Needle vs. <model-viewer> vs. Rooom
See how Needle, <model-viewer>, and Rooom compare across key features and capabilities for usage on the web and creating XR experiences for designers, developers and teams.
View all platform comparisons Web-first runtime integrated with Unity and Blender plugins, complemented by Needle Cloud for optimization and hosting. Needle |  A Google-developed web component for easily embedding interactive 3D models (glTF/GLB) and AR experiences into HTML pages. <model-viewer> |  An enterprise-focused web platform offering integrated no-code/low-code tools for creating 3D/AR/VR experiences like virtual showrooms, product presentations, and events. Rooom | |
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Core Platform & Workflow | |||
| Solution Type | 3D Engine Cloud Platform Optimization Tool Web Component Needle Solution Type:
3d-engine, cloud-platform, authoring-tool, optimization-tool, web-component A comprehensive suite including a runtime engine, cloud services for optimization/hosting, authoring via Unity/Blender plugins, and embeddable web component output. | Web Component <model-viewer> Solution Type:
web-component A custom HTML element (<model-viewer>) designed for simple 3D model display and AR. | Cloud Platform 3D Engine Rooom Solution Type:
cloud-platform, authoring-tool, 3d-engine An all-in-one platform ('Enterprise Metaverse') providing a CMS, visual editors, hosting, and underlying rendering technology for business use cases. |
| Made for the web | Needle Made for the web:
Yes Built from the ground up for the web, focusing on fast loading, efficient rendering, and cross-platform web deployment. | <model-viewer> Made for the web:
Yes Focuses on ease of use, optimized loading (lazy loading, poster), and performance for web display. | Limited Rooom Made for the web:
Limited Viewers suitable for business applications. Load times are relatively high, since the viewer builds on Unity's WebGL platform. |
| Typical Workflows | Unity Editor Blender Editor Code HTML Asset Upload Needle Typical Workflows:
Unity Editor, Blender Editor, Code, HTML, Asset Upload Primary workflow involves using Unity or Blender as the authoring environment, exporting scenes and logic. Custom scripts (TypeScript/JavaScript) extend functionality. | HTML <model-viewer> Typical Workflows:
HTML Used by adding the `<model-viewer>` tag to an HTML page and configuring via attributes. | Web Editor Visual Editor Rooom Typical Workflows:
Web Editor, Visual Editor Content Management System and visual tools for creating experiences without coding. |
| Use with Unity | Needle Use with Unity:
Yes Deep integration with Unity Editor via dedicated plugin, allowing export of scenes, C# scripts (transpiled), materials (Shader Graph), animations, and components. | <model-viewer> Use with Unity:
No Consumes glTF files, which can be exported from Unity. | Rooom Use with Unity:
No Imports standard asset formats. |
| Use with Blender | Needle Use with Blender:
Yes Integration with Blender via addon, supporting export of scenes, materials, animations, and custom logic nodes. | <model-viewer> Use with Blender:
No Consumes glTF files, which can be exported from Blender. | Rooom Use with Blender:
No Imports standard asset formats. |
| Interactivity Building Blocks | Needle Interactivity Building Blocks:
Yes Includes a rich set of components for common interactions, animations, and UI elements. | <model-viewer> Interactivity Building Blocks:
No Provides built-in features for model display, camera controls, and AR placement, but not for broader interactivity. | Rooom Interactivity Building Blocks:
Yes Provides templates and interactive components for common experiences like product showcases, virtual events, and virtual tours. |
| Extensible with Coding | Needle Extensible with Coding:
Yes Uses TypeScript with full IDE support in both Unity and standalone projects. | <model-viewer> Extensible with Coding:
No Allows for JavaScript event handling and basic property manipulation via API, but not for extending core functionality. | Rooom Extensible with Coding:
No Primarily a no-code platform with template-based creation system. |
Engine Capabilities | |||
| Physically-Based Rendering | Needle Physically-Based Rendering:
Yes Supports Physically Based Rendering (PBR), custom shaders (via Unity Shader Graph export), lighting, and post-processing effects. | Limited <model-viewer> Physically-Based Rendering:
Limited Supports PBR materials, environment maps, and basic lighting/shadow options, but no control over per-object shadows, reflection probes, lightmaps or other advanced rendering features. | Good Rooom Physically-Based Rendering:
Good Aimed at producing visually appealing product visualizations and virtual environments. |
| Component System | Needle Component System:
Yes Leverages the component-based architecture of Unity/Blender, extended with custom web-specific components. | <model-viewer> Component System:
No Internal structure, not exposed as an ECS. | Rooom Component System:
No Uses an internal system managed by the platform's CMS/editor. |
| Built-in Networking | Needle Built-in Networking:
