pst size limit is 2 gb
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pst size limit in 2010 is 50 gb
and all version is 2 gb
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Hello,
The size limit for PST file depends upon the two Outlook PST file format - ANSI format and Unicode format.
PST file size -
ANSI Format Limit - 2 GB (Outlook 2002, 2000, 97)
Unicode Format Limit - 20 GB for Outlook 2007 and 2003 and 50 GB for Outlook 2010
Regards
Jane

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amit
Answered On : Aug 10th, 2011
2GB
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santosh
Answered On : Aug 11th, 2011
MS Outlook pst file size is 2Gb in 2003 and 2007.
where in 2010 50Gb.
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MS outlook in 2003 and 2007 is 2GB, in 2010 is 50GB
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Sundar S
Answered On : Feb 19th, 2012
In Outlook 2002 and earlier, the .pst files are in the American National Standards Institute (ANSI) format, and the overall size has a limit of 2 GB.
In Outlook 2003 and after, the .pst files are in the Unicode format, Outlook 2003 and 2007 overall size has a limit of 20GB. And Outlook 2010 overall size has a limit of 50GB.
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