Speed EC 25 VS EM12-G will I get higher speed?

My download speed with ec25 cat4 I got 11mb just from single band. Will I get higher download speed with em12-g cat 12 chip with same single band and area?

Dear Crypto,
Thanks for your inquiry in Quectel forum.
For your question, it should be true that CAT 12 module’s speed is higher than CAT 4 module. But it also should the network support CA(carrier aggregate), as we know that the reason why the CAT 12 module can have such high speed, because the CA technical. Thanks!