What: Amazon launches ultra-fast delivery in select US markets, directly challenging Walmart’s logistics leadership.

Why it is important: The move sets new consumer expectations for rapid fulfillment, building on trends of logistics innovation highlighted in the past year.

Amazon’s introduction of one-hour shipping in major US cities marks a significant escalation in the ongoing competition with Walmart, as both retail giants strive to set new standards for delivery speed and convenience. This initiative follows Amazon’s recent achievement of surpassing Walmart as the world’s largest retailer by sales, a milestone driven by its focus on ecommerce and logistics innovation. The move is a direct response to Walmart’s aggressive last-mile delivery strategies, which have enabled it to reach the vast majority of US households within hours and have raised the bar for consumer expectations. Both companies are leveraging advanced technology and transforming their operational models—Amazon by prioritising delivery-centric services and Walmart by converting stores into logistics hubs—to enhance customer experience and operational efficiency. As Amazon accelerates its logistics capabilities, the retail landscape is being reshaped, with rapid fulfillment becoming a new industry standard and other retailers pressured to adapt or risk falling behind.

IADS Notes: Amazon’s launch of one-hour shipping closely follows its surpassing of Walmart as the world’s largest retailer by sales in February 2026 (Financial Times), underscoring the intensifying competition and rapid innovation in logistics. Analyses from January 2026 (Journal du Net; The Robin Report) emphasise Amazon’s pivot to a delivery-centric model and Walmart’s focus on omnichannel excellence. Additionally, Walmart’s transformation of stores into logistics hubs, as reported in March 2026 (LSA Conso), and its rapid last-mile delivery initiatives highlighted in December 2025 (Retail Dive), illustrate how both companies are setting new industry benchmarks for speed, efficiency, and customer experience.

Amazon launches 1-hour shipping in US cities to challenge Walmart