Comparison of Zeiss 100mm f/1.4 Otus 1.4/100 and Olympus 150mm f/2 Zuiko Digital

Attribute	Olympus 150mm f/2 Zuiko Digital ×	Zeiss 100mm f/1.4 Otus 1.4/100 ×
Magnification Ratio (x)	0.13	0.12
Filter Size (mm)	82	86
Focus Details	-	Internal focusing; Manual focus only
Closest Focus (m)	1.4	1
Front Element Rotation	-	-
Lens Construction	11 elements in 9 groups, including ED / Super ED elements	14 elements in 11 groups, including aspherical elements and 9 elements made of special glass with anomalous partial dispersion
Focal Length (mm)	150.00	100.00
Diaphragm Blades Type	-	rounded
Brand	Olympus	Carl-zeiss
Image Circle	Image Circle	35mm
Name	Olympus 150mm f/2 Zuiko Digital	Zeiss 100mm f/1.4 Otus 1.4/100
Weight (g)	1600	1405
Type	Telephoto Prime	Telephoto Prime
Notes	Includes Lens Hood (LH-89) and Lens Case (LSH-1220); Compatible with TC-14 Teleconverter and EX-25 Extension Tube	Available Mounts: Canon EF (ZE), Nikon F (ZF.2); Included Accessories: Lens hood, front and rear lens caps.
APS Equivalent	-	1.5x: 150mm; 1.6x: 160mm
Aperture (f)	2.00 - 22.00	1.40 - 16.00
Diaphragm Blades	9	9
Diagonal Angle of View (degree)	8.20	24.00
Length (mm)	150	129
35mm Equivalent	300mm	-
Diameter (mm)	100	101