Sonic Drive-In vs Wendy's (2026)
Side-by-side comparison of menu prices, calories, and value. 92 items at Sonic Drive-In vs 77 items at Wendy's.
Quick answer: As of April 2026, Sonic Drive-In averages $3.28 per item across 92 menu items, while Wendy's averages $3.52 across 77 items. Sonic Drive-In is $0.24 cheaper per item (7% difference). Wendy's has lower average calories (445 vs 578 per item).
Quick Comparison
| Metric | Sonic Drive-In | Wendy's | Winner |
|---|---|---|---|
| Avg Price | $3.28 | $3.52 | Sonic Drive-In |
| Menu Items | 92 | 77 | Sonic Drive-In |
| Avg Calories | 578 | 445 | Wendy's |
| US Locations | 3,519 | 6,154 | Wendy's |
| Secret Menu | 7 | 2 | Sonic Drive-In |
Sonic Drive-In is 7% cheaper on average than Wendy's ($0.24 less per item).
Cheapest Items
Sonic Drive-In
Wendy's
Lowest Calorie Options
Sonic Drive-In
Wendy's
Deep Comparison: Sonic Drive-In vs Wendy's
Calorie Value (cents per calorie)
Sonic Drive-In delivers 0.86¢/cal on average, while Wendy's delivers 2.09¢/cal. Sonic Drive-In gives more calories per dollar — a key metric for value-per-meal seekers.
Menu Category Overlap
Sonic Drive-In and Wendy's share 2 menu categories (7% Jaccard overlap). Shared categories: sides, drinks. Low overlap — these chains serve mostly different food categories.
Price Differences by Shared Category
Where these chains overlap, here is who undercuts whom on average price:
- sides: Sonic Drive-In avg $1.73 vs Wendy's $3.25 — Sonic Drive-In is 47% cheaper
- drinks: Sonic Drive-In avg $2.22 vs Wendy's $1.59 — Wendy's is 28% cheaper
What Fits in Your Budget
- $10 budget: Sonic Drive-In fits 3 items (320 cal), Wendy's fits 1 item (330 cal)
- $15 budget: Sonic Drive-In fits 3 items (1790 cal), Wendy's fits 3 items (2580 cal)
- $20 budget: Sonic Drive-In fits 3 items (2090 cal), Wendy's fits 3 items (690 cal)
Where They Rank in Our 414-Chain Dataset
Sonic Drive-In ranks #18 of 414 on price (cheaper than 96% of tracked chains). Wendy's ranks #27 of 414 (cheaper than 94% of chains).
Calorie Distribution (items under 500 cal)
At Sonic Drive-In, 46% of menu items with calorie data come in under 500 calories. At Wendy's, 73% are under 500 calories. Wendy's offers more lower-calorie options proportionally.
Bottom Line
- Budget pick: Sonic Drive-In ($3.28 avg vs $3.52)
- More variety: Sonic Drive-In (92 items)
- More locations: Wendy's (6,154 US locations)
- Best calorie value: Sonic Drive-In (0.86¢/cal)