Option 1 · Sonoff
Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug
Last updated October 2026
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Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug vs Sonoff S31 WiFi Smart Plug
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Key differences between Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug and Sonoff S31 WiFi Smart Plug
A summary of selected recorded differences between these plugs. Check the full specification table below for details and conditions.
Specifications to check side by side
- Bluetooth (connectivity): Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug — For Pairing (The user manual describes Matter commissioning as a Bluetooth pairing; the radio is not used for control); Sonoff S31 WiFi Smart Plug — No.
- Apple Home (integrations): Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug — Yes (Via Matter); Sonoff S31 WiFi Smart Plug — SONOFF Hub required (SONOFF lists this model among the eWeLink Wi-Fi devices its Matter bridges (Zigbee Bridge Ultra, iHost, NSPanel Pro) publish to Matter, which is how it reaches the Apple Home app.).
- Matter (integrations): Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug — Yes (Matter over Wi-Fi device: the QR code on the plug is scanned by any Matter app, and the manual documents adding it to Apple Home, Google Home, Alexa, SmartThings and Home Assistant); Sonoff S31 WiFi Smart Plug — SONOFF Hub required (The device is not Matter itself: SONOFF lists it among the eWeLink Wi-Fi models its Matter bridges (Zigbee Bridge Ultra, iHost, NSPanel Pro) republish into Matter.).
- Load Voltage (power): Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug — 100 - 125V; Sonoff S31 WiFi Smart Plug — 110 - 125V.
Information still to confirm
- 1 of 22 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.
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.
5differences with recorded values for every device
1rows with missing or unspecified information
Consider your setup
Apple Home
- Sonoff iPlug Gen2 Type B Matter Over WiFi Smart PlugYes
- Sonoff S31 WiFi Smart PlugSONOFF Hub required
Confirm which features appear in Apple Home and whether extra hardware or a subscription is needed for your intended use.
Inspect the specificationsConsider your setup
Matter
- Sonoff iPlug Gen2 Type B Matter Over WiFi Smart PlugYes
- Sonoff S31 WiFi Smart PlugSONOFF Hub required
Confirm the exact device type and the features exposed in your chosen platform. Protocol support does not establish feature parity across apps.
Inspect the specificationsYour 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.
Showing 22 of 22 rows. “Not recorded” does not mean “No”.
Connectivity
- Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug
- Yes
Catalog note
IEEE 802.11 b/g/n 2.4GHz
- Sonoff S31 WiFi Smart Plug
- Yes
- Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug
- No
- Sonoff S31 WiFi Smart Plug
- No
- Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug
- For Pairing
Catalog note
The user manual describes Matter commissioning as a Bluetooth pairing; the radio is not used for control
- Sonoff S31 WiFi Smart Plug
- No
- Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug
- No
- Sonoff S31 WiFi Smart Plug
- No
- Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug
- No
- Sonoff S31 WiFi Smart Plug
- No
- Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug
- No
- Sonoff S31 WiFi Smart Plug
- No
Features
- Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug
- Yes
Catalog note
One-time and recurring timers, schedules and smart scenes, plus Matter automations in the ecosystem app
- Sonoff S31 WiFi Smart Plug
- Yes
Catalog note
Schedules and timers via the eWeLink app
- Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug
- Yes
Catalog note
One button on the body: a single press toggles the load, a long press enters pairing mode
- Sonoff S31 WiFi Smart Plug
- Yes
- Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug
- No
- Sonoff S31 WiFi Smart Plug
- No
Integrations
- Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug
- Yes
Catalog note
Via Matter
- Sonoff S31 WiFi Smart Plug
- Yes
- Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug
- Yes
Catalog note
Via Matter
- Sonoff S31 WiFi Smart Plug
- SONOFF Hub required
Catalog note
SONOFF lists this model among the eWeLink Wi-Fi devices its Matter bridges (Zigbee Bridge Ultra, iHost, NSPanel Pro) publish to Matter, which is how it reaches the Apple Home app.
- Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug
- Yes
Catalog note
Via Matter
- Sonoff S31 WiFi Smart Plug
- Yes
- Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug
- Yes
Catalog note
Via Matter
- Sonoff S31 WiFi Smart Plug
- Yes
- Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug
- Yes
Manufacturer source
The Type B plug supports Matter.
Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug manufacturer product page →- Source section
- Product description
- Model
- Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug
- Region
- Manufacturer product page; no universal regional compatibility implied
- Firmware
- Not specified by this source
- Checked
Use the electrical ratings and load restrictions for the Type B variant.
Document check only; not a hands-on test or verification of every regional or firmware variant.
Catalog note
Matter over Wi-Fi device: the QR code on the plug is scanned by any Matter app, and the manual documents adding it to Apple Home, Google Home, Alexa, SmartThings and Home Assistant
- Sonoff S31 WiFi Smart Plug
- SONOFF Hub required
Catalog note
The device is not Matter itself: SONOFF lists it among the eWeLink Wi-Fi models its Matter bridges (Zigbee Bridge Ultra, iHost, NSPanel Pro) republish into Matter.
- Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug
- Yes
Catalog note
Via Matter
- Sonoff S31 WiFi Smart Plug
- Yes
Catalog note
Via the official eWeLink cloud integration
Power
- Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug
- Yes
Manufacturer source
Energy consumption can be monitored.
Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug manufacturer product page →- Source section
- Product description
- Model
- Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug
- Region
- Manufacturer product page; no universal regional compatibility implied
- Firmware
- Not specified by this source
- Checked
Use the electrical ratings and load restrictions for the Type B variant.
Document check only; not a hands-on test or verification of every regional or firmware variant.
Catalog note
Real-time voltage, current, power, runtime and consumption charts, plus electricity cost tracking with custom rates
- Sonoff S31 WiFi Smart Plug
- Yes
Catalog note
Real-time power, current and voltage; stores 100 days of usage data and total cost
- Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug
- 100 - 125V
- Sonoff S31 WiFi Smart Plug
- 110 - 125V
- Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug
- 15A
Manufacturer source
The specified maximum current is 15 A.
Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug manufacturer product page →- Source section
- Product description
- Model
- Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug
- Region
- Manufacturer product page; no universal regional compatibility implied
- Firmware
- Not specified by this source
- Checked
Use the electrical ratings and load restrictions for the Type B variant.
Document check only; not a hands-on test or verification of every regional or firmware variant.
- Sonoff S31 WiFi Smart Plug
- 15A
- Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug
- 1875W
- Sonoff S31 WiFi Smart Plug
- 1800W
- Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug
- Yes
Catalog note
Overload and overcharge protection with customizable current, voltage and power thresholds that cut the power automatically
- Sonoff S31 WiFi Smart Plug
- Not recorded
- Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug
- Type B
- Sonoff S31 WiFi Smart Plug
- Type B
- Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug
- No
- Sonoff S31 WiFi Smart Plug
- No
| Specification | Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug | Sonoff S31 WiFi Smart Plug |
|---|---|---|
| Connectivity | ||
YesCatalog noteIEEE 802.11 b/g/n 2.4GHz | Yes | |
| No | No | |
For PairingCatalog noteThe user manual describes Matter commissioning as a Bluetooth pairing; the radio is not used for control | No | |
| No | No | |
| No | No | |
| No | No | |
| Features | ||
YesCatalog noteOne-time and recurring timers, schedules and smart scenes, plus Matter automations in the ecosystem app | YesCatalog noteSchedules and timers via the eWeLink app | |
YesCatalog noteOne button on the body: a single press toggles the load, a long press enters pairing mode | Yes | |
| No | No | |
| Integrations | ||
YesCatalog noteVia Matter | Yes | |
YesCatalog noteVia Matter | SONOFF Hub requiredCatalog noteSONOFF lists this model among the eWeLink Wi-Fi devices its Matter bridges (Zigbee Bridge Ultra, iHost, NSPanel Pro) publish to Matter, which is how it reaches the Apple Home app. | |
YesCatalog noteVia Matter | Yes | |
YesCatalog noteVia Matter | Yes | |
YesManufacturer sourceThe Type B plug supports Matter. Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug manufacturer product page →
Use the electrical ratings and load restrictions for the Type B variant. Document check only; not a hands-on test or verification of every regional or firmware variant. Catalog noteMatter over Wi-Fi device: the QR code on the plug is scanned by any Matter app, and the manual documents adding it to Apple Home, Google Home, Alexa, SmartThings and Home Assistant | SONOFF Hub requiredCatalog noteThe device is not Matter itself: SONOFF lists it among the eWeLink Wi-Fi models its Matter bridges (Zigbee Bridge Ultra, iHost, NSPanel Pro) republish into Matter. | |
YesCatalog noteVia Matter | YesCatalog noteVia the official eWeLink cloud integration | |
| Power | ||
YesManufacturer sourceEnergy consumption can be monitored. Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug manufacturer product page →
Use the electrical ratings and load restrictions for the Type B variant. Document check only; not a hands-on test or verification of every regional or firmware variant. Catalog noteReal-time voltage, current, power, runtime and consumption charts, plus electricity cost tracking with custom rates | YesCatalog noteReal-time power, current and voltage; stores 100 days of usage data and total cost | |
| 100 - 125V | 110 - 125V | |
15AManufacturer sourceThe specified maximum current is 15 A. Sonoff iPlug Gen2 Type B Matter Over WiFi Smart Plug manufacturer product page →
Use the electrical ratings and load restrictions for the Type B variant. Document check only; not a hands-on test or verification of every regional or firmware variant. | 15A | |
| 1875W | 1800W | |
YesCatalog noteOverload and overcharge protection with customizable current, voltage and power thresholds that cut the power automatically | Not recorded | |
| Type B | Type B | |
| No | 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