• I tried the biggest burgers at McDonald's, Wendy's, Burger King, In-N-Out, and Shake Shack. • I thought Shake Shack's burger was a little overwhelming. • Burger King's Triple Whopper impressed me with its flame-grilled patties and fresh toppings.

When it comes to fast food's biggest burgers, the prices are often stacked just as high as the patties.

Hikes in fast-food prices and "shrinkflation" — a phenomenon in which people say menu items get smaller while either remaining the same price or costing more — are deterring customers, and chains have released meal deals aimed at luring them back.

As some chains see sales decline, brands are thinking beyond limited-time promotions and more about how they can deliver the best value for customers.

To determine which chain offered the bes

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