Grammarly vs Lex
Head-to-head comparison — updated April 2026
VS
Our Verdict
Choose Grammarly for comprehensive grammar, style, and plagiarism checking across multiple platforms. Choose Lex for a more affordable, collaboration-focused AI writing environment.
Why Grammarly?
✓ Higher user rating (4.7/5 vs 4.3/5)
✓ Plagiarism detection included
✓ Broader feature set including style guides and tone control
✓ Browser extension for cross-platform use
Why Lex?
✓ Lower starting price ($8/mo vs $12/mo)
✓ AI-native editor design
✓ Built-in comments and collaboration features
Which Should You Choose?
Both Grammarly and Lex are strong tools in the AI writing space. Grammarly has higher user ratings overall. Choose Grammarly if you value style guide and team collab. Choose Lex if you want to start free.