SignalR vs WebSockets Feature WebSockets SignalR Protocol Low-level TCP-based High-level abstraction Transpor t Only WebSockets Fallbacks: WebSockets → SSE → Long Polling Usage Real-time messages Real-time hubs with automatic reconnection, grouping, scaling ✅ Use SignalR for apps needing broadcast, connection management, and fallbacks.
SignalR vs WebSockets
Feature WebSockets SignalR
Protocol Low-level
TCP-based
High-level abstraction
Transpor
Only WebSockets Fallbacks: WebSockets → SSE → Long Polling
Usage Real-time
messages
Real-time hubs with automatic reconnection, grouping,
scaling
✅ Use SignalR for apps needing broadcast, connection management, and fallbacks.