: Purchasing black and tri-color together (e.g., the HP 61 Standard Capacity 2-Pack

: Best for high-volume text printing. It yields approximately compared to the standard 170–190 pages. HP 61XL High-Yield Tri-color Go to product viewer dialog for this item.

: Better for light users who print rarely. The black cartridge typically yields , and the color yields 150–165 pages .

) often reduces the total cost compared to buying them individually. HP Envy 5530: How to Change/Replace Ink Cartridges