Yes Built-in real-time networking for multiplayer and collaborative applications. | <model-viewer> Built-in Networking:
No Not designed for networked experiences. | Rooom Built-in Networking:
Yes Includes networking for shared virtual events and showrooms. |
| Timelines and Sequencing | Needle Timelines and Sequencing:
Yes Supports timeline-based sequencing, complex animations, animator state machines, blending, and more. | <model-viewer> Timelines and Sequencing:
No Can play animations embedded in glTF but has no built-in sequencing system. | Rooom Timelines and Sequencing:
No Basic event-based triggers and animations for interactions, but no comprehensive timeline system. |
| Animation Controls | Needle Animation Controls:
Yes Supports complex animations authored in Unity (Animator, Timeline) or Blender and exports them for the web. | <model-viewer> Animation Controls:
Yes Can play animations embedded within the loaded glTF model. | Rooom Animation Controls:
Yes Supports product animations, avatar interactions, and potentially environment animations. |
| Animated Materials | Needle Animated Materials:
Yes Supports material animations, shader graph, and procedural material effects. | <model-viewer> Animated Materials:
No Supports materials in the glTF, including basic animation defined in the model, but no dynamic material creation or animation. | Rooom Animated Materials:
No Limited to pre-built templates and imported animations. |
| Audio Playback | Needle Audio Playback:
Yes Supports spatial audio configured via Unity/Blender components. | <model-viewer> Audio Playback:
No Does not have built-in audio features. | Rooom Audio Playback:
Yes Includes audio capabilities for environments and events. |
| Video Playback | Needle Video Playback:
Yes Supports video textures and playback controlled via components. | <model-viewer> Video Playback:
No Does not directly support video textures. | Rooom Video Playback:
Yes Supports integrating video content into virtual spaces and events. |
| Physics Integration | Needle Physics Integration:
Yes Integrates with physics engines, configured via Unity/Blender components. | <model-viewer> Physics Integration:
No Focuses on model display, does not include physics. | Rooom Physics Integration:
No Only basic interactions/collisions within the platform's scope, not exposed physics engine. |
| glTF 3D Support | Excellent Needle glTF 3D Support:
Excellent Uses glTF as its core runtime format and supports import of various formats (FBX, USD, VRM etc.) which are converted. | <model-viewer> glTF 3D Support:
Yes Designed specifically for loading and displaying glTF 2.0 models. | Limited Rooom glTF 3D Support:
Limited Supports a subset of glTF as a core format for asset import. |
| Custom User Interfaces | Needle Custom User Interfaces:
Yes Facilitates creation of UI using standard HTML/CSS and frontend frameworks, integrated with the 3D scene. | <model-viewer> Custom User Interfaces:
No Provides basic interaction controls (orbit, pan, zoom) and hotspots. Customization primarily via HTML/CSS/JS API. | Limited Rooom Custom User Interfaces:
Limited Provides templates and customization options within the platform's UI framework. |
Web Integration & Deployment | |||
| Web Component | Needle Web Component:
Yes Exports projects as standard web components (<needle-engine> tag) for easy embedding into any HTML page or web application. | <model-viewer> Web Component:
Yes It is fundamentally a web component. | Rooom Web Component:
No Offers embedding solutions, but not standard web components. |
| PWA Support | Needle PWA Support:
Yes Being web-native, Needle Engine projects can be easily included in Progressive Web Apps for offline capabilities and installation. | <model-viewer> PWA Support:
No Can be included in Progressive Web Apps but provides no specific PWA features itself. | Rooom PWA Support:
No The platform itself is web-based. |
| HTML/CSS Integration | Excellent Needle HTML/CSS Integration:
Excellent Designed to seamlessly integrate with HTML, CSS, and frontend frameworks (React, Vue, Svelte etc.), allowing blending of 2D UI and 3D content. | Excellent <model-viewer> HTML/CSS Integration:
Excellent Designed specifically for seamless integration into standard HTML pages. | Limited Rooom HTML/CSS Integration:
Limited Focus is primarily on experiences within the Rooom platform. |
| Host Anywhere | Needle Host Anywhere:
Yes The core runtime can be self-hosted on any static server. Needle Cloud features (optimization, hosting, analytics) require the cloud service. | <model-viewer> Host Anywhere:
Yes Requires only static hosting for the component and model files. | Rooom Host Anywhere:
No Experiences are hosted on the Rooom platform (cloud or optional on-premise). |
| Asset Hosting | Needle Asset Hosting:
Yes Needle Cloud provides managed hosting and CDN delivery for optimized assets. | <model-viewer> Asset Hosting:
No Requires external hosting for the glTF/GLB model files. | Rooom Asset Hosting:
Yes Assets are hosted as part of the platform service. |
| App Hosting | Needle App Hosting:
Yes Needle Cloud provides managed hosting and CDN delivery for optimized applications. | <model-viewer> App Hosting:
No Requires external hosting for the HTML page and model files. | Required Rooom App Hosting:
