In the dynamic retail landscape of early 2026, while established players like Walmart and Costco continued their steady performance, a compelling narrative emerged around Amazon. Despite the strong year-to-date gains of Walmart and Costco, propelled by robust e-commerce and a consumer shift towards value, Amazon presents a unique investment proposition. Its stock, trading at a significantly lower valuation than its counterparts, coupled with a growth rate three times faster, suggests a potential undervaluation in the market. The retail sector's ongoing evolution, particularly the accelerating dominance of digital platforms, underscores the strategic advantages held by companies that effectively merge online and offline consumer experiences, thereby shaping future market leadership and investor returns.
Amazon: The Undervalued E-commerce Powerhouse of 2026
In the first quarter of 2026, the retail sector witnessed notable movements. Walmart's shares surged over 12%, and Costco's increased by more than 9% year-to-date, contrasting with a dip in the broader S&P 500 index. Both giants leveraged their robust e-commerce capabilities and a macroeconomic climate favoring value-driven consumer choices. For instance, Walmart reported a 27% increase in U.S. e-commerce sales, marking its eighth consecutive quarter of over 20% growth, while Costco's e-commerce sales climbed 22.6%.
Amidst this, Amazon's trajectory stood out. Despite its retail operations being predominantly digital, Amazon continued to expand its e-commerce market share, growing from 34.4% in 2024 to 35.7% in 2025. This growth occurred even as its online store sales, third-party seller services, and subscription services saw percentage growth rates that, while seemingly modest compared to Walmart and Costco, had a monumental impact due to Amazon's massive existing base. Intriguingly, Amazon's overall revenue growth of 10% in the fourth quarter surpassed the 5.6% and 7.4% recorded by Walmart and Costco, respectively, in their most recent quarters.
What makes Amazon particularly compelling for investors is its valuation. It trades at an enterprise value of just 10.8 times analysts' projected 2026 EBITDA, significantly lower than Walmart's multiple exceeding 21 and Costco's nearly 30. This apparent discount stems partly from the market's perception of Amazon Web Services (AWS), which accounted for the majority of Amazon's operating income in 2025, generating $45.6 billion out of a total $80 billion. CEO Andy Jassy announced plans in January to invest over $200 billion in capital expenditures in 2026, primarily to enhance AWS's compute capacity, a move expected to push Amazon's free cash flow into negative territory for the year. This aggressive investment, while signaling confidence in future returns, has introduced a degree of uncertainty that has tempered investor enthusiasm for its stock price. Nevertheless, when considering earnings per share, Amazon's forward P/E ratio of 27 remains substantially lower than Walmart's 42 and Costco's 48, suggesting a considerable undervaluation relative to its growth prospects.
From an analytical perspective, this scenario presents a compelling opportunity for investors. Amazon's strategic focus on expanding its already dominant cloud computing business, AWS, alongside its relentless growth in e-commerce, creates a potent combination. While short-term capital expenditures may impact free cash flow, the long-term benefits of enhanced infrastructure and increased market share in both retail and cloud services are substantial. Investors are essentially acquiring either a robust retail giant or a leading cloud provider at a discount, or perhaps both. This dual strength, coupled with its significantly faster growth rate compared to its retail competitors, positions Amazon as an exceptionally attractive investment for those with a long-term vision, suggesting that the market is currently underestimating its future profitability and strategic advantages.