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AR VR · head to head

Babylon.js vs Varjo

Babylon.js logo

Babylon.js

AR VR

Powerful 3D engine for the web with WebXR

From
Free
Rated
-
Full reviewWebsite
Varjo logo

Varjo

AR VR

Human-eye resolution VR/XR headsets

From
$2495/one-time
Rated
-
Full reviewWebsite

The short version

  • Only Babylon.js has a free tier, so it costs nothing to try first.
  • Each has a real cost: Babylon.js javaScript-only framework; requires developer expertise to implement and maintain; Varjo high cost enterprise XR solutions
  • They diverge on capability: Babylon.js covers WebGL/WebGPU rendering, Varjo covers Human-eye resolution.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Babylon.js and Varjo actually diverge.

Attributes where Babylon.js and Varjo differ
AttributeBabylon.jsVarjo
Starting priceFree$2495/one-time
Pricing modelUnknownone-time
Free tierYesNo
PlatformsWeb, Native (via Babylon Native Runtime), React NativeXR headsets, Windows
Founded19752016

Identical on both: user rating (Not yet rated), category (AR VR).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Babylon.js

  • WebGL/WebGPU rendering
  • Physics engines
  • GUI system
  • Node material editor
  • WebXR
  • glTF
  • Havok physics
  • Azure

Only in Varjo

  • Human-eye resolution
  • Mixed reality
  • Eye tracking
  • Hand tracking
  • Unity
  • Unreal
  • OpenXR
  • SteamVR

What people use each for

The jobs each tool is most often brought in to do.

Babylon.js

  • Web 3D rendering engine for games, e-commerce product configuration, and interactive experiencesnot Varjo
  • Cross-platform 3D development with native runtime and React Native supportnot Varjo

Varjo

  • Military flight simulation and pilot trainingnot Babylon.js
  • Vehicle operation and weapons trainingnot Babylon.js
  • Maritime navigation trainingnot Babylon.js
  • High-fidelity professional VR simulationnot Babylon.js

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Babylon.js

  • JavaScript-only framework; requires developer expertise to implement and maintain

Varjo

  • High cost enterprise XR solutions
  • Specialized for military and simulation training use cases only

Pricing, plan by plan

Babylon.js

Free

No published plan breakdown. See the Babylon.js review.

Varjo

$2495/one-time
  • Varjo XR-4$3990/one-time
    • Human-eye resolution
    • Mixed reality
    • Eye tracking

Which should you pick?

Choose Babylon.js if

  • You need webgl/webgpu rendering.
  • You want to start without paying.
  • You work on Web, Native (via Babylon Native Runtime), React Native.
  • You also want physics engines.
Babylon.js review

Choose Varjo if

  • You need human-eye resolution.
  • You work on XR headsets, Windows.
  • You also want mixed reality.
Varjo review

Questions people ask

Is Babylon.js or Varjo better?
Neither clearly leads. Babylon.js starts at Free and Varjo at $2495/one-time, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Babylon.js or Varjo?
Babylon.js has a free tier; the other does not. Paid plans start at Free for Babylon.js and $2495/one-time for Varjo.
Does Babylon.js or Varjo run on more platforms?
Babylon.js runs on Web, Native (via Babylon Native Runtime), React Native. Varjo runs on XR headsets, Windows.
Can I use Babylon.js for free?
Yes. Babylon.js has a free tier, so you can try it without paying. Varjo starts at $2495/one-time.
What is Babylon.js best used for?
Babylon.js is most often used for web 3d rendering engine for games, e-commerce product configuration, and interactive experiences, cross-platform 3d development with native runtime and react native support. Of those, web 3d rendering engine for games, e-commerce product configuration, and interactive experiences and cross-platform 3d development with native runtime and react native support are not what Varjo is typically brought in for.
What can Babylon.js do that Varjo cannot?
Babylon.js covers WebGL/WebGPU rendering, Physics engines, GUI system, Node material editor. Varjo covers Human-eye resolution, Mixed reality, Eye tracking, Hand tracking.

Answered from the vendors’ own pages

Babylon.js: Is Babylon.js free to use?

Yes, Babylon.js is completely free. It is an open-source web rendering engine licensed under the Apache 2.0 license, which is permissive and does not restrict usage.

Source
Varjo: Does Varjo publish pricing information on their website?

No. Varjo does not publish specific pricing on their website and directs interested customers to contact their sales team or book a demo.

Source
Babylon.js: Can I use Babylon.js for commercial purposes?

Yes, the Apache 2.0 license permits free use for commercial purposes. You can use, modify, and distribute Babylon.js in commercial applications as long as you include a copy of the license and provide notice of significant changes.

Source
Varjo: How can I get pricing information from Varjo?

Varjo requires direct contact with their sales team. Customers can either request a demo or fill out a contact form to discuss pricing with a representative.

Source
Babylon.js: Is there any paid support or commercial version of Babylon.js?

Babylon.js is open source with no paid tiers or commercial version. Community support is available through GitHub and documentation, but there are no official paid support contracts offered.

Source
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