Comparison of FUJINON GF 80mm F1.7 R WR and Tamron 85mm ƒ/1.8 Di VC USD SP (Model F016)

Attribute	FUJINON GF 80mm F1.7 R WR ×	Tamron 85mm ƒ/1.8 Di VC USD SP (Model F016) ×
Diaphragm Blades Type	rounded	rounded
Notes	For Fujifilm G-mount; Weather, dust and freeze resistant; Lens caps, hood and pouch included.	Available mounts: Canon EF, Nikon F, Sony A; Optical Image Stabilization (3.5 stops); Weather resistant; Compatible with TAMRON TAP-in Console
Aperture (f)	1.70 - 22.00	1.80 - 16.00
Magnification Ratio (x)	0.15	0.14
Filter Size (mm)	77	67
35mm Equivalent	63mm	-
Type	Telephoto Prime	Telephoto Prime
Diaphragm Blades	9	9
Lens Construction	12 elements in 9 groups, including one aspherical element and two Super ED elements	13 elements in 9 groups, including 1 XLD (Extra Low Dispersion) and 1 LD (Low Dispersion) elements; eBAND and BBAR coatings
Image Circle	Medium Format (Fujifilm G-mount)	35mm
Focal Length (mm)	80.00	85.00
Brand	Fujinon	Tamron
Name	FUJINON GF 80mm F1.7 R WR	Tamron 85mm ƒ/1.8 Di VC USD SP (Model F016)
Weight (g)	795	700
Diagonal Angle of View (degree)	37.70	28.60
Focus Details	AF via a DC motor	Internal; USD (Ultrasonic Silent Drive) with continuous manual focus mechanism
Diameter (mm)	94.7	84.8
Length (mm)	99.2	91.4
APS Equivalent	-	1.5x: 128mm; 1.6x: 136mm
Closest Focus (m)	0.7	0.8