I know similar question to this one has been asked a numerous times, and surfing through SO I partially found an answer, but not complete, and android docs don\'t really hel
Since SharedPreferences are stored in an XML file, and therefore lacks the strong transaction support of SQLite, I would not recommend storing "100KBS" in SharedPreferences.
That being said, the lowest size limit that I am aware of will be your amount of free heap space, as SharedPreferences reads that entire XML file's contents into memory.