This is a good compromise for the purpose for which I destined: - About 4 hours of talk time desktop use + music + internet, - The 13 "screen for viewing in PDF pleasantly magazines, - The hinge which unites the screen cell of the body is strong, that's what appealed to me about this laptop-tablet - The power is more than enough for heavy use of Excel, - The graphics card is powerful enough for a game like World of Warcraft Draenor at least,