Duolingo Inc vs Plug Power Inc — how do they compare? Duolingo Inc trades at $135.31 (market cap $6.42B), while Plug Power Inc trades at $2.22 (market cap $2.94B). The key difference: Duolingo Inc is far larger — about 2.2× Plug Power Inc's market cap, and Plug Power Inc is trading nearer its 52-week high, Duolingo Inc nearer its low. Which is the better fit depends on your goals.
| DUOL | PLUG | |
|---|---|---|
Market Cap | $6.42B | $2.94B |
Sector | Technology | Industrials |
52-Week High | $369.19 | $4.14 |
52-Week Low | $90.03 | $1.41 |
Enterprise Value | $5.19B | $3.73B |
Signals from Pluang's Aura AI — not financial advice
DUOL trades at $130.9, up 6.79% in 24 hours, with a neutral technical signal. The company reported strong Q2 2026 earnings, beating EPS estimates at $0.66 versus $0.604 expected, driven by 23% daily active user growth. However, a lower Q3 revenue forecast has tempered optimism. Fundamentals show robust revenue growth to $1.04B in 2025 and a net income margin of 35.87%, though valuation multiples like P/E of 15.47 and P/S of 5.6 suggest premium pricing.
Outlook is mixed: strong user engagement and profitability support upside, but monetization concerns and competitive pressures pose risks. Analysts are cautious with a $121 consensus price target below current levels, highlighting execution challenges in converting growth to sustained revenue.
Plug Power (PLUG) trades at $2.18, up 5.31% with a bearish technical signal despite recent earnings beat. The company shows improving operational metrics with reduced cash usage and margin improvements, though it remains unprofitable with negative gross margins of -25.66%. Management targets positive EBITDA by Q4 2026 while navigating significant liquidity challenges through asset sales and financing activities.
While analyst consensus leans bullish with a $2.22 price target, PLUG faces substantial execution risks amid persistent losses and cash burn. The stock offers speculative upside if management delivers on profitability targets, but investors face elevated risk from the company's negative cash flow and competitive hydrogen market pressures.
Trailing returns across standard periods
Latest headlines on both assets
Duolingo Inc is a mobile learning platform to learn languages and the top-grossing app in the Education category on both Google Play and the Apple App Store. It has three predominant sources of revenue
Read more on DUOL →Plug Power is building an end-to-end green hydrogen ecosystem—from production, storage and delivery to energy generation. The company plans to build and operate green hydrogen highways across North America and Europe. Plug will deliver its green hydrogen solutions directly to its customers and through joint venture partners into multiple end markets—including material handling, e-mobility, power generation, and industrial applications.
Read more on PLUG →