Alibaba vs. MercadoLibre: Which Stock Is a Better Buy in 2026?

Choosing between a deep-value play in Asia and a high-growth leader in Latin America depends on your risk tolerance. Alibaba Group (NYSE:BABA) and MercadoLibre (NASDAQ:MELI) offer two distinct paths for investors.

Alibaba focuses on dominating the e-commerce and cloud sectors in China while expanding its artificial intelligence capabilities. MercadoLibre has built a massive commerce and fintech ecosystem serving millions across Latin America. Comparing these giants reveals how different regions and valuation levels can impact your long-term investment strategy.

The case for Alibaba

Alibaba Group operates as a diversified technology titan, serving consumers and merchants through its massive Chinese and international e-commerce platforms like Lazada. The company also focuses heavily on artificial intelligence, reporting that its consumer-facing Qwen AI platform has surpassed 300 million monthly active users. This focus on AI + Cloud aims to modernize its retail offerings while providing essential digital services for global enterprises.

In the fiscal year ended March 31, 2026, revenue reached approximately $152.7 billion, representing growth of nearly 2.7% compared with the prior fiscal year. Net income for the period was roughly $15.5 billion, resulting in a net margin of close to 10.1%. While revenue continues to grow, the net margin saw a decrease from the 13.1% reported in the prior fiscal year.

As of its March 2026 balance sheet, the debt-to-equity ratio is approximately 0.2x, showing the business relies very little on borrowed money. The current ratio, which measures a company's ability to cover short-term debts with short-term assets, is nearly 1.3x. Free cash flow, defined as cash flow from operations minus capital expenditures, was roughly $10.2 billion during the latest fiscal year.

The case for MercadoLibre

MercadoLibre operates a leading e-commerce and fintech ecosystem across 18 Latin American countries, including major markets like Brazil and Mexico. The company collaborates with mobile operating system providers like Apple (NASDAQ:AAPL) and Alphabet to distribute its applications to roughly 131 million unique buyers. Beyond its marketplace, it provides financial services through Mercado Pago, which handles payments and credit for millions of users.

In the fiscal year ended Dec. 31, 2025, revenue reached close to $28.9 billion, reflecting a significant revenue growth of roughly 39.1% year over year. Net income for the period was approximately $2.0 billion, which equals a net margin of nearly 6.9%. This performance shows the company's ability to maintain profitability while investing heavily in its logistics and payment infrastructure.

According to its December 2025 balance sheet, the debt-to-equity ratio is roughly 1.7x, indicating the company uses significant leverage to fund its expansion. The current ratio is approximately 1.2x, suggesting sufficient liquidity for near-term obligations while its growth makes it a standout among retail stocks. Free cash flow, which equals cash flow from operations minus capital expenditures, was nearly $10.8 billion.

Risk profile comparison

Alibaba faces intense competitive pressure within the Chinese e-commerce market from established rivals and emerging discount platforms. Regulatory oversight in its home market remains a factor, with potential changes in data privacy and antitrust laws affecting daily operations. Geopolitical tensions also present a risk, specifically regarding trade restrictions and the company's ability to source high-end technologies for its cloud business.

MercadoLibre operates in a highly competitive environment where global players like Amazon (NASDAQ:AMZN) challenge its dominant market share. The company must navigate complex fintech regulations across multiple jurisdictions, often leading to high compliance costs and currency volatility in emerging markets. Additionally, its lending business carries credit risk, as deteriorating economic conditions could lead to higher default rates among its consumer borrowers.

Valuation comparison

Alibaba appears much cheaper based on its Forward P/E, which tracks future earnings estimates, and its P/S ratio measuring sales over the past twelve months.

Valuation metrics include sourcing from Financial Modeling Prep (FMP) and may differ from other data providers.

Which stock would I buy in 2026?

I'd go with MercadoLibre. Commerce and fintech are accelerating simultaneously across Latin America, a region where digital adoption still has an enormous runway ahead. The company crossed $10 billion dollars in quarterly revenue for the first time in 2026, growing at the fastest pace in four years. And the deliberate sacrifice of near-term profit to fund free shipping, credit card expansion, and logistics infrastructure is a bet that seems likely to pay off over time.

Alibaba's stock has pulled back significantly over the past year despite improving business fundamentals. Growth in cloud revenue is being driven by AI demand, and the valuation looks attractive relative to its history. For investors comfortable with the geopolitical risk of owning a Chinese company listed in the U.S., there is a case to be made.

But that geopolitical risk is persistent and hard to plan around. I like that MercadoLibre operates in a more predictable environment and is capturing a market that is still in its early stages. For a patient investor, MercadoLibre's growth trajectory and long runway ahead make it the stronger pick.

Sara Appino has positions in Amazon, Apple, and MercadoLibre. The Motley Fool has positions in and recommends Amazon, Apple, and MercadoLibre. The Motley Fool recommends Alibaba Group. The Motley Fool has a disclosure policy.