Technology Milestones
Track qubit count, fidelity, and roadmap progress for major quantum computing companies
ion trap
superconducting
neutral atom
photonic
quantum annealing
cat qubit
12
Companies Tracked
4,400
Max Physical Qubits
48
Max Logical Qubits
99.99%
Best 2-Qubit Fidelity
IonQ ion trap
Physical: 64
Logical: 0
Fidelity: 99.99%
Key Milestones
2023 P:32 - Forte, AQ32
2024 P:36 - Forte Enterprise
2025 P:64 - AQ64, 99.99% fidelity world re...
2025 L:4 - First logical qubits
2028 L:100
IBM Quantum superconducting
Physical: 1,121
Logical: 0
Fidelity: 99.5%
Key Milestones
2023 P:1121 - Condor processor
2024 P:156 - Heron R2 modular architecture
2025 L:5 - Starling processor
2029 L:200 - Starling target
2033 L:2000 - 100,000 physical qubits
D-Wave quantum annealing
Physical: 4,400
Logical: 0
Key Milestones
2023 P:5000 - Advantage2 prototype (lower qu...
2024 P:4400 - Advantage2 production - higher...
2025 - Gate-based hybrid development
Google Quantum AI superconducting
Physical: 105
Logical: 1
Fidelity: 99.7%
Key Milestones
2023 P:70 - Sycamore improvements
2024 P:105 L:1 - Willow chip - below threshold ...
2025 L:10
2029 L:1000 - Fault-tolerant target
Quantinuum ion trap
Physical: 98
Logical: 48
Fidelity: 99.97%
Key Milestones
2023 P:32 L:4 - H2 processor
2024 P:56 L:12 - 12 logical qubits with Microso...
2024 P:56 L:50 - 50 entangled logical qubits (D...
2025 P:98 L:48 - Helios system with 98 barium q...
2029 L:10000 - Universal fault-tolerant targe...
Rigetti Computing superconducting
Physical: 84
Logical: 0
Fidelity: 99.5%
Key Milestones
2024 P:84 - Ankaa-3 with 99.5% median 2Q g...
2024 - Amazon Braket Ankaa-2 integrat...
2024 - Riverlane real-time QEC demons...
Atom Computing neutral atom
Physical: 1,180
Logical: 24
Fidelity: 99.5%
Key Milestones
2023 P:1180 - 1180 atom array (world record ...
2024 P:1180 L:24 - 24 logical qubits with Microso...
2025 L:100
2028 L:1000
Pasqal neutral atom
Physical: 100
Logical: 0
Key Milestones
2023 P:196
2024 P:324 - Architecture spec; 1000+ atoms...
2025 L:2
2027 L:20
2029 L:100
IQM superconducting
Physical: 150
Logical: 0
Fidelity: 99.91%
Key Milestones
2023 P:20
2024 P:54 - IQM Spark
2025 P:150 - Radiance commercial product
2026 L:5 - Halocene product line
2028 L:50
Xanadu photonic
Physical: 216
Logical: 0
Key Milestones
2022 P:216 - Borealis GBS - quantum advanta...
2024 P:12 - Aurora - universal gate-based,...
2026 L:4
2028 L:100
2029 P:100000 L:1000 - Fault-tolerant target
PsiQuantum photonic
Physical: N/A
Logical: 0
Fidelity: 99.22%
Key Milestones
2024 - GlobalFoundries manufacturing ...
2025 - Omega chipset - Nature paper, ...
2025 - DARPA US2QC Phase 3 selection
2025 - $1B Series E funding, $7B valu...
2025 - Quantum Data Centers groundbre...
2027 P:1000000 L:100 - First fault-tolerant utility-s...
Alice & Bob cat qubit
Physical: 16
Logical: 0
Fidelity: 94.2%
Key Milestones
2023 P:1 - First cat qubit with 10s bit-f...
2024 P:16 - Boson 4 chip - 7+ minute bit-f...
2025 P:16 - 1+ hour bit-flip lifetime (160...
2025 L:1 - Helium chip - first logical ca...
2030 L:100 - Graphene chip