Spring loaded fabric scissors add one main mechanical change to ordinary fabric scissors: a spring reopens the handles and blades after each cut. That auto-open action can matter when repeated reopening is the part of cutting you want the tool to handle, but it does not replace the need to judge blade quality, cutting length,
Serrated fabric scissors make sense when the unresolved cutting problem is fabric slipping away from a smooth edge. The useful feature is grip at the cutting edge, not a decorative zigzag finish and not a promise that every fabric will cut better. Before buying, verify which blade is serrated, how the maker describes the edge,
Fabric shears vs scissors is not a clean dictionary split because current sewing-tool catalogs use both words for overlapping products. The more useful comparison is physical: blade reach, handle geometry, how low the cutting edge can stay over a table, and whether the tool is sized for long pattern cuts or smaller trimming work. Exact