The Smart Device Compare comparison

Aqara Touchscreen Switch S100 US vs Lutron Caseta Original Smart Dimmer Switch

Understand the differences. Decide what matters to your home.

Before you compare every specification

Key differences between Aqara Touchscreen Switch S100 US and Lutron Caseta Original Smart Dimmer Switch

A summary of selected recorded differences between these wall switches. Check the full specification table below for details and conditions.

Feature differences among your selected devices

2.4 GHz Wi-Fi (connectivity): Aqara Touchscreen Switch S100 US — Yes (Wi-Fi IEEE 802.11 a/b/g/n/ac/ax, 2.4GHz and 5GHz); Lutron Caseta Original Smart Dimmer Switch — No (The dimmer talks to the Lutron Smart Hub, Pico remotes and motion sensors over Lutron's own Clear Connect RF technology instead of Wi-Fi, which is why the lights keep responding when the router is down).
5 GHz Wi-Fi (connectivity): Aqara Touchscreen Switch S100 US — Yes (Wi-Fi IEEE 802.11 a/b/g/n/ac/ax, 2.4GHz and 5GHz); Lutron Caseta Original Smart Dimmer Switch — No.
Bluetooth (connectivity): Aqara Touchscreen Switch S100 US — Yes; Lutron Caseta Original Smart Dimmer Switch — No.
Thread (connectivity): Aqara Touchscreen Switch S100 US — Yes (Built-in Thread Border Router. The border router function is supported in Aqara Home and Samsung SmartThings.); Lutron Caseta Original Smart Dimmer Switch — No.

Specifications to check side by side

Switches (features): Aqara Touchscreen Switch S100 US — 2; Lutron Caseta Original Smart Dimmer Switch — 1.
Alexa (integrations): Aqara Touchscreen Switch S100 US — Yes (Via Matter); Lutron Caseta Original Smart Dimmer Switch — Lutron Hub required (Lutron lists Amazon Alexa among the platforms Caseta works with, through the Lutron Smart Hub).
Apple Home (integrations): Aqara Touchscreen Switch S100 US — Yes (Via Matter); Lutron Caseta Original Smart Dimmer Switch — Lutron Hub required (Lutron states the smart hub itself contains Apple Home technology, so Siri controls the lights once the dimmer is paired to it).
Google Home (integrations): Aqara Touchscreen Switch S100 US — Yes (Via Matter); Lutron Caseta Original Smart Dimmer Switch — Lutron Hub required (Lutron lists Google Assistant among the platforms Caseta works with, through the Lutron Smart Hub).

Information still to confirm

9 of 34 comparison fields lack a resolved value for at least one selected device. Missing information is not evidence that a feature is absent.
Check the full table and manufacturer documentation before ruling out a device.

These observations are derived from recorded catalog data and have not all been independently verified. Confirm details with the manufacturer before purchasing.

Compare capabilities, compatibility and setup requirements.

Option 1 · Aqara

Aqara Touchscreen Switch S100 US

Last updated October 2026

View full device profile

Option 2 · Lutron

Lutron Caseta Original Smart Dimmer Switch

Last updated October 2026

View full device profile

What the catalog tells us

Understand the tradeoffs.

These counts describe the available data, not a quality score. More features do not automatically make a better device.

18differences with recorded values for every device

9rows with missing or unspecified information

Consider your setup

Apple Home

Aqara Touchscreen Switch S100 USYes
Lutron Caseta Original Smart Dimmer SwitchLutron Hub required

Confirm which features appear in Apple Home and whether extra hardware or a subscription is needed for your intended use.

Inspect the specifications

Consider your setup

Home Assistant

Aqara Touchscreen Switch S100 USYes
Lutron Caseta Original Smart Dimmer SwitchLutron Hub required

Check the integration method, supported model and firmware. A catalog Yes does not establish local control or official support.

