Question: what is the difference between hp 951 and hp951xl?
Answer: The XL cartridges contain more ink than the standard cartridges. For 951 specifically, the standard yield cartridges will print up to 700 pages and the 951XL cartridges will print up to 1,500 pages. ... The HP 951 prints up to 700 pages. The HP 951XL prints up to 1,500 pages.