Why are HP Ink Cartridge Page Yields Inconsistent?

What is going on with HP printer ink page yields?taken at face value but last week, an accidental
Traditionally, there have been several ways todiscovery brings up a valid question regarding the
determine the size of the inkjet cartridge beforevalidity of OEM stated page yields.
you bought it. There was most often the volumeFirst, let me say that there really is no accurate
of ink in ml (milliliters) or sometimes fl (fluidway to predict how many pages you may end up
ounces) printed on the box, cartridge or both.getting from a particular ink cartridge. This is due
Sometimes there were page yields listed on theto the numerous variances in printing material,
company web site or listed at the retail level. Thisenvironments, habits and all of these variables
information was crucial in differentiating expensivechange over the time frame in which the
cartridges from economical models.cartridge is used. With that being said, I still can't
Until recently, much of that information could behelp but call "shenanigans" on HP.