Inspect the specifications

Consider your setup

Matter

Aqara Touchscreen Switch S100 USYes
Lutron Caseta Original Smart Dimmer SwitchNo

Confirm the exact device type and the features exposed in your chosen platform. Protocol support does not establish feature parity across apps.

Inspect the specifications

Your priorities, side by side

Focus on what changes.

Mark the specifications you care about. Open manufacturer sources for verification scope; fields without citations remain catalog data. Expand notes for other qualifications.

Differences onlyMy priorities (0)

Showing 34 of 34 rows. “Not recorded” does not mean “No”.

Reading layout

Connectivity

2.4 GHz Wi-Fi

Aqara Touchscreen Switch S100 US: Yes
Catalog note
Wi-Fi IEEE 802.11 a/b/g/n/ac/ax, 2.4GHz and 5GHz
Lutron Caseta Original Smart Dimmer Switch: No
Catalog note
The dimmer talks to the Lutron Smart Hub, Pico remotes and motion sensors over Lutron's own Clear Connect RF technology instead of Wi-Fi, which is why the lights keep responding when the router is down

5 GHz Wi-Fi

Aqara Touchscreen Switch S100 US: Yes
Catalog note
Wi-Fi IEEE 802.11 a/b/g/n/ac/ax, 2.4GHz and 5GHz
Lutron Caseta Original Smart Dimmer Switch: No

Bluetooth

Aqara Touchscreen Switch S100 US: Yes
Lutron Caseta Original Smart Dimmer Switch: No

Thread

Aqara Touchscreen Switch S100 US: Yes
Catalog note
Built-in Thread Border Router. The border router function is supported in Aqara Home and Samsung SmartThings.
Lutron Caseta Original Smart Dimmer Switch: No

Z Wave

Aqara Touchscreen Switch S100 US: No
Lutron Caseta Original Smart Dimmer Switch: No

Zigbee

Aqara Touchscreen Switch S100 US: No
Catalog note
The manual states the device supports only the Matter platform over Wi-Fi and does not support protocol switching to Zigbee. It can still control Aqara Zigbee devices on screen through an Aqara Matter hub.
Lutron Caseta Original Smart Dimmer Switch: No

Features

Adjust Status Led

Aqara Touchscreen Switch S100 US: Not recorded
Lutron Caseta Original Smart Dimmer Switch: No
Catalog note
Lutron documents the LED behaviour on this model as fixed, with no brightness setting or off option (the newer Diva line uses an adjustable light bar instead)

Automations

Aqara Touchscreen Switch S100 US: Yes
Catalog note
Eight wireless switches (six on-screen plus the two physical buttons) can trigger scenes and automations, and scenes can be run from the screen.
Lutron Caseta Original Smart Dimmer Switch: Yes
Catalog note
Scenes, schedules, geofencing, Smart Away and timers from the Lutron app, plus up to 10 Pico remotes or motion sensors paired directly to the dimmer

Energy Monitoring

Aqara Touchscreen Switch S100 US: Yes
Catalog note
Real-time power consumption plus daily, weekly, monthly and yearly history. Power metering availability varies by Matter platform.
Lutron Caseta Original Smart Dimmer Switch: No

Power Off Memory

Aqara Touchscreen Switch S100 US: Yes
Catalog note
Power-Off Memory is listed among the in-app settings in the official user manual.
Lutron Caseta Original Smart Dimmer Switch: Yes
Catalog note
Power failure memory: if power is interrupted, the control returns to the level it was set to before the interruption

Status Led

Aqara Touchscreen Switch S100 US: Yes
Catalog note
Green indicator light reporting power-on, pairing and pairing success.
Lutron Caseta Original Smart Dimmer Switch: Yes
Catalog note
Green status LEDs show the load level and glow softly as a night light when the load is off

Switches

Aqara Touchscreen Switch S100 US: 2
Lutron Caseta Original Smart Dimmer Switch: 1

