Quantum Market Cap

IONQ vs QUBT: Which Quantum Stock Is Better?

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

IONQ is the larger company at $19.18B market cap, about 9.0× the size of QUBT ($2.13B).

IONQ reports more revenue ($130.02M vs $682.0K for QUBT, latest fiscal year).

On cash runway — the metric that decides who needs to raise money first — QUBT is stronger (335mo vs 61mo).

They take different technical paths: IONQ reports 100 qubits (#AQ (Algorithmic Qubits)), while QUBT reports its qubit count (Photonic Variables (EQC — Entropy Quantum Computing)) — raw counts are not directly comparable across modalities.

MetricIONQIonQQUBTQuantum Computing Inc
Market
Price$51.40$9.43
Market Cap$19.18B$2.13B
1Y Return+28.2%-49.4%
52W High$84.64$25.84
52W Low$25.89$6.18
Financials
Revenue (latest FY)$130.02M$682.0K
Revenue YoY+201.9%+82.8%
Net Income$-510,378,000$-18,674,000
Cash & Equivalents$2.04B$986.11M
Cash Runway61mo335mo
Risk
Going Concern FlagNoNo
ATM Offerings (dilution)1816
Daily Short Vol %49.8%60.4%
Beta (1Y vs SPY)0.891.85
Government & Research
Federal Awards Total$302.98M$1.45M
Academic Citations38K—
Patents——
Quantum Technology
Physical Qubits100—
Qubit Modality#AQ (Algorithmic Qubits)Photonic Variables (EQC — Entropy Quantum Computing)
2Q Gate Fidelity99.6%—
Cloud PlatformsAWS Braket, Azure Quantum, Google Cloud, IonQ Quantum CloudQCi Cloud (Dirac-3), Direct API
Roadmap Target#AQ 64 achieved Sept 2025 (Tempo); 256-qubit chip-based system shipments 2026; 800 logical qubits by 2027; fault-tolerant at scale 2028–2030NeuraWave commercial deployment 2026; TFLN photonic chip commercialization (POET collaboration; Luminar manufacturing)
Company
Founded20152018
HeadquartersCollege Park, MDLeesburg, VA
Employees——

IONQ vs QUBT FAQ

Is IONQ or QUBT the bigger company?

IONQ is larger, with a market cap of $19.18B versus $2.13B for QUBT.

Which has the longer cash runway, IONQ or QUBT?

IONQ's cash runway is 61mo and QUBT's is 335mo (current cash ÷ trailing-twelve-month operating burn; "CF+" means cash-flow positive).

What technology do IONQ and QUBT use?

IonQ (IONQ): #AQ (Algorithmic Qubits). Quantum Computing Inc (QUBT): Photonic Variables (EQC — Entropy Quantum Computing). Qubit counts are not directly comparable across different modalities.

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