Twin Gear [Comments] + easier cleanup (less parts) - auger made of plastic - housing is a bit "thinner" + juices wheatgrass more effectively + might juice fruits a bit better - screen tends to get clogged easier
Single Auger
C e n t r i f u g a l E j e c t i o n
M a s t i c a t i n g
T w i n G e a r
S i n g l e A u g e r
C e n t r i f u g a l