Compare · Quantum computers
Helios vs Ankaa-3
RANKED BY PHYSICAL QUBITS ON AN OPERATIONAL SYSTEM
#9 VS #10
CHECKED 06 SEPT 2026
Side by side
Verdict
Helios ranks #9 of 16 on Physical qubits on an operational system (98); Ankaa-3 ranks #10 (84).
Rank 09 of 16 · leads
Physical qubits on an operational system
98
MakerQuantinuum
Date2025
Verified04 Sept 2026
Evidence
Quantinuum Introducing Helios (5 Nov 2025): 98 fully connected physical qubits, 2Q fidelity 99.921% across all pairs. Logical-qubit counts from the same post are not the ranking number.Rank 10 of 16
Physical qubits on an operational system
84
MakerRigetti
Date2024
Verified04 Sept 2026
Evidence
Rigetti What we build page: Ankaa-3 deployed 20 December 2024, 84 qubits, two-qubit gate fidelity 99.0% (ISWAP). Still listed as an operational system alongside Cepheus.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