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Eve Energy vs Onvis S4: Matter-over-Thread Smart Plugs

Eve Energy vs Onvis Smart Plug S4: two Matter-over-Thread plugs. Energy monitoring, load rating, setup, CSA certificates and the platforms each maker names.

Two Thread plugs rated 15 A: one measures energy, one Onvis does not describe that way

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Quick verdict

Both plugs join Matter over Thread, carry a CSA certificate and are named by their makers for Apple Home, Alexa, Google Home and SmartThings; each needs a Thread border router. Eve Energy measures the connected device’s energy use; Onvis’s S4 page does not mention energy monitoring. Both are rated 15 A / 1800 W.

Which one for your home

  • You want energy readings: Eve Energy

    Eve Energy measures the connected device’s energy use; Onvis’s S4 page does not mention energy monitoring.

  • You use SmartThings or Alexa: either one

    Eve and Onvis each name Apple Home, Alexa, Google Home and SmartThings for their plug.

  • You already run Thread devices: either one

    Both join your Thread network through your border router instead of your Wi-Fi.

  • You want to control it away from home in Apple Home: either one

    Onvis says remote control away from home requires a HomePod mini or Apple TV; Eve Energy needs a Thread border router and your platform’s Matter controller too.

Side by side

The first rows repeat each product page, read from its catalog record. The rest quote the maker or the record, with the source linked in each cell. Prices load in your browser only when a store price was checked in the last 48 hours or an Amazon price was retrieved in the last 24 hours.

WhatEve EnergyOnvis S4
Current price
See price at Amazon
See price at Amazon
CSA Matter certificateCSA2448FMAT43842-24 (Aug 29, 2024)CSA2571BMAT46701-24 (Sep 11, 2025)
Matter network (its record)ThreadThread
Needs a Thread border router?Yes, plus a Matter controllerYes, plus a Matter controller
Platforms the maker namesApple Home, Amazon Alexa, Google Home, Samsung SmartThingsApple Home, Amazon Alexa, Google Home, Samsung SmartThings
Stores we linkAmazon, Eve, eBayAmazon, Onvis
Energy monitoringYes. Its record: it switches a connected device and measures its energy use; which history you see depends on the app and platform. Its catalog recordNot mentioned on Onvis’s S4 page (read 2026-10-19). Onvis Smart Plug S4 page, read 2026-10-19
Maximum load120 V AC / 60 Hz, 15 A / 1800 W maximum; indoor, dry locations. Source15 A / 1800 W maximum. Onvis Smart Plug S4 page, read 2026-10-19
What you need for MatterA Matter controller and a Thread border router; Bluetooth is used for setup. SourceA Matter-over-Thread border router and your platform’s Matter app. Onvis Smart Plug S4 page, read 2026-10-19
SetupBluetooth is used for setup. SourceCommissioned over Bluetooth. Onvis Smart Plug S4 page, read 2026-10-19

Which to choose when

Choose Eve Energy when…

Choose Eve Energy when you want energy readings: the US/CA model 20EBU4101 measures the connected device’s energy use, though which history you see depends on the app and platform. It joins Matter over Thread, is rated 15 A / 1800 W and carries CSA certificate CSA2448FMAT43842-24 (August 2024).

Choose Onvis S4 when…

Choose the Onvis Smart Plug S4 when on/off control over Thread is all you need: Onvis’s page does not mention energy monitoring. It is rated 15 A / 1800 W, needs a Matter-over-Thread border router and your platform’s Matter app, and carries CSA certificate CSA2571BMAT46701-24 (September 2025).

What the catalog records show

The same answers each product page gives, from its catalog record and verified store links; a platform is named as confirmed only where the maker’s own site names it.

Eve Energy Smart Plug (US/CA)

Is the Eve Energy Smart Plug (US/CA) Matter certified?
Yes. CSA Matter certificate CSA2448FMAT43842-24 covers model 20EBU4101 with software 3.5.0. The certificate does not establish the firmware on a unit you buy.
Which smart home platforms does the Eve Energy Smart Plug (US/CA) work with?
The maker’s own site names Apple Home, Amazon Alexa, Google Home and Samsung SmartThings. Controls can differ from app to app.
Does the Eve Energy Smart Plug (US/CA) use Thread or Wi-Fi?
Thread. Its catalog record lists Thread, and Matter devices that use Thread need a Thread border router in the home, in addition to your platform’s Matter controller.
Where can I buy the Eve Energy Smart Plug (US/CA)?
MatterCatalog has verified store links for it at Amazon, Eve and eBay. Check the current price, model and pack size at the store.
What the maker says you need
Requires a compatible Matter controller for your chosen Apple Home, Alexa, Google Home or SmartThings setup and a Thread border router. Bluetooth is used for setup. Energy history and schedules depend on the app and platform; do not assume every Matter controller exposes them. Check Eve’s current platform guidance.
Model and package
US/CA plug · 120 V AC / 60 Hz · 15 A / 1800 W maximum. Type B outlet; Type A/B appliances. Use indoors in a dry location within the device and connected appliance ratings. One plug is pictured. A two-pack is a separate retailer option.

Onvis Smart Plug S4, over Thread, 15A/1800W Max

Is this smart plug Matter certified?
Yes. MatterCatalog matches it to CSA Matter certificate CSA2571BMAT46701-24, certified Sep 11, 2025.
Which smart home platforms does this smart plug work with?
The maker’s own site names Apple Home, Amazon Alexa, Google Home and Samsung SmartThings. Controls can differ from app to app.
Does this smart plug use Thread or Wi-Fi?
Thread. Its catalog record lists Thread, and Matter devices that use Thread need a Thread border router in the home, in addition to your platform’s Matter controller.
Where can I buy this smart plug?
MatterCatalog has verified store links for it at Amazon and Onvis. Check the current price, model and pack size at the store.

What they share

  • Both have a CSA Matter certificate on file.
  • Both join Matter over Thread, so both need a Thread border router and a Matter controller.
  • Both makers name Apple Home, Amazon Alexa, Google Home and Samsung SmartThings.
  • Both have US store links on their product pages.

Product, category and brand pages

Best Matter Smart Plugs 2026 →Eve Energy vs Tapo P125M: Which Matter Plug Should You Buy? →Eve Energy vs Meross MSS315 Matter Plug →Eve Energy vs Meross MSS115: Thread or Wi-Fi Matter Plug? →Eve Energy vs Kasa KP125M: Energy-Monitoring Matter Plugs →

Before you buy

  • Thread: both need a Thread border router and a Matter controller.
  • Energy: only Eve Energy measures energy use; which history your Matter app shows depends on the app and platform.
  • Load: both are rated 15 A / 1800 W maximum. Match the appliance to the rating.
  • Pack: Onvis sells one, two and four packs, and Eve sells one plug or a two-pack. Check the pack at the store.

Common questions

Does the Onvis S4 monitor energy use?
Onvis’s S4 page, read on 2026-10-19, does not mention energy monitoring. Eve Energy measures the connected device’s energy use.
Do Eve Energy and Onvis S4 need a hub?
Each needs a Thread border router and a Matter controller. Onvis says remote control away from home requires a HomePod mini or Apple TV.
What load can they switch?
Both are rated 15 A / 1800 W maximum: Eve for its US/CA plug at 120 V AC / 60 Hz, and Onvis on its S4 page.

How this page was made

We have not performed hands-on testing. This page is built from MatterCatalog’s catalog records: each product’s CSA certificate and its scope, the network and platforms its record lists, the maker’s setup requirements and the stores with a verified link. It does not rank performance, reliability or price; check the current price, model and pack size at the store. Editorial policy

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