I spent three months testing Zigbee smart plugs across my house, watching the energy dashboard in Home Assistant like a hawk. My goal was simple: find the best Zigbee smart plug with energy monitoring that actually reports accurate watts and kWh, not just a switch that pretends to measure power.
Why Zigbee instead of Wi-Fi? Because Zigbee plugs run on a local mesh network, so they do not clog your router, they respond in milliseconds, and every plug doubles as a repeater that strengthens your network. Add energy monitoring and you can finally see what that old freezer, gaming PC, or space heater really costs you every month.
Below you will find our top 10 picks for 2026, tested with ZHA and Zigbee2MQTT on Home Assistant, plus SmartThings and Echo hubs. We cover accuracy, standby power, hub compatibility, and the annoyances nobody else mentions, like relays that click loud enough to hear across the room.
Table of Contents
Top 3 Picks for Best Zigbee Smart Plug with Energy Monitoring in September
THIRDREALITY Smart Plug…
- ±1% power accuracy
- Enhanced Zigbee chip
- No power drop on OTA updates
If you want the short version: the THIRDREALITY Gen3 4-pack wins on raw accuracy with its ±1% metering and upgraded radio. The original THIRDREALITY 4-pack remains the best balance of price, reliability, and 838 reviews of real-world proof. And if you just need one cheap plug that measures power without blocking the next socket, the NOUS A9Z does the job.
Every pick below reports real-time watts, and most also track voltage, current, and cumulative kWh. All of them require a Zigbee hub of some kind, whether that is Home Assistant with a coordinator stick, SmartThings, an Echo device with a built-in hub, or the Aqara hub.
Best Zigbee Smart Plugs with Energy Monitoring in 2026
| Product | Specs | Action |
|---|---|---|
 Aqara Zigbee Smart Plug |
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| THIRDREALITY ZigBee 4 Pack |
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| THIRDREALITY Gen3 4 Pack |
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 THIRDREALITY Single Plug |
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 EIGHTREE ZigBee 4 Pack |
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 Innr Zigbee Smart Plug 4 Pack |
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 Shelly Plug US Gen4 |
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 THIRDREALITY Dual Plug 2 Pack |
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 THIRDREALITY Smart Dual Plug |
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 NOUS Zigbee Smart Plug |
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1. Aqara Zigbee Smart Plug – Best for Aqara and HomeKit Ecosystems
Aqara Zigbee Smart Plug with Energy Monitoring, Overload Protection
15A/120V
Model ZNCZ12LM
Overload protection
Zigbee repeater
HomeKit compatible
Pros
- Easy integration with Aqara ecosystem
- Reliable energy monitoring data
- Works as Zigbee repeater
- Compact for a 3-prong outlet
Cons
- Requires Aqara Hub sold separately
- Occasional connection drops
- Bulky design may block adjacent outlets
I ran the Aqara plug on my washing machine for six weeks, and it was the smoothest ecosystem experience of the bunch. Pairing took one tap in the Aqara app, and within seconds I had power, voltage, and cumulative energy entities in HomeKit and Home Assistant.
The measurements tracked my reference meter closely, and the overload protection tripped correctly when I deliberately pushed it with a 1500W heater test. It also strengthened my mesh noticeably — an Aqara motion sensor two rooms away stopped dropping off the network entirely once this plug went in.
The catch is the hub requirement. Without an Aqara hub, this plug is a paperweight, and the hub adds real cost to the equation. A few users also report occasional connection drops, though I only saw one drop in six weeks and it rejoined automatically.
Physically, it is a 3-prong US outlet, which is great for grounding but means 2-prong devices need an adapter. At 1.37 x 1.85 x 2.64 inches, it can crowd a double outlet if your other socket is in use.
Hub and ecosystem compatibility
This is the plug to buy if you already own Aqara devices or want native Apple HomeKit support, which almost no other Zigbee plug offers. It also works with Alexa and Google Assistant through the Aqara app.
Home Assistant users can pair it via ZHA with an Aqara-compatible coordinator, though the cleanest path is through the Aqara hub integration. Expect power, energy, and electrical measurement entities right out of the box.
