IBM Quantum vs Amazon Braket vs Azure Quantum vs Google Quantum AI
Quantum Cloud Platform Comparison
Comparison of 4 quantum cloud platforms — available hardware, simulators, pricing, SDK, and ecosystem.
IBM QuantumAmazon BraketAzure QuantumGoogle Quantum AI
Full Specification Comparison
| Specification | IBM Quantum | Amazon Braket | Azure Quantum | Google Quantum AI |
|---|---|---|---|---|
| Max Qubits | 1,386 (Heron) | 256 (QuEra) | 156 (IonQ) | 105 (Willow) |
| Hardware Partners | IBM only | IonQ, QuEra, Rigetti | IonQ, Quantinuum, Pasqal | Google only |
| SDK | Qiskit | Braket SDK | Q# + Qiskit | Cirq |
| Free Tier | 10 min/month | 1 hour free | $500 credit | Limited |
| Simulator Qubits | 32 (local), 100+ | 34 | 40 | 30 |
| Pricing Model | Per shot | Per shot + task | Per shot + resource | Research access |
| Ecosystem Size | Largest (500K+) | Growing | Growing | Research-focused |
Expert Verdict
IBM Quantum offers the most qubits and the richest SDK (Qiskit); Braket provides the most hardware choices; Azure integrates well with HPC; Google leads in error correction research.
Subject Breakdown
IBM Quantum
2 Category Wins
- ★ Max Qubits: 1,386 (Heron)
- ★ Ecosystem Size: Largest (500K+)
Amazon Braket
0 Category Wins
Azure Quantum
0 Category Wins
Google Quantum AI
0 Category Wins