The Motley Fool·2025-12-28 23:06Core Insights - Both IonQ and Rigetti Computing are significant players in the quantum computing sector, developing advanced technologies but facing substantial cash burn [1] Company Overview - IonQ utilizes a trapped-ion system for its quantum computing technology, while Rigetti employs superconducting qubits, with both targeting industries such as AI, finance, defense, cybersecurity, and manufacturing [2] - IonQ has a market capitalization of $16 billion, while Rigetti's market cap is approximately $7.4 billion [2][6] Financial Performance - IonQ's latest quarterly report showed positive results, exceeding revenue expectations and raising its full-year revenue guidance to $110 million, despite operating costs of $473 million for the first nine months of the year [4] - Rigetti reported revenue of $5.2 million for the first nine months of 2025, with operating losses of $63.4 million during the same period [7] Capital and Valuation - IonQ completed a $2 billion capital raise through new share sales, which diluted existing shareholders but was necessary for continued progress [5] - Rigetti's technology shows scalability potential, but IonQ's current valuation is considered more attractive than Rigetti's [8] Competitive Landscape - It remains uncertain which company will emerge as the leader in the quantum computing space, with IonQ being more established and having significant partnerships, while Rigetti presents a higher-risk, higher-reward investment opportunity [10]