Approximately 450 pages per cartridge. Actual yield depends on specific use including images printed, printer, print settings and other factors.
Page yield footnote
Tested in HP Deskjet 5550 Color Inkjet Printer. Average based on ISO/IEC 24711 or HP testing methodology and continuous printing. Actual yield varies considerably based on content of printed pages and other factors. For details see http://www.hp.com/go/learnaboutsupplies.
HP’s inkjet print cartridges, ink cartridges and printheads are warranted to be free from defects in materials and workmanship during the period of the warranty.
Footnotes: [1]Using genuine HP supplies ensures availability of all HP printing features