Wireless Switch Mode

Aqara Touchscreen Switch S100 US: Yes
Catalog note
Three button modes (Dual, Standard, Wireless). Wireless Mode isolates the wired light from the physical button so the press only triggers automations.
Lutron Caseta Original Smart Dimmer Switch: No
Catalog note
The dimmer is wired to the load it controls; the wire-free half of the system is the separate Pico remote

Integrations

Alexa

Aqara Touchscreen Switch S100 US: Yes
Catalog note
Via Matter
Lutron Caseta Original Smart Dimmer Switch: Lutron Hub required
Catalog note
Lutron lists Amazon Alexa among the platforms Caseta works with, through the Lutron Smart Hub

Apple Home

Aqara Touchscreen Switch S100 US: Yes
Catalog note
Via Matter
Lutron Caseta Original Smart Dimmer Switch: Lutron Hub required
Catalog note
Lutron states the smart hub itself contains Apple Home technology, so Siri controls the lights once the dimmer is paired to it

Google Home

Aqara Touchscreen Switch S100 US: Yes
Catalog note
Via Matter
Lutron Caseta Original Smart Dimmer Switch: Lutron Hub required
Catalog note
Lutron lists Google Assistant among the platforms Caseta works with, through the Lutron Smart Hub

Home Assistant

Aqara Touchscreen Switch S100 US: Yes
Catalog note
Via Matter | Home Assistant is named in the third-party ecosystem table of the official user manual, with on/off, power metering and wireless switch exposure.
Lutron Caseta Original Smart Dimmer Switch: Lutron Hub required
Catalog note
The core Lutron Caseta integration talks to the Lutron Caseta Smart Hub (L-BDG2-WH) and exposes wall dimmers as lights

Matter

Aqara Touchscreen Switch S100 US: Yes
Catalog note
Native Matter over Wi-Fi. A Matter hub of the chosen ecosystem is required to control the device, as with any Matter accessory.
Lutron Caseta Original Smart Dimmer Switch: No
Catalog note
The CSA certified-product database holds no Matter certification for Lutron (only two Zigbee 3.0 Aurora dimmers), and Lutron's own Caseta compatibility page never mentions Matter

SmartThings

Aqara Touchscreen Switch S100 US: Yes
Catalog note
Via Matter
Lutron Caseta Original Smart Dimmer Switch: Lutron Hub required
Catalog note
Lutron publishes a Caseta page for Samsung SmartThings: lights and shades are controlled from the SmartThings app once the Lutron Smart Hub is connected

Power

Ac Load Voltage

Aqara Touchscreen Switch S100 US: 100-240V
Catalog note
Input Power: 100-240V~, 50/60Hz
Lutron Caseta Original Smart Dimmer Switch: 120V
Catalog note
Operating voltage 120 V~ 50/60 Hz

Capacitive Load

Aqara Touchscreen Switch S100 US: Yes
Catalog note
Rated Load: Max. 400W (LED/CFL)
Lutron Caseta Original Smart Dimmer Switch: Yes
Catalog note
Dimmable CFL up to 150 W, per Lutron's in-wall dimmer specification submittal 369804c

Capacitive Maximum Load Current

Aqara Touchscreen Switch S100 US: Not recorded
Lutron Caseta Original Smart Dimmer Switch: Not recorded

Capacitive Maximum Load Power

Aqara Touchscreen Switch S100 US: 400W
Lutron Caseta Original Smart Dimmer Switch: 150W

Inductive Load

Aqara Touchscreen Switch S100 US: Not recorded
Lutron Caseta Original Smart Dimmer Switch: Yes
Catalog note
Dimmable LED rated for 120 V~, up to 150 W with LED+ forward-phase dimming

Inductive Maximum Load Current

Aqara Touchscreen Switch S100 US: Not recorded
Lutron Caseta Original Smart Dimmer Switch: 1.25A
Catalog note
Amazon's Product Information lists the dimmer's current rating as 1.25 A

