The genuine Canon 2793C001 has an official estimated page yield of 16,500 prints, making it absolutely huge for a yellow ink cartridge. Whilst it is also more expensive than most Canon ink cartridges too, the time saved in using a high capacity unit, like the PGI-7500XLY, means it is still a worthwhile purchase.Compatible with the Canon WG7540/WG7550 series and any other business inkjet printer found listed on this page, the PGI-7500XLY yellow ink cartridge is very versatile and the results it offers are hard to beat. Canon fully guarantee the 2793C001 directly, offering top-quality support and care in the rare instance there is an issue with this fine product.