Enables the transfer of sucrose from one side of a membrane to the other. Sucrose is the disaccharide O-beta-D-fructofuranosyl-(2->1)-alpha-D-glucopyranoside, a sweet-tasting, non-reducing sugar isolated industrially from sugar beet or sugar cane. [ https://www.worldcat.org/search?q=bn%3A0815340729 GOC:mtg_transport https://www.worldcat.org/search?q=bn%3A0198506732 ]