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FranchiseVerdict

GREEN + THE GRAIN vs Potbelly Sandwich Shop

Franchise Comparison 2026

Both GREEN + THE GRAIN and Potbelly Sandwich Shop are quick-service restaurants franchises. GREEN + THE GRAIN requires an investment of $402K – $1.4M while Potbelly Sandwich Shop requires $644K – $1.2M. In terms of revenue, GREEN + THE GRAIN reports higher average unit revenue at $1.2M. Note: Company-owned outlets only - not franchisee performance. FranchiseVerdict rates GREEN + THE GRAIN B (Above average) and Potbelly Sandwich Shop A (Strongest tier).

Investment Range
$402K – $1.4M
$644K – $1.2M
Franchise Fee
$50K
$40K
Royalty Rate
6.0%
6.0%
Average Revenue (Item 19)
$1.2MCompany-owned only
$1.2M
SBA Charge-Off Rate
N/A
Limited data
Total Units
6
424
Unit Growth (YoY)
+0 units
+34 units
Year Began Franchising
2024
2009
FDD Year
2026
2024