. . . "After a short while narrowed the choice down to this one and it is slightly bigger brother 'Hario Medium Glass Hand Coffee Grinder'So what is the difference? well this one has a cap on the chamber which receives the coffee beans, so the beans stay in there (the other one does not have a cover but not having tried it not sure whether they jump out or not when you get near to the bottom, it is just wha" .