Comparison of Fujinon GF 32-64mm f/4 R LM WR and Pentax SMC P-FA 28-70mm f/2.8

Attribute	Fujinon GF 32-64mm f/4 R LM WR ×	Pentax SMC P-FA 28-70mm f/2.8 ×
Magnification Ratio (x)	0.12	0.25
Filter Size (mm)	77	67
Length (mm)	116	104
Closest Focus (m)	0.5	0.43
Zoom System	Rotary	Rotary
Diameter (mm)	92.6	84
Image Circle	Medium Format (Fujifilm G-mount)	35mm
Diaphragm Blades Type	rounded	-
Name	Fujinon GF 32-64mm f/4 R LM WR	Pentax SMC P-FA 28-70mm f/2.8
Brand	Fujinon	Pentax
Weight (g)	875	800
Type	Standard Zoom	Standard Zoom
Focus Details	Inner focusing mechanism; AF using a linear motor	-
Notes	For Fujifilm G-mount; Weather, dust and freeze resistant; Lens caps, hood and case included.	Included Accessories: Lens Hood and Case
Focal Length (mm)	32.00 - 64.00	28.00 - 70.00
Aperture (f)	4.00 - 32.00	2.80 - 22.00
Diaphragm Blades	9	-
Diagonal Angle of View (degree)	46.30 - 81.00	34.50 - 75.00
Lens Construction	14 elements in 11 groups, including 1 ED (extra low dispersion), 1 Super ED and 3 aspherical elements	14 elements in 11 groups
APS Equivalent	-	42 - 105mm
35mm Equivalent	25 - 51mm	-