| Feature | AWS Global Accelerator | Amazon CloudFront | S3 Transfer Acceleration | ELB |
|---|---|---|---|---|
| Scope | 🌐 Global | 🌐 Global | 🌐 Global | 🌎 Regional |
| Performance Improvement | ✅ Yes, Proxy Packets at edge locations | ✅ Yes, Cache content at edge locations | ✅ Yes (50-500%), Route traffic through edge locations, utilizes AWS network optimizations. | ❌ No |
| Supported Protocols | HTTP, UDP/TCP | HTTP | HTTP | HTTP, TCP/UDP |
| Ideal Use Cases | Good fit for Non-HTTP based UCs (like gaming, IOT etc.) as well as for HTTP use cases that specifically require static IP addresses or deterministic, fast regional failover. | Distribute static content globally (with S3 objects < 1GB size) | Distribute static content globally (with S3 objects > 1GB size). | Load balance traffic b/w EC instances. |