Bloom Energy vs. Plug Power: Which Hydrogen Stock Is a Better Buy in 2026?

Bloom Energy vs. Plug Power frames two divergent bets on hydrogen as a fuel source for 2026. Bloom Energy designs fuel cell systems that provide steady onsite electricity for commercial and industrial customers, including data centers. In fiscal 2025, Bloom Energy’s revenue rose 37% to $2.0 billion, driven by deploying nearly 1.5 gigawatts of capacity, while the company posted a net loss of about $88.4 million. Its balance sheet shows a debt-to-equity ratio near 3.9x, a current ratio close to 6.0x, and free cash flow of $57.2 million. Three customers accounted for roughly 43%, 13%, and 12% of total sales, indicating concentration risk amid a broad customer base. Plug Power focuses on building a full hydrogen lifecycle, from production and liquefaction to fueling stations for warehouse fleets. For FY 2025, Plug Power reported revenue near $709.9 million, up about 12.9% from the prior year, but posted a net loss of nearly $1.6 billion, resulting in a net margin of -229.8%. Its debt-to-equity ratio is about 1.0x, the current ratio around 2.3x, and free cash flow was negative roughly $661.5 million, highlighting cash burn during expansion. A significant portion of sales comes from Walmart, which accounted for about 24.2% of revenue, underscoring concentration risk. The company aims to deploy hydrogen networks widely, but profitability remains a central challenge compared with Bloom's steadier on-site model.