| Features | Web Server | App Server |
|---|---|---|
| Content Type | Deliver static content. | Delivers dynamic content. |
| Protocol | Content is delivered using the HTTP protocol only. | Provides business logic to application programs using several protocols (including HTTP). |
| App Type | Serves only web-based applications. | Can serve web and enterprise-based applications. |
| Multi-Threading Support | No support for multi-threading. | Uses multi-threading to support multiple requests in parallel. |
| Traffic | Facilitates web traffic that is not very resource intensive. | Facilitates longer running processes that are very resource-intensive. |