IonQvs.D-Wave Quantum
IONQ vs QBTS · both in Quantum hardware & platforms, part of the Quantum computing value chain: The companies building the quantum computers themselves — trapped ions, superconducting qubits, photonics and annealing.
IonQ is about 2.1× larger than D-Wave Quantum by market cap; year to date, IonQ leads (−4.5% vs −23.2%).
Side by side
| IONQ | QBTS | |
|---|---|---|
| Market cap | $16B | $7.4B |
| Price | $42.86 | $20.09 |
| Today | −4.3% | −5.1% |
| Return YTD | −4.5% | −23.2% |
| Return 1Y | −6.7% | +25.5% |
| P/E | 48.9 | — |
| P/S | 85.5 | 598.1 |
| P/B | 3.2 | 6.6 |
Data as of 2026-07-11 · updates daily after U.S. close
The two companies
IonQIONQ
The leading trapped-ion quantum computing pure play — high qubit fidelity, access through the major cloud platforms and an aggressive, acquisition-driven roadmap toward quantum networking.
Full IONQ profile →D-Wave QuantumQBTS
The commercial pioneer in quantum annealing — optimization systems in enterprise use today, with a gate-model program developed in parallel.
Full QBTS profile →More comparisons in Quantum hardware & platforms
See where IONQ and QBTS sit in the full Quantum computing map — every segment from suppliers to end markets.Open the Quantum value chain →