Suggestions appear as you type. Use the up and down arrows to choose one and Enter to open it.

This page's audience real numbers from our own analytics — open to see them
–Visitors
–Page views
–Clicks to vendors
–Time on page
–Reading now
Clicks to vendors, by tool
  • –
Top countries
  • –
Devices
  • –

– · counted by iTechGuides's own first-party analytics, bots removed, every figure rounded down · how we count

Head-to-head · Performance Testing Software

OpenText Core Performance Engineering vs Locust

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score OpenText Core Performance Engineering #2 in Performance Testing Software 9.2/10 Pricing on request ✓ 5 of 5 features Visit OpenText
Locust #7 in Performance Testing Software 8.8/10 Free plan Free plan✓ 5 of 5 features Visit Locust

OpenText Core Performance Engineering leads on 0 checks, Locust on 0, and 6 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreOpenText Core Performance Engineering · 9.2/10
  • Free planonly Locust

OpenText Core Performance Engineering scores higher on our rubric for performance testing software: 9.2 against 8.8 out of 10; our editors rank them #2 and #7.

OpenText Core Performance Engineering is the better fit for enterprises needing cloud regions and AI analysis. Locust is the better fit for python teams building flexible open-source tests.

  • OpenText Core Performance Engineering fits best

    Enterprises needing cloud regions and AI analysis

  • Locust fits best

    Python teams building flexible open-source tests

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. How we rank.

Side by side

Feature OpenText Core Performance Engineering 9.2/10 Visit ↗ Locust 8.8/10 Visit ↗
At a glance
Editor score 9.2 8.8
Ranking #2 in Performance Testing Software #7 in Performance Testing Software
Best for Enterprises needing cloud regions and AI analysis Python teams building flexible open-source tests
Pricing model Paid Free
Starting price Pricing on request Free plan
Free plan Not checked yet ✓ (best)
Free trial — —
Deployment Cloud Cloud, Self-hosted
Platforms Web Web, Windows, macOS, Linux
Support Tickets, Community · 24/7 Docs
Built for Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features OpenText Core Performance Engineering 5/5 · Locust 5/5
Load testing ✓ ✓
Stress testing ✓ ✓
Browser-based testing ✓ ✓
Distributed load ✓ ✓
API testing ✓ ✓
Specs
Deployment model Hybrid Hybrid
Max virtual users Not checked yet Not checked yet
Our review
Pros
  • Distributed testing across more than 40 cloud regions
  • Combines browser, REST API, JMeter, Gatling, and mobile web testing
  • AI-assisted scripting, predictive analytics, and network virtualization
  • Define test scenarios in regular Python code
  • Run real-time, headless, or distributed tests
  • Extend workloads with protocols, clients, and integrations
Cons
  • Usage-based pricing requires contacting sales
  • Hybrid deployments may require on-premises load generators
  • Its broad scope may exceed the needs of lightweight testing teams
  • Self-hosted deployment places operations on your team
  • Browser testing uses documented Playwright or Selenium extensions
  • Core HTTP/HTTPS coverage may require extensions for other protocols
Our verdict

OpenText Core Performance Engineering is a cloud-based service for development, QA, and performance engineering teams. It covers planning, test creation, execution, monitoring, analysis, and reporting for web, API, mobile web, and…

Read the review →

Locust is an open-source performance and load testing tool for developers and test engineers who want to define simulated behavior in Python. It supports load, stress, browser, distributed-load, and API testing across web, Windows, macOS,…

Read the review →
  1. OpenText Core Performance EngineeringPerformance Testing Software 9.2Pricing on request
  2. LocustPerformance Testing Software 8.8Free plan

Strengths and trade-offs

  • OpenText Core Performance Engineering — where it wins

    • Distributed testing across more than 40 cloud regions
    • Combines browser, REST API, JMeter, Gatling, and mobile web testing
    • AI-assisted scripting, predictive analytics, and network virtualization

    Where it doesn't

    • Usage-based pricing requires contacting sales
    • Hybrid deployments may require on-premises load generators
    • Its broad scope may exceed the needs of lightweight testing teams
  • Locust — where it wins

    • Define test scenarios in regular Python code
    • Run real-time, headless, or distributed tests
    • Extend workloads with protocols, clients, and integrations

    Where it doesn't

    • Self-hosted deployment places operations on your team
    • Browser testing uses documented Playwright or Selenium extensions
    • Core HTTP/HTTPS coverage may require extensions for other protocols
  • OpenText Core Performance Engineering9.2/10 · Pricing on request

    A broad hybrid performance-testing suite for enterprise web, API, and mobile workloads.

    Visit OpenTextFull verdict →
  • Locust8.8/10 · Free plan

    A flexible Python-based load testing tool for teams that want self-hosted control.

    Visit LocustFull verdict →

More comparisons

Guides on performance testing software

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update