[Answered ]-Django vs Play framework in terms of performance

Threads and events are not a dichotomy, Play gives you threads and an event loop.

This question is too broad, it really depends on what you’re trying to implement – in many many use cases the web framework is not the bottleneck, it’s the database. But if you insist on getting on a comparison that completely ignores whatever your specific use case is, then here’s a comparison:

http://www.techempower.com/benchmarks/#section=data-r9&hw=peak&test=json&f=2hwco-0-0-0