Comparison

Mocha vs Vitest

On the evidence we track, Vitest leads this comparison with a composite score of 74/100. 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.
Mocha63
★Vitest74
Score
vioscaleAI score
Mocha63 / 100low · 43%
Vitest74 / 100medium · 70%
Pricing
Free tier
Mocha✓
Vitest✓
Model
Price level
Mochafree
Vitestfree
Transparent
Mocha✓
Vitest✓
Integrations
Count
Mocha–
Vitest2
Adoption
Dependent repos
Mocha683,562
Vitest30,558
Github stars
Mocha22,897
Vitest17,212
Package downloads weekly
Mocha–
Stackoverflow questions
Mocha–
Vitest1,200
Activity
Commits last 30d
Mocha39
Vitest100
Release
Cadence days
Mocha5
Vitest5
History
Vitest20 items
License
Spdx
MochaMIT
VitestMIT
Language
Primary
Market
Availability
Content
Faq
Mocha4 items
Vitest8 items

Capabilities

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

Core
Test types
Mocha-
Vitest-
Browser automation
Mocha-
Vitest✓
Built-in assertion library
Mocha✓
Vitest✓
Languages
MochaJavaScript
VitestTypeScript, JSX
Isolation
Mocking / stubbing
Mocha-
Vitest✓
Techniques
Snapshot testing
Mocha-
Vitest✓
Performance
Parallel execution
Mocha✗
Vitest✓
Insight
Code coverage
Mocha-
Vitest✓
DX
Watch mode
Mocha-
Vitest✓
Ops
CI integration
Mocha✓
Vitest-

What each one is

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

Mocha

An open-source test framework that provides a reliable way to write and execute unit, integration, and end-to-end tests for JavaScript projects running on Node.js or in web browsers.

Independently observed

Vitest

Leader

A testing framework powered by Vite, offering Jest-compatible features including snapshots, code coverage, and mocking capabilities. It provides native TypeScript and JSX support, browser-based testing, watch mode, and benchmarking.

Independently observed

Pricing

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

Mocha

Open source
as of verify ↗

Vitest

Leader
Open source
as of verify ↗

Platform & deployment

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

Platforms
Web
Mocha✓
Vitest✓
CLI
Mocha✓
Vitest✓
Deployment
Self-hosted
Mocha–
Vitest✓

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

Mocha

Not documented yet.

Vitest

Leader
2 total
  • Vite
  • Jest
Independently observed
Still deciding?

Mocha or Vitest: 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.