Greek Xpress vs Protein Bar & Kitchen

Franchise Comparison 2026

Both Greek Xpress and Protein Bar & Kitchen are full-service restaurants franchises. Greek Xpress requires an investment of $199K – $858K while Protein Bar & Kitchen requires $370K – $685K. In terms of revenue, Protein Bar & Kitchen reports higher average unit revenue at $1.3M. FranchiseVerdict rates Greek Xpress B (Above Average) and Protein Bar & Kitchen C (Average).