Required Experiences can only be hosted on the Rooom platform. |
Performance & Optimization | |||
| Engine Size | Medium Needle Engine Size:
Medium Optimized runtime aims for minimal footprint, size depends on included features. | Small <model-viewer> Engine Size:
Small Relatively lightweight as it bundles a subset of three.js. | Medium Rooom Engine Size:
Medium Platform includes rendering, interaction, and other components. |
| Loading Performance | Excellent Needle Loading Performance:
Excellent Rapid development cycles and fast loading times through optimized runtime and asset handling. | Fast <model-viewer> Loading Performance:
Fast Implements strategies like lazy loading and posters for optimized loading experience. | Moderate/Fast Rooom Loading Performance:
Moderate/Fast Advertises fast loading times as a feature. |
| Runtime Performance | Excellent Needle Runtime Performance:
Excellent Designed for efficient rendering performance across desktop, mobile, and XR devices. | Good <model-viewer> Runtime Performance:
Good Offers good performance for its primary use case of displaying and interacting with single models. | Good Rooom Runtime Performance:
Good Optimized for common business use cases like showrooms and product displays. |
| Smart Asset Optimization | Excellent Needle Smart Asset Optimization:
Excellent Needle Cloud provides significant automated optimization: LOD generation, mesh optimization, extensive texture compression (Basis Universal, WebP, JPG, PNG) and resizing options. | <model-viewer> Smart Asset Optimization:
Yes Handles progressive loading and encourages use of optimized formats like Draco and Basis Universal textures. | Rooom Smart Asset Optimization:
No Basic asset processing upon upload. |
| Mesh and Texture LODs | Excellent Needle Mesh and Texture LODs:
Excellent Supports automatic mesh simplification, level-of-detail generation and automatic texture compression with multiple quality levels. | <model-viewer> Mesh and Texture LODs:
No Relies on optimization being done in the source glTF file; no dynamic LOD system. | Rooom Mesh and Texture LODs:
No Platform does automatically apply asset compression, but no additional optimizations happen before upload. Paid optimization services are available. |
XR Support (AR/VR/Spatial) | |||
| VR Support (WebXR) | Needle VR Support (WebXR):
Yes Supports VR headsets via the WebXR standard. | Limited <model-viewer> VR Support (WebXR):
Limited Supports viewing models in VR via WebXR, without interactivity. | Rooom VR Support (WebXR):
Yes Supports VR viewing for immersive spaces and events. |
| AR Support (WebXR) | Needle AR Support (WebXR):
Yes Supports markerless WebAR on compatible Android devices via the WebXR standard. | Limited <model-viewer> AR Support (WebXR):
Limited Provides an AR button for viewing models in AR on compatible Android devices (via WebXR), without interactivity. | Rooom AR Support (WebXR):
Yes Supports AR viewing, particularly for product presentations. |
| AR Support (iOS) | Needle AR Support (iOS):
Yes Supports interactive markerless WebAR on iOS devices via WebXR. | Limited <model-viewer> AR Support (iOS):
Limited Provides an AR button for viewing static models in AR on iOS using Apple's AR Quick Look. | Limited Rooom AR Support (iOS):
Limited Supports AR viewing for products on iOS, but not for interactions. |
| AR Support (visionOS) | Needle AR Support (visionOS):
Yes Explicit support for creating spatial computing experiences deployable on visionOS. | Limited <model-viewer> AR Support (visionOS):
Limited Provides an AR button for viewing static models in AR on iOS using Apple's AR Quick Look. | Limited Rooom AR Support (visionOS):
Limited Support for 3D models on VisionOS, but not for interactions. |
| AR Tracking Types | Surface Image Needle AR Tracking Types:
Surface, Image Supports World Tracking via the WebXR standard on compatible devices. Image tracking is supported on iOS AR but requires a device-specific flag for Android AR. | Surface <model-viewer> AR Tracking Types:
Surface Supports World Tracking via WebXR (Android) and surface placement via AR Quick Look (iOS). | Surface Rooom AR Tracking Types:
Surface Supports standard markerless AR for product placement. |
Ecosystem & Support | |||
| Official Support Availability | Needle Official Support Availability:
Yes Dedicated support available for licensed users. | <model-viewer> Official Support Availability:
No Support primarily through GitHub issues and community channels. | Rooom Official Support Availability:
Yes Support included with paid plans. |
| Learning Resources | Needle Learning Resources:
Yes Extensive documentation, tutorials, live samples, and active community support. | Good <model-viewer> Learning Resources:
Good Excellent documentation site serves as the primary learning resource. | Good Rooom Learning Resources:
Good Provides resources geared towards using the platform's no-code tools. |
| License | Commercial Needle License:
Commercial Commercial license required for full features and deployment. Free evaluation available. | Open Source | Commercial Rooom License:
Commercial Commercial platform with tiered pricing, including a free entry-level plan. |