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AR VR · head to head

Babylon.js vs Microsoft HoloLens 2

Babylon.js logo

Babylon.js

AR VR

Powerful 3D engine for the web with WebXR

From
Free
Rated
-
Full reviewWebsite
Microsoft HoloLens 2 logo

Microsoft HoloLens 2

AR VR

Enterprise mixed reality for the modern workplace

From
$3500/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; Microsoft HoloLens 2 narrow field of view of 52 degrees limits visibility of holograms and causes parts of 3D objects to disappear when viewing up close
  • They diverge on capability: Babylon.js covers WebGL/WebGPU rendering, Microsoft HoloLens 2 covers Spatial mapping.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Babylon.js and Microsoft HoloLens 2 actually diverge.

Attributes where Babylon.js and Microsoft HoloLens 2 differ
AttributeBabylon.jsMicrosoft HoloLens 2
Starting priceFree$3500/one-time
Free tierYesNo
PlatformsWeb, Native (via Babylon Native Runtime), React NativeStandalone AR Headset
Founded19752015

Identical on both: pricing model (Unknown), 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
  • Webgl support

Only in Microsoft HoloLens 2

  • Spatial mapping
  • Hand tracking
  • Eye tracking
  • Holographic display
  • Dynamics 365
  • Microsoft Teams
  • Mixed-reality support
  • Windows support

Both cover

  • Azure

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 Microsoft HoloLens 2
  • Cross-platform 3D development with native runtime and React Native supportnot Microsoft HoloLens 2

Microsoft HoloLens 2

  • VR Gamingnot Babylon.js
  • AR Marketingnot Babylon.js
  • Virtual Trainingnot Babylon.js
  • 3D Visualizationnot Babylon.js
  • Immersive Experiencesnot 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

Microsoft HoloLens 2

  • Narrow field of view of 52 degrees limits visibility of holograms and causes parts of 3D objects to disappear when viewing up close
  • Heavy weight makes extended wearing uncomfortable and impractical for sessions longer than a few hours
  • Short battery life of 2.5 to 5.5 hours limits extended deployments without charging
  • Display is sensitive to bright light and sunlight, with rainbow color artifacts and poor outdoor readability
  • High price of $3,500 limits accessibility to enterprises with substantial budgets

Pricing, plan by plan

Babylon.js

Free

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

Microsoft HoloLens 2

$3500/one-time

No published plan breakdown. See the Microsoft HoloLens 2 review.

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 Microsoft HoloLens 2 if

  • You need spatial mapping.
  • You work on Standalone AR Headset.
  • You also want hand tracking.
Microsoft HoloLens 2 review

Questions people ask

Is Babylon.js or Microsoft HoloLens 2 better?
Neither clearly leads. Babylon.js starts at Free and Microsoft HoloLens 2 at $3500/one-time, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Babylon.js or Microsoft HoloLens 2?
Babylon.js has a free tier; the other does not. Paid plans start at Free for Babylon.js and $3500/one-time for Microsoft HoloLens 2.
Does Babylon.js or Microsoft HoloLens 2 run on more platforms?
Babylon.js runs on Web, Native (via Babylon Native Runtime), React Native. Microsoft HoloLens 2 runs on Standalone AR Headset.
Can I use Babylon.js for free?
Yes. Babylon.js has a free tier, so you can try it without paying. Microsoft HoloLens 2 starts at $3500/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 Microsoft HoloLens 2 is typically brought in for.
What can Babylon.js do that Microsoft HoloLens 2 cannot?
Babylon.js covers WebGL/WebGPU rendering, Physics engines, GUI system, Node material editor. Microsoft HoloLens 2 covers Spatial mapping, Hand tracking, Eye tracking, Holographic display. Both handle Azure.

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
Microsoft HoloLens 2: How long is the battery life of HoloLens 2?

HoloLens 2 battery life is 2.5 to 5.5 hours of active use depending on workload intensity and brightness settings.

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
Microsoft HoloLens 2: What is the field of view for HoloLens 2?

HoloLens 2 has a 52-degree field of view (43 degrees horizontal and 29 degrees vertical), which is considered narrow and limits the visible hologram area when viewing objects up close.

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
Microsoft HoloLens 2: Can HoloLens 2 be worn over glasses?

Yes, HoloLens 2 can be worn directly over glasses with an ergonomic design that allows the visor to flip up, though comfort depends on the glasses' size and weight.

Source
Microsoft HoloLens 2: What is the price of HoloLens 2?

The HoloLens 2 costs $3,500 USD with enterprise rental options at $125 per month and developer rental at $99 per month.

Source
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