There are the following differences between goose down pillows and duck down pillows:
In terms of the size of the velvet, goose down is larger than that of duck; in terms of the length of the fiber structure, the fiber structure of goose down is thinner and longer;
In terms of bulkiness, the bulkiness of goose down is higher;
In terms of weight, goose down is lighter than duck down;
From the perspective of warmth retention, goose down has superior thermal performance;
In terms of taste, ducks are omnivorous animals, and the down on their bodies will have a fishy smell that is difficult to eradicate, while goose down has no smell.
So to sum up, compared with duck down pillows, goose down pillows are lighter in weight, softer, more elastic, superior in thermal performance and have no peculiar smell. So naturally the price of goose down pillows is higher than that of duck down pillows.