Comparison of Laowa 105mm f/2 STF and Tamron 85mm ƒ/1.8 Di VC USD SP (Model F016)

Attribute	Laowa 105mm f/2 STF ×	Tamron 85mm ƒ/1.8 Di VC USD SP (Model F016) ×
Filter Size (mm)	67	67
Notes	Available Mounts: Canon EF, Nikon F, Pentax K, Sony A, Sony E	Available mounts: Canon EF, Nikon F, Sony A; Optical Image Stabilization (3.5 stops); Weather resistant; Compatible with TAMRON TAP-in Console
Closest Focus (m)	0.9	0.8
Magnification Ratio (x)	0.16	0.14
Type	Telephoto Prime (Smooth Transition Focus)	Telephoto Prime
Focus Details	Internal; Manual Focus only	Internal; USD (Ultrasonic Silent Drive) with continuous manual focus mechanism
APS Equivalent	1.5x: 157.5mm; 1.6x: 168mm	1.5x: 128mm; 1.6x: 136mm
Diameter (mm)	76	84.8
Image Circle	35mm	35mm
Focal Length (mm)	105.00	85.00
Brand	Laowa	Tamron
Name	Laowa 105mm f/2 STF	Tamron 85mm ƒ/1.8 Di VC USD SP (Model F016)
Weight (g)	745	700
Aperture (f)	2.00 - 32.00	1.80 - 16.00
Diaphragm Blades	8	9
Diagonal Angle of View (degree)	23.30	28.60
Length (mm)	98.9	91.4
Diaphragm Blades Type	-	rounded
Lens Construction	11 elements in 8 groups, including 1 APD, 1 HR, 3 LD elements	13 elements in 9 groups, including 1 XLD (Extra Low Dispersion) and 1 LD (Low Dispersion) elements; eBAND and BBAR coatings