Quantum Market Cap

IONQ vs RGTI: Which Quantum Stock Is Better?

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

IONQ is the larger company at $19.18B market cap, about 3.1× the size of RGTI ($6.21B).

IONQ reports more revenue ($130.02M vs $7.09M for RGTI, latest fiscal year).

On cash runway — the metric that decides who needs to raise money first — RGTI is stronger (82mo vs 61mo).

They take different technical paths: IONQ reports 100 qubits (#AQ (Algorithmic Qubits)), while RGTI reports 108 qubits (Physical Qubits (Superconducting, Modular Chiplet)) — raw counts are not directly comparable across modalities.

MetricIONQIonQRGTIRigetti Computing
Market
Price$51.40$18.68
Market Cap$19.18B$6.21B
1Y Return+28.2%+64.9%
52W High$84.64$58.15
52W Low$25.89$11.23
Financials
Revenue (latest FY)$130.02M$7.09M
Revenue YoY+201.9%-34.3%
Net Income$-510,378,000$-216,210,000
Cash & Equivalents$2.04B$418.25M
Cash Runway61mo82mo
Risk
Going Concern FlagNoNo
ATM Offerings (dilution)1866
Daily Short Vol %49.8%58.7%
Beta (1Y vs SPY)0.890.89
Government & Research
Federal Awards Total$302.98M$8.87M
Academic Citations38K43K
Patents——
Quantum Technology
Physical Qubits100108
Qubit Modality#AQ (Algorithmic Qubits)Physical Qubits (Superconducting, Modular Chiplet)
2Q Gate Fidelity99.6%99.1%
Cloud PlatformsAWS Braket, Azure Quantum, Google Cloud, IonQ Quantum CloudAWS Braket, QCS (Direct API), Azure Quantum (planned)
Roadmap Target#AQ 64 achieved Sept 2025 (Tempo); 256-qubit chip-based system shipments 2026; 800 logical qubits by 2027; fault-tolerant at scale 2028–2030Lyra (336 qubits, late 2026 narrow advantage target); 1,000+ qubits by end of 2027; utility-scale ~2027–2029
Company
Founded20152013
HeadquartersCollege Park, MDBerkeley, CA
Employees——

IONQ vs RGTI FAQ

Is IONQ or RGTI the bigger company?

IONQ is larger, with a market cap of $19.18B versus $6.21B for RGTI.

Which has the longer cash runway, IONQ or RGTI?

IONQ's cash runway is 61mo and RGTI's is 82mo (current cash ÷ trailing-twelve-month operating burn; "CF+" means cash-flow positive).

What technology do IONQ and RGTI use?

IonQ (IONQ): #AQ (Algorithmic Qubits). Rigetti Computing (RGTI): Physical Qubits (Superconducting, Modular Chiplet). Qubit counts are not directly comparable across different modalities.

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