The Smart Device Compare comparison

Aqara Touchscreen Switch S100 US vs Lutron Caseta Diva 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 Diva 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 Diva Smart Dimmer Switch — No (The dimmer reaches the Lutron Smart Hub, Pico remotes and Caseta motion sensors over Lutron's own Clear Connect RF rather than 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 Diva Smart Dimmer Switch — No.
Bluetooth (connectivity): Aqara Touchscreen Switch S100 US — Yes; Lutron Caseta Diva 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 Diva Smart Dimmer Switch — No.

Specifications to check side by side

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

17differences with recorded values for every device

9rows with missing or unspecified information

Consider your setup

Apple Home

Aqara Touchscreen Switch S100 USYes
Lutron Caseta Diva 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 Diva 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 Diva 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 Diva Smart Dimmer Switch: No
Catalog note
The dimmer reaches the Lutron Smart Hub, Pico remotes and Caseta motion sensors over Lutron's own Clear Connect RF rather than 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 Diva Smart Dimmer Switch: No

Bluetooth

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

Z Wave

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

Features

Adjust Status Led

Aqara Touchscreen Switch S100 US: Not recorded
Lutron Caseta Diva Smart Dimmer Switch: Yes
Catalog note
Lutron documents that the Diva's status LED can be switched on or off from the Lutron app (it is on by default), and the same screen adjusts the dimmer's high-end and low-end trim

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 Diva Smart Dimmer Switch: Yes
Catalog note
Scenes, schedules, geofencing and Smart Away from the Lutron app, plus up to 10 Pico remotes or Caseta motion sensors paired directly to the dimmer with no hub at all

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 Diva 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 Diva Smart Dimmer Switch: Yes
Catalog note
Power failure memory: should power be 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 Diva Smart Dimmer Switch: Yes
Catalog note
A white soft-glow light bar runs beside the slider and shows the light level, which is what makes the dimmer readable in a dark room

Switches

Aqara Touchscreen Switch S100 US: 2
Lutron Caseta Diva 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 Diva 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 or the Claro accessory switch

Integrations

Alexa

Aqara Touchscreen Switch S100 US: Yes
Catalog note
Via Matter
Lutron Caseta Diva 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 Diva Smart Dimmer Switch: Lutron Hub required
Catalog note
Lutron lists Apple Home among the platforms Caseta works with; the Apple Home technology sits in the smart hub, so Siri controls the dimmer once it is paired to one

Google Home

Aqara Touchscreen Switch S100 US: Yes
Catalog note
Via Matter
Lutron Caseta Diva 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 Diva Smart Dimmer Switch: Lutron Hub required
Catalog note
The core Lutron Caseta integration connects 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 Diva Smart Dimmer Switch: No
Catalog note
The CSA certified-product database holds no Matter certification for Lutron (only three 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 Diva Smart Dimmer Switch: Lutron Hub required
Catalog note
Lutron lists Samsung SmartThings among the platforms Caseta works with, through the Lutron Smart Hub

Power

Ac Load Voltage

Aqara Touchscreen Switch S100 US: 100-240V
Catalog note
Input Power: 100-240V~, 50/60Hz
Lutron Caseta Diva Smart Dimmer Switch: 120V
Catalog note
Operating voltage 120 V~ 50/60 Hz, listed for the DVRF-6L in Lutron's Caseta load controls specification submittal

Capacitive Load

Aqara Touchscreen Switch S100 US: Yes
Catalog note
Rated Load: Max. 400W (LED/CFL)
Lutron Caseta Diva Smart Dimmer Switch: Yes
Catalog note
Dimmable CFL up to 150 W, listed alongside LED in the derating chart of the Diva's own installation guide

Capacitive Maximum Load Current

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

Capacitive Maximum Load Power

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

Inductive Load

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

Inductive Maximum Load Current

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

Inductive Maximum Load Power

Aqara Touchscreen Switch S100 US: Not recorded
Lutron Caseta Diva 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 Diva Smart Dimmer Switch: No
Catalog note
Simple two-wire installation, 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 Diva Smart Dimmer Switch: Yes
Catalog note
Incandescent and halogen loads, 25 W minimum and 600 W maximum when the dimmer is not ganged

