TCO analysis for cloud migration — AWS, Azure, GCP comparison
| Service | AWS | Azure | GCP |
|---|---|---|---|
| Compute (4 vCPU, 16GB) | $140 | $156 | $135 |
| Storage (1TB SSD) | $115 | $130 | $110 |
| Data Transfer (1TB) | $90 | $85 | $80 |
| Managed Database | $200 | $180 | $170 |
| Load Balancer | $35 | $30 | $25 |
Successful migrations reduce infrastructure costs 20-40% while improving scalability.
Common pitfalls: Data egress costs, vendor lock-in, staff retraining.