Inductive Maximum Load Power

Aqara Touchscreen Switch S100 US: Not recorded
Lutron Caseta Original Smart Dimmer Switch: 150W

Neutral Required

Aqara Touchscreen Switch S100 US: Yes
Catalog note
The wiring diagram in the official manual uses line, neutral, ground and two load terminals, and the always-on touchscreen needs the neutral.
Lutron Caseta Original Smart Dimmer Switch: No
Catalog note
Two-wire dimmer designed for retrofit, so no neutral wire is needed in the wallbox

Resistive Load

Aqara Touchscreen Switch S100 US: Yes
Catalog note
Rated Load: Max. 10A (Incandescent Lamp)
Lutron Caseta Original Smart Dimmer Switch: Yes
Catalog note
Incandescent and halogen loads, 25 W minimum and 600 W maximum when not ganged

Resistive Maximum Load Current

Aqara Touchscreen Switch S100 US: 10A
Lutron Caseta Original Smart Dimmer Switch: Not recorded

Resistive Maximum Load Power

Aqara Touchscreen Switch S100 US: Not recorded
Lutron Caseta Original Smart Dimmer Switch: 600W

Safety Features

Overcurrent Protection

Aqara Touchscreen Switch S100 US: Not recorded
Lutron Caseta Original Smart Dimmer Switch: No

Overheating Protection

Aqara Touchscreen Switch S100 US: Yes
Catalog note
The relay switch includes safety sensors for overload and over-temperature protection.
Lutron Caseta Original Smart Dimmer Switch: No

Overpower Protection

Aqara Touchscreen Switch S100 US: Yes
Catalog note
The relay switch includes safety sensors for overload and over-temperature protection.
Lutron Caseta Original Smart Dimmer Switch: No

Overvoltage Protection

Aqara Touchscreen Switch S100 US: Not recorded
Lutron Caseta Original Smart Dimmer Switch: No

