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Software · head to head

Control4 vs Home Assistant

Control4 logo

Control4

Software

Premium integrated control system for smart homes and buildings

From
$1000/project
Rated
-
Full reviewWebsite
Home Assistant logo

Home Assistant

Software

Open source home automation that puts local control and privacy first

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only Home Assistant has a free tier, so it costs nothing to try first.
  • Each has a real cost: Control4 requires professional installation and dealer network, with no self-install option; Home Assistant add-ons run only on Home Assistant Operating System installations, and Container installations have no access to them
  • They diverge on capability: Control4 covers Integrated Control, Home Assistant covers Local Control.

Where they differ

Only the attributes on which Control4 and Home Assistant actually diverge.

Attributes where Control4 and Home Assistant differ
AttributeControl4Home Assistant
Starting price$1000/projectFree
Pricing modelUnknownopen-source
Free tierNoYes
PlatformsMobile (iOS, Android), Web, In-home hubLinux, Docker, Raspberry Pi, MacOS, Windows
Founded20032013

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

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 Control4

  • Integrated Control
  • Lighting
  • Climate
  • Security
  • Entertainment
  • 1000+ devices
  • Mobile app
  • Touchscreens

Only in Home Assistant

  • Local Control
  • Privacy First
  • Automation Engine
  • Custom Integrations
  • 150+ integrations
  • Mobile App
  • REST API
  • Linux support

Both cover

  • Voice Control

What people use each for

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

Control4

  • Whole-home automationnot Home Assistant
  • Commercial building controlnot Home Assistant
  • Custom installationnot Home Assistant
  • Luxury smart homenot Home Assistant

Home Assistant

  • Home automationnot Control4
  • Energy monitoringnot Control4
  • Security systemsnot Control4
  • Device integrationnot Control4

Where each one falls short

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

Control4

  • Requires professional installation and dealer network, with no self-install option
  • Limited device compatibility; works best with Control4-certified ecosystems
  • Subscription required for remote access and advanced features
  • System complexity requires technical knowledge or ongoing dealer support

Home Assistant

  • Add-ons run only on Home Assistant Operating System installations, and Container installations have no access to them
  • Thread and Z-Wave are controlled by add-ons, so a Container install has no out-of-the-box support for either
  • A Container installation means bringing your own Linux host with Docker and handling updates by hand
  • The recommended install path expects dedicated hardware such as a Raspberry Pi 4 or 5 with at least 2 GB of RAM, an Odroid, or an x86-64 machine
  • Every documented hardware option requires a wired Ethernet connection

Pricing, plan by plan

Control4

$1000/project

No published plan breakdown. See the Control4 review.

Home Assistant

Free
  • Community EditionFree
    • Unlimited devices
    • Full automation
    • Local control

Which should you pick?

Choose Control4 if

  • You need integrated control.
  • You work on Mobile (iOS, Android), Web, In-home hub.
  • You also want lighting.
Control4 review

Choose Home Assistant if

  • You need local control.
  • You want to start without paying.
  • You work on Linux, Docker, Raspberry Pi, MacOS, Windows.
  • You also want privacy first.
Home Assistant review

Questions people ask

Is Control4 or Home Assistant better?
Neither clearly leads. Control4 starts at $1000/project and Home Assistant at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Control4 or Home Assistant?
Home Assistant has a free tier; the other does not. Paid plans start at $1000/project for Control4 and Free for Home Assistant.
Does Control4 or Home Assistant run on more platforms?
Control4 runs on Mobile (iOS, Android), Web, In-home hub. Home Assistant runs on Linux, Docker, Raspberry Pi, MacOS, Windows.
Can I use Home Assistant for free?
Yes. Home Assistant has a free tier, so you can try it without paying. Control4 starts at $1000/project.
What is Control4 best used for?
Control4 is most often used for whole-home automation, commercial building control, custom installation, luxury smart home. Of those, whole-home automation and commercial building control are not what Home Assistant is typically brought in for.
What can Control4 do that Home Assistant cannot?
Control4 covers Integrated Control, Lighting, Climate, Security. Home Assistant covers Local Control, Privacy First, Automation Engine, Custom Integrations. Both handle Voice Control.

Answered from the vendors’ own pages

Control4: What devices can Control4 control?

Control4 controls connected home devices including lighting, audio, video, climate control, locks, intercoms, and security systems. Compatibility varies by device brand and integration type.

Source
Control4: Does Control4 require a subscription?

Control4 systems work locally without subscription, but the Connect service subscription adds remote access and premium features. Connect pricing varies; as of 2026, base Connect is optional.

Source
Control4: Is professional installation required for Control4?

Yes. Control4 systems are professionally installed and configured by certified Control4 dealers. Installation complexity and cost depend on system scope and home size.

Source
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