Comparison
Scale, with the label attached.
Only organisations whose record already has a scale note. Annealing qubits, boson-sampling counts, and roadmaps are not gate-model peers. Sort is alphabetical by default.
| Alpine Quantum Technologies | Austria | Trapped ion | LYNX: quantum volume 32,768 claimed as a European industry record. Piast-Q: 20 data qubits | Company-asserted |
| Amazon Braket / AWS Center for Quantum Computing | United States | Superconducting, Software | Ocelot (2025): ~90% QEC-overhead reduction claimed | Company-asserted |
| Anyon Systems | Canada | Superconducting | MonarQ, 24-qubit public-access machine | Reported |
| Archer Materials | Australia | Other | Single-qubit proof-of-function targeted around mid/Q3 2026 — guidance, not demonstrated at cutoff | Roadmap — not confirmed operational |
| Atom Computing | United States | Neutral atom | 1,000+ physical qubits announced ~2023; 24 logical qubits, Bacon-Shor demo, Nov 2024 | Company-asserted |
| Baidu Quantum (exited) | China | Superconducting | Qian Shi ~10 superconducting qubits (Aug 2022), then donated; not an active product | Reported |
| D-Wave Quantum | Canada | Annealing, Superconducting | Advantage: 5,000+ annealing qubits (not gate-model qubits) | Reported |
| Diraq | Australia | Silicon | >99% two-qubit fidelity on industrially fabricated devices (late 2025, company/secondary). Advantage target ~2029 | Company-asserted |
| Eigensystems | Australia | Software | Quokka emulates 30 qubits on classical hardware | Reported |
| Fujitsu (with RIKEN) | Japan | Superconducting | 256 qubits unveiled Apr 2025. 1,000-qubit 2026 install not verified operational. >10,000 by FY2030 is a roadmap | Roadmap — not confirmed operational |
| IBM Quantum | United States | Superconducting, Silicon | Heron ~156 qubits; Condor 1,121 qubits reported | Reported |
| Intel Labs Quantum | United States | Silicon | Tunnel Falls 12-qubit test chip | Reported |
| IQM Quantum Computers | Finland | Superconducting | Euro-Q-Exa 54 qubits, with at least 150 targeted by end-2026; VTT path toward 300 ~late 2027 | Reported |
| Microsoft Azure Quantum | United States | Topological, Software | Majorana 1 chip (Feb 2025) — not an independently verified logical-qubit demo | Contested claim |
| OptQC | Japan | Photonic | 100-qubit commercial target by Mar 2026 (verify delivery); 1M-qubit by 2030 aspirational | Company-asserted |
| ORCA Computing | United Kingdom | Photonic | ~11 on-prem systems claimed | Company-asserted |
| Origin Quantum | China | Superconducting | Wukong cloud ~72 qubits widely cited; Wukong-180 (May 2026) claimed 180 computational qubits + 251 couplers | Company-asserted |
| Pasqal | France | Neutral atom | Europe brief: Ruby and JADE about 100 qubits; EuroHPC SOL 140 data qubits, inaugurated June 2026. Dhahran QCaaS: 200 programmable qubits, a company/Aramco claim. | Reported |
| planqc | Germany | Neutral atom | 1,000-qubit system at LRZ; full operations targeted ~2027 | Roadmap — not confirmed operational |
| PsiQuantum | United States | Photonic | Million-physical-qubit class ambition; cryoplant delivery targeted 2H 2027 | Roadmap — not confirmed operational |
| Qilimanjaro Quantum Tech | Spain | Superconducting, Annealing | EuroQCS-Spain annealer in 10 / 15 / 25 qubit stages | Reported |
| QpiAI | India | Superconducting | Indus ~25 qubits, company-asserted | Company-asserted |
| Quandela | France | Photonic | Lucy: 12 data qubits | Reported |
| Quantinuum | United States | Trapped ion | Trackers cite ~48 logical qubits (Nov 2025); methodologies differ | Reported |
| Quantum Brilliance | Australia | Other, Sensing | Brief: Pawsey room-temperature install in 2022; a cluster of three QB-QDK2.0 units at Oak Ridge in 2025; a European accelerator with Fraunhofer IAF. Qubit count per module is not stated. | Reported |
| QuantWare | Netherlands | Superconducting | VIO-40K is a roadmap; >50 customers / 20 countries claimed | Company-asserted |
| QuEra Computing | United States | Neutral atom | Aquila ~256 qubits; 96 logical qubits with a [[16,6,4]] code (Jan 2026, reported) | Reported |
| Rigetti Computing | United States | Superconducting | Ankaa-3 ~84 qubits; Cepheus-1 ~108 qubits, general availability April 2026 reported | Reported |
| Silicon Quantum Computing | Australia | Silicon | Two-qubit fidelities up to 99.99% claimed (Dec 2025) | Company-asserted |
| Sparrow Quantum | Denmark | Photonic | Photon flux >500 million/s into fibre (Sep 2026 claim) | Company-asserted |
| SpinQ Technology | China | Superconducting | Desktop NMR in 200+ institutions / 40+ countries — company claim. Revenue mix unaudited | Company-asserted |
| USTC quantum groups (Jiuzhang / Zuchongzhi) | China | Photonic, Superconducting | Zuchongzhi ~105–107 superconducting qubits (2025 research). Jiuzhang 4.0 is boson sampling, not a gate-model QPU | Reported |