OpenText Silk Performer vs Spirent CloudStress comparison

Test Asset reusability for performance monitoring
Silk Performer can considerably speed up testing cycles by allowing you to reuse your existing functional tests. Use Silk Test® or Selenium for performance testing and synthetic monitoring purposes as well.

Cloud in
Integrated scalability from the Cloud
Silk Performer load testing enables your applications for 'battle readiness' that can withstand massive, global usage. Easily simulate any size peak-load and avoid costly investments in stress testing hardware and setup.

Retina scan
Monitor user experience with advanced diagnostics
Detect, isolate, and resolve performance issues with effective end-to-end diagnostics. Design scripts to uncover errors from the user’s perspective and analyze results with easy to read visual reporting.

Monitor
A leading web support for load and stress testing
Validate performance of your most complex web applications and efficiently create comprehensive tests that reflect real world conditions and usage patterns.

Comprehensive mobile performance testing
Lower the cost and complexity of testing mobile web and mobile native applications at scale. Silk Performer provides a complete set of profiles for all popular mobile devices, application types, and connection speeds.