Compare · Quantum computers
Gemini vs Aria
RANKED BY PHYSICAL QUBITS ON AN OPERATIONAL SYSTEM
#2 VS #15
CHECKED 06 SEPT 2026
Side by side
Verdict
Gemini ranks #2 of 16 on Physical qubits on an operational system (260); Aria ranks #15 (21).
Rank 02 of 16 · leads
Physical qubits on an operational system
260
MakerQuEra
Date2025
Verified04 Sept 2026
Evidence
QuEra Gemini product page: "Number of Qubits 260 physical qubits", digital gate-mode. Secondary: Global 2-Qubit Gate Fidelity 99.2%. Roadmap page lists Gemini as launched 2025.Rank 15 of 16
Physical qubits on an operational system
21
MakerIonQ
Date2022
Verified04 Sept 2026
Evidence
IonQ Aria practical-performance page: production configuration of 21 physical qubits, average two-qubit error rate 0.4%, single-qubit gate error 0.05%. All-to-all connectivity.Try another pair
Source Vendor product pages and official announcements (Atom Computing AC1000, QuEra Gemini and Aquila, IBM Quantum hardware, Pasqal Orion Gamma…
Last checked 06 Sept 2026