Arqit Quantum Inc vs Rivian Automotive, Inc. — how do they compare? Arqit Quantum Inc trades at $23.52 (market cap $424.79M), while Rivian Automotive, Inc. trades at $15.94 (market cap $23.69B). The key difference: Rivian Automotive, Inc. is far larger — about 55.8× Arqit Quantum Inc's market cap, and Rivian Automotive, Inc. is trading nearer its 52-week high, Arqit Quantum Inc nearer its low. Which is the better fit depends on your goals.
| ARQQ | RIVN | |
|---|---|---|
Market Cap | $424.79M | $23.69B |
Sector | Technology | Consumer Cyclical |
52-Week High | $58.27 | $22.45 |
52-Week Low | $11.78 | $11.97 |
Enterprise Value | $398.10M | $23.73B |
Signals from Pluang's Aura AI — not financial advice
ARQQ trades at $23.72, up 4.91% today, with a bullish technical signal from moving averages despite overbought RSI readings. The company shows explosive revenue growth but deep losses, with a P/S ratio of 352.9 reflecting high growth expectations. Recent news highlights a proof-of-concept with nLighten and strong H1 2026 revenue growth of 829% year-over-year, signaling commercial traction in quantum-safe encryption.
Outlook hinges on scaling revenue to offset high costs, with analyst sentiment split evenly between Buy and Hold. Key risks include sustained cash burn and competitive pressure, but government and telecom deals offer upside if execution improves.
Rivian (RIVN) trades at $16.015, down 2.29% today, with a bullish technical signal from moving averages but neutral oscillators. The company shows improving fundamentals with revenue growth from $5.0B in 2024 to $5.4B in 2025, though net losses persist at -$3.65B. Recent R2 vehicle launches and raised 2026 delivery guidance to 65,000-70,000 vehicles indicate operational progress. Analyst consensus is mixed with 48% buy ratings and a $18.70 price target, suggesting 17% upside potential from current levels.
Rivian presents a high-risk growth opportunity with significant cash burn ($1.72B net outflow in 2025) but improving margin trends. The R2 ramp-up and Uber partnership offer catalysts, though execution risks and EV market competition remain concerns. With negative profitability metrics and substantial debt, the stock suits investors comfortable with early-stage company volatility seeking EV market exposure.
Trailing returns across standard periods
Latest headlines on both assets
Arqit Quantum provides advanced cybersecurity software that uses symmetric key agreement technology. Its solutions protect networked devices and data against current and future cyber threats, including quantum attacks.
Read more on ARQQ →Rivian Automotive, Inc. is an automotive technology company. The Company designs and manufactures vans, trucks, and sports utility vehicles, as well as offers repair and maintenance services. Rivian Automotive serves customers in North America and the United Kingdom.
Read more on RIVN →