Sonic Drive-In vs Carl's Jr.
Compare published costs, candidate requirements and operating commitments.
All amounts are USD. Read the restaurant format, sales basis and exclusions beside each figure. Missing information means the reviewed sources did not establish a comparable amount.
Availability and operating model
Sonic Drive-In
The brand offers multiple restaurant formats. Site, format and market availability require confirmation during the application process.
United States; confirm the format and territory with the franchisor
- SONIC — Inspire Brands franchisingSource checked (America/Los_Angeles).Document basis: Official web summary referring to the FDD issued March 26, 2026.
Operating commitment
The published process includes application, discussion with the franchise team, FDD review and an interview before signing.
United States; confirm the format and territory with the franchisor
- SONIC — Inspire Brands franchisingSource checked (America/Los_Angeles).Document basis: Official web summary referring to the FDD issued March 26, 2026.
Carl's Jr.
The brand prefers multi-unit agreements; smaller agreements may be considered. Its requirements page still cites the 2024 FDD.
United States; confirm the format and territory with the franchisor
- Carl's Jr. franchising requirementsSource checked (America/Los_Angeles).Document basis: Page explicitly refers to the 2024 FDD; historical web summary.
- Carl's Jr. franchise FAQSource checked (America/Los_Angeles).
Operating commitment
The franchisee acquires the real estate and contracts construction, with site and design assistance from the brand.
United States; confirm the format and territory with the franchisor
- Carl's Jr. franchising requirementsSource checked (America/Los_Angeles).Document basis: Page explicitly refers to the 2024 FDD; historical web summary.
- Carl's Jr. franchise FAQSource checked (America/Los_Angeles).
Published financial requirements
These figures describe different transactions and obligations. Initial fees, separate development fees and liquid-capital requirements are distinct; they are not added together here as a total project budget.
| Requirement | Sonic Drive-In | Carl's Jr. |
|---|---|---|
| Initial investment / development estimate | $1,485,200–$2,522,900 US web-summary investment range; confirm the applicable restaurant format
| $1,486,000–$3,176,500 Historical 2024 FDD web-summary estimate; per unit Current FDD terms have not been verified. This is not a 2026 estimate.
|
| Initial franchise fee | $15,000 US initial franchise fee as listed in the web summary
| Confirm conflicting sources United States Requirements page gives $25,000–$35,000 by restaurant count; undated FAQ gives $25,000. Confirm current terms.
|
| Separate development fee | $10,000 US; per restaurant Listed separately from the initial franchise fee; confirm timing and any credits in the FDD.
| $10,000 Per restaurant; listed separately from franchise fee
|
| Liquid capital / personal funds | $500,000 US candidate liquid-assets requirement
| $300,000 Minimum liquid assets per unit; historical 2024 web summary Confirm current FDD requirements.
|
| Net worth | $1,000,000 US candidate net-worth requirement
| $1,000,000 Minimum net worth per unit; historical 2024 web summary Confirm current FDD requirements.
|
| Royalty / service fee | 5% Percentage of gross sales
| |
| Advertising / marketing contribution | 3.25% Percentage of gross sales
| Confirm conflicting sources United States Requirements page says up to 7%; FAQ says 5.5% of gross sales. Confirm current national, regional and local obligations.
|
Sources and review limits
The check date records when a source was reviewed. It is not the source publication date or the issue date of an FDD. Official web summaries that refer to an FDD are identified as summaries.
Sonic Drive-In
- SONIC — Inspire Brands franchisingSource checked (America/Los_Angeles).Document basis: Official web summary referring to the FDD issued March 26, 2026.
Carl's Jr.
- Carl's Jr. franchising requirementsSource checked (America/Los_Angeles).Document basis: Page explicitly refers to the 2024 FDD; historical web summary.
- Carl's Jr. franchise FAQSource checked (America/Los_Angeles).
Build a scenario from your own assumptions
These requirements do not establish restaurant sales or owner earnings. Use a budget for the actual format and transaction, and enter your own operating assumptions in the calculator.
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