The feasibility to use existing MDG 7.0 System to integrate with S/4 HANA 1511

Hello Experts,

we have requirement to Integrate existing MDG 7.0 system with S/4 HANA 1511.

1) Is it feasible with MDG 7.0? (I know it is feasible with MDG 8.0 )

2) If it is feasible then what are advantages and disadvantages of S/4 HANA with MDG?

Kindly share your Expert view on that.

Thanks in Advance.

regards,

Mukesh