This Epson T2992 XL cyan ink cartridge is the higher capacity version of the T2982 cyan ink cartridge. The additional capacity does not increase the size of the unit so it is compatible with the same printers it simply has more ink squeezed into it. With so much more ink the T2992 it seems tempting to only ever buy XL ink cartridges but it is worth being cautious if you rarely print anything. Ink does have a shelf life and if you leave an XL ink cartridge in your printer too long you may end up wasting ink. If you find you run out when using standard size cartridges then the XL option is definitely worth trying, especially with free shipping!