Comparison of UI systems in Unity

Choose a UI system based on the type of UI you need to develop and the features it requires.

読み終わるまでの所要時間 2 分

最終更新 4日前

This page compares the features supported by UI Toolkit, uGUI (Unity UI), and IMGUI. For a description of each system, refer to UI systems.

Runtime

The following table compares UI Toolkit and uGUI features for runtime UI.

Unity 6.7	Feature	UI Toolkit	uGUI
Authoring and debugging	WYSIWYG authoring	✅	✅
	Nesting reusable components	✅	✅
	In-scene authoring	✅	✅
	Layout and Styling Debugger	✅	✅
	Built-in unit testing framework	✅	❌
	On-device profiling	✅	❌
Layout and styling	Adaptive layout	✅	✅
	Advanced flexible layout	✅	❌
	Global style management	✅	❌
Text	Rich text tags	✅	✅
	Scalable text	✅	✅
	Font fallbacks	✅	✅
	Right-to-left language and emoji	✅	❌
Input and data	Input system support	✅	✅
	Serialized events	❌	✅
	Custom navigation order	❌	✅
	Data binding system	✅	❌
Rendering	Compatible with render pipelines	✅	✅
	Screen-space (2D) rendering	✅	✅
	World-space (3D) rendering	✅	✅
	Lit UI in world space	❌	✅
	Display 3D GameObjects inside the UI hierarchy	❌	✅
	Custom materials and shaders	✅	✅
Graphics and effects	Sprites / Sprite atlas support	✅	✅
	Textureless elements	✅	❌
	Built-in effects, including background effects	✅	❌
	Dynamic texture atlas	✅	❌
	UI anti-aliasing	✅	❌
	SVG support	✅	❌
Masking and clipping	Rectangle clipping	✅	✅
	Mask clipping	✅	✅
	Nested masking	✅	✅
Animation	Integration with Animation Clips and Timeline	✅	✅
	UI transition animations	✅	❌

The following table compares UI Toolkit and IMGUI features for Editor UI. IMGUI isn't recommended for new projects.

Unity 6.7	Feature	UI Toolkit	IMGUI
Authoring and debugging	WYSIWYG authoring	✅	❌
	Nesting reusable components	✅	❌
	Layout and Styling Debugger	✅	❌
	Built-in unit testing framework	✅	❌
Layout and styling	Adaptive layout	✅	✅
	Advanced flexible layout	✅	❌
	Global style management	✅	✅
Text	Rich text tags	✅	✅
	Scalable text	✅	❌
	Font fallbacks	✅	✅
	Right-to-left language and emoji	✅	❌
Inspectors and data	Default Inspectors	✅	✅
	Inspector: Edit custom object types	✅	✅
	Inspector: Edit custom property types	✅	✅
	Inspector: Mixed values (multi-editing) support	✅	✅
	Array and list-view control	✅	✅
	Data binding: Serialized properties	✅	✅
Graphics and effects	Textureless elements	✅	❌
	Built-in effects, including background effects	✅	❌
	Dynamic texture atlas	✅	❌
	UI anti-aliasing	✅	❌
	SVG support	✅	❌
Animation	UI transition animations	✅	❌