King Size Sliders are a New Burger King Test Item
Katherine Pendrill — April 8, 2026 — Lifestyle
References: qsrmagazine
Burger King may be best known for its 'Whopper,' but now the brand is testing out a smaller format with the launch of King Size Sliders in two markets.
Available in Portland, Oregon, and Columbus, Ohio, from April 14th to May 18, the new King Size Sliders feature Burger King's signature flame-grilled burgers in a more snackable format. To help consumers try all the new Sliders, the brand is offering a King Size Sliders Box, which features two of each of the three King Size Slider flavors. These flavors include the Deluxe Slider topped with a tangy burger aioli, the Steakhouse Bacon Slider with crispy bacon and peppercorn sauce, and the Bacon & Cheese Slider featuring bacon and melty American cheese.
Image Credit: Burger King
Available in Portland, Oregon, and Columbus, Ohio, from April 14th to May 18, the new King Size Sliders feature Burger King's signature flame-grilled burgers in a more snackable format. To help consumers try all the new Sliders, the brand is offering a King Size Sliders Box, which features two of each of the three King Size Slider flavors. These flavors include the Deluxe Slider topped with a tangy burger aioli, the Steakhouse Bacon Slider with crispy bacon and peppercorn sauce, and the Bacon & Cheese Slider featuring bacon and melty American cheese.
Image Credit: Burger King
Trend Themes
1. Miniature-snackable Menu Formats - Smaller, shareable multi-flavor assortments create opportunities for brands to increase trial and frequency among consumers seeking snackable meals.
2. Limited-market Product Testing - Pilot rollouts in targeted cities allow rapid iteration of new items based on localized consumer feedback and demand signals.
3. Variety-sampling Bundles - Assortment boxes that group multiple small-format flavors make it easier for customers to sample more SKUs in a single purchase, enabling new bundling and pricing strategies.
Industry Implications
1. Quick-service Restaurants - Fast-food chains could leverage miniaturized, multi-flavor offerings to diversify menus while optimizing kitchen throughput and ingredient use.
2. Food Packaging and Portioning - Advances in compact, compartmentalized packaging are positioned to improve freshness, portability, and waste reduction for multi-item boxes.
3. Delivery and Dark-kitchen Operations - Ghost kitchens and delivery platforms stand to gain from standardized sampler boxes that streamline order assembly and expand virtual menu experimentation.
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