So you want to know maximum Gmail Attachment Limit size right? Without wasting 1 more second let us reveal it to you on NPXP.com
The Gmail Attachment Limit is Maximum 25mb and there are somethings that you need to keep in mind.
You can send and receive files upto 25mb through your Gmail account to other gmail account. The only thing that you need to keep in mind is that the limit is only applicable to Gmail to Gmail sending and receiving email.
Want to configure Gmail with Outlook or Windows live? Then try this: Gmail Pop3 settings. See if you account is hacked by someone: Gmail Hacked.
But if you plan to send a 25mb file from your Gmail to mail.com account then you might not be able to do that. Because the maximum attachment size of Mail.com account is only 16mb.
Incidentally the maximum attachment limit or file size of AOL mail, Yahoo mail is also 25mb.