The minimum transfer amount is set by XM, and it is $100.

The maximum transfer amount is set by the WesternUnion, and it is $1,000 or $5,000 depending on if you have verified your identity.

Please note that you need to cover the fees for each transfer by yourself.

For more details or the list of funding methods available for traders of XM, please login to the Members Area from XM Official Website.