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  1. Home
  2. Compare Franchises
  3. Carl's Jr. vs Sonic Drive-In
Franchise Comparison•burger vs burger•Updated Mar 2026

Carl's Jr. vs Sonic Drive-InFranchise Comparison 2026

Carl's Jr. and Sonic Drive-In represent two different approaches in the QSR space. Here's how they compare on investment costs, fees, revenue potential, and market presence.

Quick Comparison

Lower Investment
Carl's Jr.
$2.3M vs $2.4M avg
Higher Revenue
Sonic Drive-In
$1.3M vs $1.5M
Lower Fees
Sonic Drive-In
10.0% vs 8.5% total

Side-by-Side Comparison

MetricCarl's Jr.Sonic Drive-InDifference
Franchise Fee$25,000$45,000-44%
Total Investment (Low)$1.5M$1.2M+24%
Total Investment (High)$3.2M$3.5M-9%
Cash Required$380,000$1.0M-62%
Royalty Rate4.0%4.0%Same
Advertising Fee6.0%4.5%Higher
Estimated Revenue$1.3M$1.5M-13%
Number of Locations1,3503,500Fewer
Year Founded19411953Older
Training Duration10 weeks6 weeksLonger

Note: Data sourced from public FDD filings and industry reports. Actual costs vary by location, real estate, and format. Always review current FDD Item 7 and Item 19 disclosures before making investment decisions.

Detailed Analysis

About Carl's Jr.

West Coast premium burger chain known for charbroiled burgers and bold marketing. Part of CKE Restaurants alongside Hardee's.

Category: burger
Locations: 1,350
Founded: 1941
Avg Revenue: $1.3M

About Sonic Drive-In

Drive-in format with extensive menu and beverage focus. Requires significant land and infrastructure investment.

Category: burger
Locations: 3,500
Founded: 1953
Avg Revenue: $1.5M

Investment Comparison

Carl's Jr. requires a lower initial investment (avg $2.3M) compared to Sonic Drive-In(avg $2.4M), making it more accessible for first-time franchisees. However, Sonic Drive-In may offer higher revenue potential.

Fee Structure

Sonic Drive-In has lower ongoing fees (8.5% total) compared to Carl's Jr.(10.0% total), which means more of each sales dollar stays with the franchisee. Over time, this can significantly impact profitability.

Market Position

Sonic Drive-In has a significantly larger footprint with 3,500 locations compared to Carl's Jr.'s 1,350. This larger network typically means better brand recognition, more purchasing power, and stronger operational support.

Related Comparisons

McDonald's vs Sonic Drive-In

$1.8M avg investment

Wendy's vs Sonic Drive-In

$2.4M avg investment

Burger King vs Carl's Jr.

$1.8M avg investment

Five Guys vs Carl's Jr.

$473,500 avg investment

View all franchise comparisons

Frequently Asked Questions

How much does it cost to open a Carl's Jr. vs Sonic Drive-In franchise?

Carl's Jr. requires an initial investment of $1.5M to $3.2M, while Sonic Drive-In requires $1.2M to $3.5M. Carl's Jr. has the lower average investment at $2.3M.

What are the ongoing fees for Carl's Jr. vs Sonic Drive-In?

Carl's Jr. charges a 4.0% royalty plus 6.0% advertising fee (10.0% total). Sonic Drive-In charges 4.0% royalty plus 4.5% advertising fee (8.5% total). Sonic Drive-In has lower total ongoing fees.

Which franchise makes more money: Carl's Jr. or Sonic Drive-In?

Based on estimated average unit revenue, Sonic Drive-In generates $1.5M per location compared to $1.3M for Carl's Jr.. However, profitability depends on many factors including local market, operating costs, and management.

How many locations does Carl's Jr. have vs Sonic Drive-In?

Carl's Jr. has 1,350 locations, while Sonic Drive-In has 3,500 locations. Sonic Drive-In has the larger footprint, which typically means stronger brand recognition and supply chain advantages.

Is Carl's Jr. or Sonic Drive-In a better franchise investment in 2026?

Both Carl's Jr. and Sonic Drive-In are established QSR brands with proven models. Carl's Jr. offers a lower entry point, while Sonic Drive-In shows higher average revenue. The best choice depends on your available capital, local market conditions, and personal goals. Always review the current FDD before making investment decisions.

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