Comparison of Zeiss 85mm f/2.4 Loxia 2.4/85 and Laowa 100mm f/2.8 2X Ultra Macro APO

Attribute	Laowa 100mm f/2.8 2X Ultra Macro APO ×	Zeiss 85mm f/2.4 Loxia 2.4/85 ×
Magnification Ratio (x)	2	0.139
Filter Size (mm)	67	52
Focus Details	Internal; Manual Focus only	Manual focus only, with large 220 degree focus throw, engraved distance and DOF scales
Closest Focus (m)	0.25	0.8
Lens Construction	12 elements in 10 groups	7 elements in 7 groups, including 3 anomalous partial dispersion elements; Zeiss T* anti-reflective coating
Length (mm)	125	108
Focal Length (mm)	100.00	85.00
Diaphragm Blades Type	-	rounded
Brand	Laowa	Carl-zeiss
Image Circle	35mm	35mm
Name	Laowa 100mm f/2.8 2X Ultra Macro APO	Zeiss 85mm f/2.4 Loxia 2.4/85
Weight (g)	638	594
Type	Telephoto Prime Macro	Telephoto Prime
Notes	Available Mounts: Canon EF, Canon RF, Nikon F, Nikon Z, Sony FE.	Sony E-Mount (full frame); Weather-resistant lens mount gasket; Included Accessories: Lens hood, front and rear lens caps, de-click key.
APS Equivalent	1.5x: 150mm; 1.6x: 160mm	1.5x: 127.5mm
Aperture (f)	2.80 - 22.00	2.40 - 22.00
Diaphragm Blades	9	10
Diagonal Angle of View (degree)	24.40	28.63
Diameter (mm)	72	62.5