Quantum computing has become one of the market's favorite speculative bets, and two names dominate the conversation: IonQ and Rigetti. A Motley Fool piece published August 2, 2026, and surfaced across Google News and Bing News, weighs which of the two is the better buy in 2026.
According to the Motley Fool coverage, IonQ builds trapped-ion quantum computers and sells cloud access to government, enterprise, and research customers. Trapped-ion machines hold individual charged atoms in place with electromagnetic fields and manipulate them with lasers — a different physical approach from the superconducting-chip designs used elsewhere in the field.
The same coverage notes that IonQ recently completed its acquisition of SkyWater Technology. Buying a chip manufacturer is a notable move for a company that sells computing time rather than hardware, and it points toward tighter control over how its systems get built.
The available source items describe the comparison and IonQ's side of it, but do not spell out the specifics of Rigetti's business, financials, or the article's ultimate verdict. Readers looking for the head-to-head conclusion will need the full Motley Fool piece.
The framing itself is worth noting. Both companies are pre-profit bets on a technology that has not yet delivered broad commercial payoffs, which is why "which one is the better buy" gets written about repeatedly rather than settled once.
It matters because retail investors are being asked to pick winners in an industry whose commercial timeline is still unwritten — and a stock comparison is a much easier thing to publish than a working quantum computer.