IonQ vs. Rigetti Computing: Which Quantum Computing Stock Is the Better Buy?

Investors view quantum computing as the next frontier hardware play in the wake of artificial intelligence.

Take IonQ (IONQ -3.47%) and Rigetti Computing (RGTI -4.73%).

A look at Rigetti Computing Rigetti Computing boasts several strengths.

IONQ - IonQ $31.16-$1.12 (-3.47%) NYSE · As of 4:00 PM ET 10/22/26 Premium Feature Key data points Market capMarket cap calculated using publicly traded shares outstanding only.

IonQ's cash, cash equivalents, and investments totaled a substantial $3 billion at the end of Q2, but ideally, it will look to rein in its acquisitions.