Comparison

PHPUnit vs pytest

On the evidence we track, pytest leads this comparison with a composite score of 75/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.
PHPUnit57
★pytest75
Score
vioscaleAI score
PHPUnit57 / 100low · 32%
pytest75 / 100medium · 72%
Pricing
Free tier
PHPUnit–
pytest✓
Model
Price level
PHPUnitfree
pytestfree
Adoption
Dependent repos
PHPUnit777,462
pytest283,154
Github stars
PHPUnit20,063
pytest14,599
Package downloads weekly
PHPUnit–
Stackoverflow questions
PHPUnit–
pytest30,000
Activity
Commits last 30d
PHPUnit100
pytest54
Release
Cadence days
PHPUnit–
pytest46
History
PHPUnit20 items
pytest20 items
License
Spdx
pytestMIT
Language
Primary
PHPUnitPHP
pytestPython
Content
Faq
PHPUnit6 items
pytest8 items

Capabilities

Feature-by-feature on the axes that matter for testing tools. “-” means undocumented, not absent.

Core
Test types
PHPUnitUnit
pytest-
Browser automation
PHPUnit-
pytest-
Built-in assertion library
PHPUnit-
pytest✓
Languages
PHPUnitPHP
pytestPython
Isolation
Mocking / stubbing
PHPUnit-
pytest-
Techniques
Snapshot testing
PHPUnit-
pytest-
Performance
Parallel execution
PHPUnit-
pytest-
Insight
Code coverage
PHPUnit✓
pytest-
DX
Watch mode
PHPUnit-
pytest-
Ops
CI integration
PHPUnit-
pytest✓

What each one is

The product in its own terms, so the numbers below have context.

PHPUnit

PHPUnit helps developers verify their PHP code through automated unit testing. It provides a framework for writing, organizing, and running tests.

Independently observed

pytest

Leader

A Python framework designed for writing tests ranging from basic to complex, featuring straightforward assertion syntax with detailed failure diagnostics and built-in support for test organization through fixtures and parameterization.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

PHPUnit

Open source
as of verify ↗

pytest

Leader
Open sourceFree tier

Free and open source. Enterprise support available via Tidelift.

  • Community (Open Source)Free
    • Detailed assertion introspection
    • Auto-discovery of test modules
    • Modular fixtures
    • unittest compatibility
    • 1300+ external plugins
  • Enterprise SupportContact sales
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
CLI
PHPUnit✓
pytest✓
Deployment
Self-hosted
PHPUnit✓
pytest✓
Still deciding?

PHPUnit or pytest: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.