Does muscle weigh more then fat ADVERTISEMENT 751 viewsJune 28, 2014 0 Wendy June 28, 2014 0 Comments Do you weigh more when you have more muscle 6 Answers ActiveVotedNewestOldest 0 Harris12 Posted 0 Comments If you are talking in LBS. then 1lb of muscle weights the same as 1lb of fat. The only difference is that muscle is more dense than fat (as Paul mentioned). You are viewing 1 out of 6 answers, click here to view all answers. Register or Login