2026 Q2 Global Cloud Market Share: AWS, Azure, Google Cloud dominance

Synergy Research Group's Q2 2026 global cloud infrastructure services market report.

Market Share

Vendor Share Revenue YoY
AWS 31% ~$28B +18%
Azure 24% ~$22B +22%
Google Cloud 12% ~$11B +28%
Alibaba Cloud 5% ~$4.5B +12%

Key Trends

AI is the primary growth driver — AI-related revenue grew 50%+ YoY across all three major clouds. Market concentration increased to 67% (up from 64%). Combined CapEx exceeded $50B in Q2, with ~40% allocated to AI infrastructure.

16IDC Takeaway

Cloud competition has shifted from price wars to AI capability wars. For users, cloud services are becoming smarter but not necessarily cheaper — AI feature premiums are becoming a new driver of cloud bills.

Source: Synergy Research Group