Xseries or xSeries may refer to:
- Nokia Xseries, a family of mobile phones.
- IBM System x, previously eServer xSeries.
- ThinkPad X Series, a series of laptop computers from IBM.
- X-Series, a mobile broadband offering from 3.
- X (game series), a space combat and trading video game series.
Famous quotes containing the word series:
“There is in every either-or a certain naivete which may well befit the evaluator, but ill- becomes the thinker, for whom opposites dissolve in series of transitions.”
—Robert Musil (1880–1942)