SMS Alphabet & Size

Supported alphabets

Communications SMS supports the sending of multipart messages with characters of different alphabets and the optimal encoding is automatically set to ensure proper coding of the message and minimal network resource usage.

Alphabet Encoding info Chars per SMS(Single/Multipart) Double length special chars
Default Messages are codified with GSM7 Basic character set and Basic character set extension if no other special characters are found in the content.

See GSM 03.38 basic charset extended table to see every char included
160/153 € ^ { } [ ] ~ \ ‘pipe’
Spanish Messages are codified with GSM7 Basic character set and Spanish extension character set if special spanish characters like accented vowels.

See GSM 03.38 spanish extended table to see every char included
155/149 á Á í Í ó Ó ú Ú ç € ^ { } [ ] ~ \ ‘pipe’
Cyrillic Messages are codified using 16 bits Unicode characters set when cyrillic characters are found in the message 70/67 N/A
Arabic Messages are codified using 16 bits Unicode characters set when arabic characters are found in the message 70/67 N/A

Size Calculator

The inclusion of this special characters sometimes requires the use of an extra global header in the SMS and longer coding for the special chars (only for them). This makes not trivial the calculation of the required network SMSs for certain text with special characters. In order to know in advance the SMSs required for certain text sending, this page can be consulted. MasMovil credentials will be required to access to Google page.

SMS Alphabet & Size