focus (m)	0.15	0.3
Magnification Ratio (x)	0.5	0.15
Diameter (mm)	73	62.2
Type	Wide Prime	Standard Prime
APS Equivalent	-	52.5mm
Diaphragm Blades	7	7
Image Circle	Image Circle	APS-C (Sony E-Mount)
Focal Length (mm)	35.00	35.00
Brand	Tamron	Sony
Name	Tamron 35mm f/2.8 Di III OSD M1:2 (Model F053)	Sony E 35mm f/1.8 OSS SEL35F18
Weight (g)	210	155
Diaphragm Blades Type	circular	rounded
Lens Construction	9 elements in 8 groups, including 1 GM (Glass Molded) aspherical and 1 LD (Low Dispersion) element; BBAR coating; Fluorine coating	8 elements in 6 groups
Diagonal Angle of View (degree)	63.50	44.00
Length (mm)	64	45
35mm Equivalent	1.5x: 52.5mm	-
Focus Details	Internal with OSD (Optimized Silent Drive) motor; Continuous manual focus mechanism	Quiet, high-speed linear motor; Supports DMF (Direct Manual Focus)