Resistive Maximum Load Current

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

Resistive Maximum Load Power

Aqara Touchscreen Switch S100 US: Not recorded
Lutron Caseta Diva Smart Dimmer Switch: 600W
Catalog note
600 W single gang, derated to 500 W in a double gang and 400 W in a triple gang wallbox

Safety Features

Overcurrent Protection

Aqara Touchscreen Switch S100 US: Not recorded
Lutron Caseta Diva 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 Diva Smart Dimmer Switch: Yes
Catalog note
The dimmer has an Over Temperature Protection (OTP) mode: it drops the load and blinks the light bar four times when it runs too hot, typically after being overloaded or ganged without derating

Overpower Protection

Aqara Touchscreen Switch S100 US: Yes
Catalog note
The relay switch includes safety sensors for overload and over-temperature protection.
Lutron Caseta Diva Smart Dimmer Switch: No
Catalog note
An overload is caught by the thermal protection rather than by a separate power cutoff, so exceeding the wattage rating is prevented by the derating chart, not by the dimmer

Overvoltage Protection

Aqara Touchscreen Switch S100 US: Not recorded
Lutron Caseta Diva Smart Dimmer Switch: No
Catalog note
Lutron documents surge withstand testing to IEEE C62.41-1991, which is immunity rather than a protective cutoff, and claims no overvoltage protection function

Specifications for Aqara Touchscreen Switch S100 US versus Lutron Caseta Diva Smart Dimmer Switch
Specification	Aqara Touchscreen Switch S100 US	Lutron Caseta Diva 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 reaches the Lutron Smart Hub, Pico remotes and Caseta motion sensors over Lutron's own Clear Connect RF rather than 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	Yes Catalog note Lutron documents that the Diva's status LED can be switched on or off from the Lutron app (it is on by default), and the same screen adjusts the dimmer's high-end and low-end trim
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 and Smart Away from the Lutron app, plus up to 10 Pico remotes or Caseta motion sensors paired directly to the dimmer with no hub at all
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: should power be 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 A white soft-glow light bar runs beside the slider and shows the light level, which is what makes the dimmer readable in a dark room
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 or the Claro accessory switch
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 lists Apple Home among the platforms Caseta works with; the Apple Home technology sits in the smart hub, so Siri controls the dimmer once it is paired to one
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 connects 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 three 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 lists Samsung SmartThings among the platforms Caseta works with, through the Lutron Smart Hub
Power
Ac Load Voltage	100-240V Catalog note Input Power: 100-240V~, 50/60Hz	120V Catalog note Operating voltage 120 V~ 50/60 Hz, listed for the DVRF-6L in Lutron's Caseta load controls specification submittal
Capacitive Load	Yes Catalog note Rated Load: Max. 400W (LED/CFL)	Yes Catalog note Dimmable CFL up to 150 W, listed alongside LED in the derating chart of the Diva's own installation guide
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 Lutron's LED+ forward-phase dimming
Inductive Maximum Load Current	Not recorded	Not recorded
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 Simple two-wire installation, 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 the dimmer is not ganged
Resistive Maximum Load Current	10A	Not recorded
Resistive Maximum Load Power	Not recorded	600W Catalog note 600 W single gang, derated to 500 W in a double gang and 400 W in a triple gang wallbox
Safety Features
Overcurrent Protection	Not recorded	No
Overheating Protection	Yes Catalog note The relay switch includes safety sensors for overload and over-temperature protection.	Yes Catalog note The dimmer has an Over Temperature Protection (OTP) mode: it drops the load and blinks the light bar four times when it runs too hot, typically after being overloaded or ganged without derating
Overpower Protection	Yes Catalog note The relay switch includes safety sensors for overload and over-temperature protection.	No Catalog note An overload is caught by the thermal protection rather than by a separate power cutoff, so exceeding the wattage rating is prevented by the derating chart, not by the dimmer
Overvoltage Protection	Not recorded	No Catalog note Lutron documents surge withstand testing to IEEE C62.41-1991, which is immunity rather than a protective cutoff, and claims no overvoltage protection function

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