When two franchise brands get compared side by side, the royalty rate is usually the number doing the arguing — "theirs is six percent, ours is five." I've read enough Item 6 tables to distrust that comparison on sight. The royalty rate is one line in a fee schedule that usually runs a full page or more, and the structure of the royalty — whether it's a percentage of gross, a flat periodic fee, or a percentage with a required minimum underneath it — often matters more to your monthly reality than the rate itself. Each structure is really a decision about who carries the risk of a bad month: you, the franchisor, or some negotiated split. The FDD discloses which deal you're getting, in Item 5 for the upfront fee and Item 6 for everything recurring, but it won't editorialize about what the structure means. That part is on you.
Percentage of gross: the default, and what it actually shares
The most common arrangement is a royalty calculated as a percentage of your gross revenue, collected weekly or monthly, typically by automatic draft. Its defining feature is that the franchisor's income from your unit moves with your sales: in a strong month they collect more, in a weak month they collect less. That's a genuine, if partial, sharing of risk — partial because the percentage applies to revenue rather than profit, so the franchisor still gets paid on sales you lost money fulfilling. A slow month with thin margins produces a smaller royalty check than a good month, but it never produces a royalty holiday. Still, of the three structures, this is the one where the franchisor has the most direct financial exposure to how your unit is actually doing, and the most mechanical incentive to help your revenue grow, since their take grows with it.
Flat-fee royalties: predictable, and entirely on you
Some systems — often service concepts, home-based businesses, and some older brands — charge a flat royalty instead: a fixed amount per week or month, regardless of what you sold. The sales pitch for this structure writes itself: it's predictable, it's easy to budget, and if you build a high-volume unit, the effective rate on your revenue keeps falling as you grow. Every word of that is true, and it's worth noticing whom each word favors. A flat fee means the franchisor has transferred all revenue risk to you. Your worst month and your best month generate the same invoice. For a mature, high-performing unit that's a bargain; for a new unit still finding its customers, the flat fee behaves like another fixed cost stacked on top of rent — payable in full during exactly the months when revenue is least able to cover it.
Minimum royalties: a percentage with the downside removed — theirs, not yours
The third structure is a hybrid that shows up in plenty of Item 6 tables without drawing much attention to itself: a percentage-of-gross royalty with a required minimum per period underneath it. You pay the greater of the two — the percentage when sales are decent, the floor when they're not. Read one way, it's still a percentage royalty. Read the way an accountant would, the minimum quietly converts the structure into a flat fee during precisely the months a percentage would have given you relief. The franchisor keeps the upside of your good months and is insulated from the downside of your bad ones. That's not inherently abusive — franchisors have real per-unit support costs that don't fall just because your sales did, and the minimum is how they cover them — but it does mean the risk-sharing story that makes percentage royalties feel fair has been amended in the fine print. If the FDD discloses a minimum, find out how it was set and how often units in their first year actually pay the floor rather than the percentage. That single question tells you how the franchisor expects new units to perform, whatever the brochure says.
Why the headline rate misleads: the stack underneath it
Here's the comparison error I see most often: a buyer lines up two brands by royalty rate and picks the lower one, without adding up the rest of Item 6. The royalty is almost never the only recurring line. The ad fund contribution is typically another percentage of the same gross revenue. Technology and POS fees are commonly a fixed monthly amount per location or terminal. Many agreements add a required local marketing minimum, and some layer a regional co-op contribution on top of that. Each of these is disclosed, each is individually modest, and together they can easily erase — or reverse — the difference between two headline royalty rates. A system advertising a notably low royalty may simply have moved its economics into the other lines: a heavier ad fund, a pricier mandatory tech bundle, a higher local spend requirement. The only comparison that means anything is the full stack: every recurring and periodic required payment in Item 6, plus the initial fee from Item 5 amortized over the term, modeled against the same revenue assumptions for both brands.
Which structure hurts most in a slow ramp
Every new unit spends its first stretch below its eventual run rate — that's what a ramp is — and the royalty structure decides how expensive that stretch is. Under a pure percentage royalty, the fee shrinks with your early revenue: painful, because it's still taken off the top of sales you may be losing money on, but at least proportionate. Under a flat fee, the ramp is where the structure bites hardest — the invoice assumes a mature unit's economics while you're operating a brand-new one, so the effective rate on your actual early revenue is at its highest exactly when your cash reserve is at its lowest. A minimum royalty lands in the same place by a different route: during the ramp you're likely below the crossover point, which means you're paying the floor, which means you're effectively on a flat fee until your sales grow into the percentage. If you're comparing systems and expect a slow build — a market where the brand is unknown, a concept that depends on repeat local customers — the structure of the royalty belongs in your working-capital math, not just your fee comparison. A flat or minimum structure quietly increases the reserve you need to survive the ramp, because it removes the one fee that would otherwise have scaled down with you.
Running the comparison when the structures don't match
Suppose you're genuinely torn between two systems: one charges a mid-single-digit percentage of gross, the other a flat monthly fee that looks cheaper on the brochure. Here's the exercise I'd actually run, and it doesn't require inventing any numbers the documents and franchisees can't give you. Build each brand's full required-payment list straight from Item 6 — royalty, ad fund, technology, local marketing, co-op, anything recurring or periodic — and put them in one table with the structure noted next to each line. Then model three months, not one: a slow early-ramp month, a typical month, and a strong month, using revenue figures you've sanity-checked against what franchisees in comparable markets told you they actually did — Item 20's contact lists exist precisely so you can ask. Total each system's take in all three scenarios. What you'll usually find is that the ranking flips somewhere: the flat fee that wins in the strong-month column loses badly in the slow-month column, and the percentage system that looks expensive at maturity is the gentler landlord during the ramp. Where the flip happens relative to your honest expectations about your own ramp is the real answer, and it's different for a buyer opening in a proven territory than for one introducing the brand to a new market. Then take the table to your accountant before you sign — and if any line in Item 6 is ambiguous about how or when it's calculated, that's a question for a franchise attorney, because the agreement's definition of "gross revenue" controls every percentage in the stack, and definitions vary more between brands than the rates do.