Comparison of Konica Minolta AF Apo (D) 2X and Sigma APO 2X EX DG

Attribute	Sigma APO 2X EX DG ×	Konica Minolta AF Apo (D) 2X ×
Notes	Available AF Mounts: Canon, Minolta, Nikon, Pentax, Sigma, Sony	-
Weight (g)	234	200
Type	Teleconverter	Teleconverter
Brand	Sigma	Konica-minolta
Name	Sigma APO 2X EX DG	Konica Minolta AF Apo (D) 2X
Lens Construction	6 elements in 5 groups	6 elements in 5 groups
Image Circle	35mm	35mm
Magnification Ratio (x)	2	2
Diameter (mm)	68.5	64
Focal Length Multiplier	2X that of the master lens	2X that of the master lens
Effective Reduction in Aperture	2 f-stops	2 f-stops
Length (mm)	52	43.5