Specifications for Aqara Touchscreen Switch S100 US versus Lutron Caseta Original Smart Dimmer Switch
Specification	Aqara Touchscreen Switch S100 US	Lutron Caseta Original Smart Dimmer Switch
Connectivity
2.4 GHz Wi-Fi	Yes Catalog note Wi-Fi IEEE 802.11 a/b/g/n/ac/ax, 2.4GHz and 5GHz	No Catalog note The dimmer talks to the Lutron Smart Hub, Pico remotes and motion sensors over Lutron's own Clear Connect RF technology instead of Wi-Fi, which is why the lights keep responding when the router is down
5 GHz Wi-Fi	Yes Catalog note Wi-Fi IEEE 802.11 a/b/g/n/ac/ax, 2.4GHz and 5GHz	No
Bluetooth	Yes	No
Thread	Yes Catalog note Built-in Thread Border Router. The border router function is supported in Aqara Home and Samsung SmartThings.	No
Z Wave	No	No
Zigbee	No Catalog note The manual states the device supports only the Matter platform over Wi-Fi and does not support protocol switching to Zigbee. It can still control Aqara Zigbee devices on screen through an Aqara Matter hub.	No
Features
Adjust Status Led	Not recorded	No Catalog note Lutron documents the LED behaviour on this model as fixed, with no brightness setting or off option (the newer Diva line uses an adjustable light bar instead)
Automations	Yes Catalog note Eight wireless switches (six on-screen plus the two physical buttons) can trigger scenes and automations, and scenes can be run from the screen.	Yes Catalog note Scenes, schedules, geofencing, Smart Away and timers from the Lutron app, plus up to 10 Pico remotes or motion sensors paired directly to the dimmer
Energy Monitoring	Yes Catalog note Real-time power consumption plus daily, weekly, monthly and yearly history. Power metering availability varies by Matter platform.	No
Power Off Memory	Yes Catalog note Power-Off Memory is listed among the in-app settings in the official user manual.	Yes Catalog note Power failure memory: if power is interrupted, the control returns to the level it was set to before the interruption
Status Led	Yes Catalog note Green indicator light reporting power-on, pairing and pairing success.	Yes Catalog note Green status LEDs show the load level and glow softly as a night light when the load is off
Switches	2	1
Wireless Switch Mode	Yes Catalog note Three button modes (Dual, Standard, Wireless). Wireless Mode isolates the wired light from the physical button so the press only triggers automations.	No Catalog note The dimmer is wired to the load it controls; the wire-free half of the system is the separate Pico remote
Integrations
Alexa	Yes Catalog note Via Matter	Lutron Hub required Catalog note Lutron lists Amazon Alexa among the platforms Caseta works with, through the Lutron Smart Hub
Apple Home	Yes Catalog note Via Matter	Lutron Hub required Catalog note Lutron states the smart hub itself contains Apple Home technology, so Siri controls the lights once the dimmer is paired to it
Google Home	Yes Catalog note Via Matter	Lutron Hub required Catalog note Lutron lists Google Assistant among the platforms Caseta works with, through the Lutron Smart Hub
Home Assistant	Yes Catalog note Via Matter \| Home Assistant is named in the third-party ecosystem table of the official user manual, with on/off, power metering and wireless switch exposure.	Lutron Hub required Catalog note The core Lutron Caseta integration talks to the Lutron Caseta Smart Hub (L-BDG2-WH) and exposes wall dimmers as lights
Matter	Yes Catalog note Native Matter over Wi-Fi. A Matter hub of the chosen ecosystem is required to control the device, as with any Matter accessory.	No Catalog note The CSA certified-product database holds no Matter certification for Lutron (only two Zigbee 3.0 Aurora dimmers), and Lutron's own Caseta compatibility page never mentions Matter
SmartThings	Yes Catalog note Via Matter	Lutron Hub required Catalog note Lutron publishes a Caseta page for Samsung SmartThings: lights and shades are controlled from the SmartThings app once the Lutron Smart Hub is connected
Power
Ac Load Voltage	100-240V Catalog note Input Power: 100-240V~, 50/60Hz	120V Catalog note Operating voltage 120 V~ 50/60 Hz
Capacitive Load	Yes Catalog note Rated Load: Max. 400W (LED/CFL)	Yes Catalog note Dimmable CFL up to 150 W, per Lutron's in-wall dimmer specification submittal 369804c
Capacitive Maximum Load Current	Not recorded	Not recorded
Capacitive Maximum Load Power	400W	150W
Inductive Load	Not recorded	Yes Catalog note Dimmable LED rated for 120 V~, up to 150 W with LED+ forward-phase dimming
Inductive Maximum Load Current	Not recorded	1.25A Catalog note Amazon's Product Information lists the dimmer's current rating as 1.25 A
Inductive Maximum Load Power	Not recorded	150W
Neutral Required	Yes Catalog note The wiring diagram in the official manual uses line, neutral, ground and two load terminals, and the always-on touchscreen needs the neutral.	No Catalog note Two-wire dimmer designed for retrofit, so no neutral wire is needed in the wallbox
Resistive Load	Yes Catalog note Rated Load: Max. 10A (Incandescent Lamp)	Yes Catalog note Incandescent and halogen loads, 25 W minimum and 600 W maximum when not ganged
Resistive Maximum Load Current	10A	Not recorded
Resistive Maximum Load Power	Not recorded	600W
Safety Features
Overcurrent Protection	Not recorded	No
Overheating Protection	Yes Catalog note The relay switch includes safety sensors for overload and over-temperature protection.	No
Overpower Protection	Yes Catalog note The relay switch includes safety sensors for overload and over-temperature protection.	No
Overvoltage Protection	Not recorded	No

Know what’s behind the comparison.

The table matches specifications by section and field. It preserves notes, separates missing data from explicit “No” values, and keeps qualifications attached to their values. No overall winner is assigned from feature counts.

Read our comparison methodology