BAR M1918 weighed 16-20 pounds depending on version.
The M1919A6 Browning (the version with the buttstock and bipod) weighed 32.5 pounds empty. By comparison the MG34 weighed 26.7 pounds, the MG42 came in at 25.5 pounds, the BREN was 22.8 pounds, the Lewis Gun 28 pounds, the Japanese Type 99...