Quantum Market Cap

IONQ vs XNDU: Which Quantum Stock Is Better?

IonQ (Trapped-Ion) vs Xanadu (Photonic) — live market, SEC financial and quantum-hardware data side by side.

IONQ is the larger company at $19.18B market cap, about 5.4× the size of XNDU ($3.53B).

They take different technical paths: IONQ reports 100 qubits (#AQ (Algorithmic Qubits)), while XNDU reports 12 qubits (Logical GKP Qubits (Photonic / CV-QC)) — raw counts are not directly comparable across modalities.

MetricIONQIonQXNDUXanadu
Market
Price$51.40$11.85
Market Cap$19.18B$3.53B
1Y Return+28.2%
52W High$84.64$42.44
52W Low$25.89$6.97
Financials
Revenue (latest FY)$130.02M
Revenue YoY+201.9%
Net Income$-510,378,000
Cash & Equivalents$2.04B$272.46M
Cash Runway61mo
Risk
Going Concern FlagNoNo
ATM Offerings (dilution)186
Daily Short Vol %49.8%47.0%
Beta (1Y vs SPY)0.890.62
Government & Research
Federal Awards Total$302.98M
Academic Citations38K114K
Patents
Quantum Technology
Physical Qubits10012
Qubit Modality#AQ (Algorithmic Qubits)Logical GKP Qubits (Photonic / CV-QC)
2Q Gate Fidelity99.6%
Cloud PlatformsAWS Braket, Azure Quantum, Google Cloud, IonQ Quantum CloudPennyLane (Open Source), Xanadu Quantum Cloud (partner access)
Roadmap Target#AQ 64 achieved Sept 2025 (Tempo); 256-qubit chip-based system shipments 2026; 800 logical qubits by 2027; fault-tolerant at scale 2028–2030Fault-tolerant photonic quantum data center by 2028–2029; 500 logical qubits by 2029–2030
Company
Founded20152016
HeadquartersCollege Park, MDToronto, ON, Canada
Employees

IONQ vs XNDU FAQ

Is IONQ or XNDU the bigger company?

IONQ is larger, with a market cap of $19.18B versus $3.53B for XNDU.

Which has the longer cash runway, IONQ or XNDU?

IONQ's cash runway is 61mo and XNDU's is — (current cash ÷ trailing-twelve-month operating burn; "CF+" means cash-flow positive).

What technology do IONQ and XNDU use?

IonQ (IONQ): #AQ (Algorithmic Qubits). Xanadu (XNDU): Logical GKP Qubits (Photonic / CV-QC). Qubit counts are not directly comparable across different modalities.

Go deeper

More head-to-head comparisons