KnowraBarcodeLinked fromLinked fromThe 7 pages that link to Barcode, each with the reason it gives.All 7Related 4Narrower topic 1Compared with 2Optical character recognitionCompared with: Barcodes encode symbols directly; OCR interprets the appearance of written characters.Radio-frequency identificationCompared with: Unlike most RFID, barcodes require optical scanning and usually a visible line of sight.