What are the key differences between Eclipse and IntelliJ IDEA Ultimate?

Compare Eclipse and IntelliJ IDEA Ultimate side by side on Lunoo to see detailed feature differences, AI scores, and expert analysis.

How are Eclipse and IntelliJ IDEA Ultimate scored?

Eclipse has an AI score of 5.4/10 and IntelliJ IDEA Ultimate has an AI score of 9.9/10. Scores are based on features, user satisfaction, and overall quality analysis.

Eclipse vs IntelliJ IDEA Ultimate 2026 — Compared

Eclipse

IntelliJ IDEA Ultimate

WINNER IntelliJ IDEA Ultimate

IntelliJ IDEA Ultimate edges ahead with a score of 9.9/10 compared to 5.4/10 for Eclipse. While both are highly rated in...

Eclipse

5.4 Average

Project Management Get Eclipse open_in_new

emoji_events WINNER

IntelliJ IDEA Ultimate

9.9 Brilliant

Project Management Get IntelliJ IDEA Ultimate open_in_new

Eclipse Free plan available

payments

IntelliJ IDEA Ultimate Free plan available

psychology AI Verdict

IntelliJ IDEA Ultimate edges ahead with a score of 9.9/10 compared to 5.4/10 for Eclipse. While both are highly rated in their respective fields, IntelliJ IDEA Ultimate demonstrates a slight advantage in our AI ranking criteria. A detailed AI-powered analysis is being prepared for this comparison.

emoji_events Winner: IntelliJ IDEA Ultimate

verified Confidence: Low

Ready to decide? Get IntelliJ IDEA Ultimate arrow_forward

description Overview

Eclipse

Eclipse is a long-standing, open-source IDE that remains a staple in enterprise Java development. While it has lost ground to IntelliJ IDEA, it remains highly capable, especially for legacy projects and specific plugin-heavy environments. Its modular architecture allows for extensive customization, and it supports a vast array of languages and frameworks. For organizations that rely on established...

IntelliJ IDEA Ultimate

IntelliJ IDEA Ultimate is the industry-standard IDE for professional Java development. Developed by JetBrains, it offers unparalleled code analysis, deep support for enterprise frameworks like Spring and Jakarta EE, and a robust set of database and web development tools. Its intelligent code completion and refactoring capabilities are unmatched, significantly reducing boilerplate and preventing co...