The following is a list of various series of Thinkpad computers:
- Thinkpad G: Desktop replacement machines built on desktop processors, large and heavy with limited battery runtime.
- Thinkpad R: Traditionally the budget laptop line, there are 'mobile workstation' configurations to replace the discontinued A-series.
- Thinkpad T: Slimline Notebook, two drives internal, light and thin with one swappable bay.
- Thinkpad X: Subnotebook, very small and light, hard drive internal, no internal optical drive, small screen.
- Thinkpad A: All in One Notebooks, heavy, large, three spindle machines, all drives internal, two swappable drive bays.
- Thinkpad I: Budget consumer series notebooks manufactured by Acer under license from IBM.
- Thinkpad S: Subnotebook, extremely small and light, produced for japanese and Hong Kong market only.
- ThinkPad 1xx: Classic budget models.
- ThinkPad 2xx: Classic budget models.
- ThinkPad 3xx: Classic mid-range models.
- ThinkPad 5xx: Classic sub-notebook models.
- ThinkPad 6xx: Classic Slimline models.
- ThinkPad 7xx: Classic high-end models.
- ThinkPad 8xx: Classic PowerPC models.
- ThinkPad TransNote: Classic model.
- ThinkPad PC110: Classic Palm-Top model.
The subcategories below are collections of all information regarding specific models of ThinkPads.
This category has the following 25 subcategories, out of 25 total.