If you decide to pick an Apple, remember that MS Office is available for Apple. At least for now.
Some of your data, including emails, may be transferred to an Apple computer. Download & run this program from Apple to transfer your data. Learn about Windows Migration Assistant here.
Or, consider getting and iPad. If you are on the go quite a bit, forget lugging around a laptop, get an iPad.
Recycle or Freecycle** your old Windows XP machine and don’t look back.
WinXPMigration can be something other than a Windows upgrade.
** Per Freecycle’s website: “The Freecycle Network™ is made up of 5,121 groups with 6,993,741 members around the world. It’s a grassroots and entirely nonprofit movement of people who are giving (and getting) stuff for free in their own towns. It’s all about reuse and keeping good stuff out of landfills.”