Comparison of Laowa 105mm f/2 STF and Samsung 85mm ƒ/1.4 ED SSA NX i-Function

Attribute	Laowa 105mm f/2 STF ×	Samsung 85mm ƒ/1.4 ED SSA NX i-Function ×
Filter Size (mm)	67	67
Notes	Available Mounts: Canon EF, Nikon F, Pentax K, Sony A, Sony E	i-Function system. i-Scene: Beauty, Portrait, Children, Sport, Backlight, Night. Lens hood included.
Closest Focus (m)	0.9	0.82
Magnification Ratio (x)	0.16	0.13
Type	Telephoto Prime (Smooth Transition Focus)	Telephoto Prime
Focus Details	Internal; Manual Focus only	Super Sonic Actuator (SSA); Full-Time Manual Focus Override
APS Equivalent	1.5x: 157.5mm; 1.6x: 168mm	130.9mm
Diameter (mm)	76	79
Image Circle	35mm	Samsung NX (APS-C)
Focal Length (mm)	105.00	85.00
Brand	Laowa	Samsung
Name	Laowa 105mm f/2 STF	Samsung 85mm ƒ/1.4 ED SSA NX i-Function
Weight (g)	745	714
Aperture (f)	2.00 - 32.00	1.40 - 22.00
Diaphragm Blades	8	9
Diagonal Angle of View (degree)	23.30	18.80
Length (mm)	98.9	92.2
Diaphragm Blades Type	-	circular
Lens Construction	11 elements in 8 groups, including 1 APD, 1 HR, 3 LD elements	10 elements in 8 groups, with 1 Extra Low Dispersion lens