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RGTI vs QUBT: Which Quantum Computing Stock Has More Upside Potential?

Published

28 September 2026

Topic

opportunities

◆ Sectors

Quantum Computing

◆ Geography

United States

◆ Source

Read at theglobeandmail.com →

◆ Verified

Fusion42 · 28 September 2026 · Fusion42 review

Rigetti Computing and Quantum Computing Inc. reported second-quarter revenues above $5 million with distinct approaches: Rigetti focuses on scaling superconducting quantum systems while securing government funding, and QUBT pursues commercial growth through acquisitions in photonics and semiconductor sectors. Both companies face execution risks related to technology scaling and integration despite significant cash reserves and government ties.

This Wire brief sits within Fusion42's coverage of Quantum Computing.

◆ ◆ The Wire takeaway

Your quantum computing startup must choose between deep hardware innovation like Rigetti or rapid revenue growth through photonics and acquisitions like QUBT. Whichever path you take, the pressure to deliver scalable, commercial products while managing cash and integration risks just intensified.

◆ Coverage

1 source · 28 Sep 2026

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◆ Topics

Quantum Computingquantum-computingcommercializationgovernment-fundingphotonic-platformchiplet-architecture