Dynamic pricing, a strategy long used for airline tickets and ride-shares, is now being deployed for everyday clothing purchases, turning routine shopping into a high-stakes waiting game. At retailers like Old Navy, a subsidiary of Gap Inc., prices for items in a digital shopping cart can fluctuate multiple times within days, challenging traditional consumer habits and creating a two-tiered experience between online and in-store shoppers.

This shift represents a fundamental change in retail economics, moving away from predictable clearance sales towards constant, algorithm-driven price adjustments. The practice leverages vast amounts of consumer data to test price sensitivity in real-time, fundamentally altering the calculus of when to buy.

The New Rules of the Shopping Game

For two weeks, a Business Insider reporter tracked a cart containing basic items from Old Navy, including a pair of jeans, a t-shirt, and leggings. The total price changed three times, at one point dropping by nearly 17%, or $11, from its starting point. This constant fluctuation creates a psychological pressure similar to stock trading, where consumers must decide the optimal moment to "buy" before a potential price hike.

When asked about the pricing logic, Old Navy’s parent company, Gap Inc., declined to comment. However, Gap Inc. CEO Richard Dickson has publicly stated the company aims to move beyond a "bombardment of promotions" towards a "more refined and directed narrative" on discounts.

"You just have these constant price fluctuations, and that’s how things will be moving forward," said Mark Tremblay, an assistant economics professor at the University of Nevada, Las Vegas, who studies the digital economy.

From Clearance Racks to Real-Time Experiments

The core concept—charging different prices to different customers—is known in economics as price discrimination. Traditional examples include student ticket discounts or post-holiday clearance sales, which help manage inventory. The digital era has supercharged this practice, allowing for minute-by-minute adjustments based on consumer behaviour data.

"It’s more of everything’s kind of in between," Tremblay explained, contrasting the new model with the old binary of full price versus sales rack. Peggy Stover, director of the University of Iowa’s marketing institute, notes that while this can benefit patient consumers, it complicates comparison shopping, as "the posted price is varying minute by minute, or day by day."

The Brick-and-Mortar Disconnect

The experiment revealed a significant price gap between digital and physical stores. When the reporter visited two Old Navy locations in New York, the in-store prices for the identical cart items were nearly $24 higher than the best online price observed. However, store policy allows for price-matching if a customer shows the lower app price.

This creates an inherent disadvantage for shoppers without smartphones, less digital savvy, or those hesitant to ask for a price match. "It’s definitely a disadvantage to those consumers who either don’t have the technology to help them do price comparison, or don’t have the resources or the knowledge to do it," Stover said.

Jason Straczewski, the National Retail Federation’s vice president of government relations, suggested higher brick-and-mortar costs, from labour to local regulations, can justify the price difference. Tremblay added that in-store shoppers face less immediate competition, making them more tolerant of higher prices.

The Future of Consumer Choice

The National Retail Federation frames dynamic pricing as an evolution that could lead to lower prices during off-peak times and more tailored discounts. However, critics like Lindsay Owens, executive director of the Groundwork Collaborative, warn it turns essential shopping into a frenzied, inequitable game.

The reporter’s experiment concluded with a purchase of socks, price-matched in-store for half the listed price. The experience underscored a new retail reality: consumers are now active participants in a dynamic pricing ecosystem, where patience and digital literacy directly impact their wallet, transforming every purchase into a potential conquest or loss.