SAP Screen Personas pricing is not as public, but it is priced on a minimum of 100 users and unlimited screens per user. Some pricing details are being adjusted so I'm going to leave this one alone ...

QD chose SAP ECC 6.0 in 2011 and, like many other SAP customers, now face the prospect of moving to S/4 Hana, the supplier’s most recent ERP, based on its in-memory columnar database, Hana.