Ambarella Inc vs Zscaler Inc — how do they compare? Ambarella Inc trades at $74.98 (market cap $3.39B), while Zscaler Inc trades at $139.89 (market cap $22.52B). The key difference: Zscaler Inc is far larger — about 6.6× Ambarella Inc's market cap, and Ambarella Inc is trading nearer its 52-week high, Zscaler Inc nearer its low. Which is the better fit depends on your goals.
| AMBA | ZS | |
|---|---|---|
Market Cap | $3.39B | $22.52B |
Sector | Technology | Technology |
52-Week High | $95.51 | $336.27 |
52-Week Low | $48.65 | $118.05 |
Enterprise Value | $3.13B | $20.84B |
Signals from Pluang's Aura AI — not financial advice
Ambarella (AMBA) trades at $77.30, down 1.38% on the day, with a bullish technical setup supported by moving averages and key resistance at $81. The company reported three consecutive quarterly EPS beats, with Q1 2027 earnings of $0.11 meeting estimates, while revenue grew 16.9% year-over-year to $100.4 million. A major catalyst is the $800+ million long-term edge AI agreement with Hanwha, signaling strong demand in physical AI markets. However, net income remains negative at -$117.13 million for 2025, though margins are improving.
Outlook: Wall Street is bullish with a $108.67 consensus price target (40% upside), driven by edge AI adoption and auto sector growth. Risks include persistent losses, competitive pressure from larger chipmakers, and execution challenges in scaling new AI contracts. The stock's valuation at 8.21x sales appears reasonable if revenue acceleration continues, but profitability remains key for sustained gains.
Zscaler (ZS) trades at $139.27, down 5.34% on the day, amid mixed signals. The stock shows strong revenue growth with 2025 revenue reaching $2.67 billion and consistent quarterly EPS beats, but remains unprofitable with a net income margin of -2.44%. Technical indicators are bullish on moving averages but show overbought RSI levels. Recent news highlights class action investigations and AI infrastructure cost pressures, yet analyst sentiment remains overwhelmingly positive with a consensus price target of $192.64.
The outlook for ZS is cautiously optimistic driven by robust cybersecurity demand and AI security traction, but risks include profitability challenges, rising costs, and legal scrutiny. Wall Street maintains a strong buy consensus (79% buy ratings), suggesting significant upside potential if execution improves and margins stabilize.
Trailing returns across standard periods
Latest headlines on both assets
Ambarella is a semiconductor company specializing in low-power video compression and computer vision processors. Its chips power AI cameras for security, automotive safety, and robotics applications.
Read more on AMBA →Zscaler is a security-as-a-service firm that offers its customers cloud-delivered solutions for protecting user devices and data. The firm leverages its position in 150 colocation data centers to deliver traditionally appliance-based security functionality, such as firewalls and sandboxes, as a completely cloud-native platform. The firm focuses on large enterprise customers and offers two primary product suites: Zscaler Internet Access, which securely connects users to externally managed application and websites (such as Salesforce and Google), and Zscaler Private Access, which securely connects users to internally managed applications. Both product suites encompass a broad gamut of capabilities situated across the traditional security stack.
Read more on ZS →