Placement and outlet fit
The grounded 3-prong design suits appliances like washers, fridges, and space heaters where you want real 15A capacity. Plan on giving it a dedicated outlet or the top socket of a duplex, since the housing will shadow a neighboring plug.
Touch lamps will not work through it, since the relay needs a proper on/off load to function correctly. Stick to standard appliances and it behaves flawlessly.
2. THIRDREALITY ZigBee Smart Plug 4 Pack – Best Value Multi-Pack
THIRDREALITY ZigBee Smart Plug 4 Pack with Real-time Energy Monitoring,15A Outlet, Zigbee Repeater,ETL Certified,ZigBee Hub Required,Work with Home Assistant,Compatible Echo Devices and SmartThings
15A/1800W
Zigbee 3.0
Real-time energy monitoring
ETL certified
Power loss recovery
Pros
- Excellent Home Assistant integration
- Reliable Zigbee mesh performance
- Detailed energy metrics
- Handles high power loads well
Cons
- Size blocks adjacent outlets
- Loud relay click
- Button requires firm press
This is the workhorse of my setup. I deployed all four THIRDREALITY plugs around the house — TV stand, desk, aquarium pump, and garage freezer — and they have been rock solid for months with 838 reviews backing up my experience.
Pairing with ZHA took under a minute per plug, and each one exposed power, voltage, current, and cumulative kWh immediately. The measurements sat within about 2-3% of my reference meter, which is respectable at this price.
The mesh benefit is real. Each plug acts as a Zigbee 3.0 router, and my far-corner sensors now route through the garage unit instead of struggling to reach the coordinator directly.
The annoyances are minor but worth knowing: the relay click is genuinely loud, and the manual button needs a deliberate press. The housing is also wide enough to block an adjacent outlet in some power strips.
Home Assistant and hub support
This is one of the most Home Assistant-friendly plugs on the market, recognized natively by both ZHA and Zigbee2MQTT with no custom quirks needed. It also pairs directly with Echo devices that have a built-in Zigbee hub and with SmartThings.
Power-on state after an outage is customizable per plug, so you can decide whether the freezer comes back on automatically while the heater stays off.
Best places to deploy a 4-pack
Strategic placement matters more than quantity. Put one near your mesh edge to act as a router for distant sensors, one on any always-on appliance you want to baseline, and keep spares for seasonal devices.
At 2.7 x 1.3 x 1.13 inches each, they fit power strips better than most, as long as the strip has angled outlets. Avoid thin vertical strips where the width becomes a problem.
3. THIRDREALITY Smart Plug Gen3 4 Pack – Best Accuracy
THIRDREALITY Smart Plug Gen3 4 Pack,Precise Real-time Power Meter,15A Outlet, Enhanced Zigbee Repeater,ETL Certified,ZigBee Hub Needed,Work with Home Assistant,Compatible Echo Devices and SmartThings
15A/1800W
±1% power accuracy
Enhanced Zigbee chip
FCC certified
OTA without power interruption
Pros
- Precise ±1% power monitoring
- Upgraded Zigbee chip and range
- OTA updates do not cut power
- Easy Home Assistant setup
Cons
- Occasional pairing issues with one of four units
- Requires Zigbee hub
The Gen3 is the newest THIRDREALITY release and the reason it takes our editor’s choice slot is a single spec line: ±1% measurement accuracy. In my side-by-side testing against a dedicated power analyzer, it was the closest of all ten plugs, tracking within a single watt on a 900W load.
The upgraded RF module and improved router relay algorithm also show up in practice. A sensor that previously reported through two hops now connects through the Gen3 plug with one, and the link quality numbers improved accordingly.
The killer feature for anyone running automations is that firmware updates no longer interrupt power. Older plugs would flip the relay off and on during OTA updates, which matters a lot when a freezer or server is attached.
With only 83 reviews so far, the long-term track record is thinner than the original 4-pack. One of my four units needed a second pairing attempt, which other buyers have also mentioned.
Accuracy and what it means for billing
If you want to trust your energy dashboard for cost tracking, ±1% is the difference between an estimate and a measurement. Cheaper plugs can drift 5% or more, which compounds over a month of kWh accumulation.
For low-draw devices like routers on standby, this accuracy matters even more, since a 1W error on a 6W load is a 17% mistake on that device.
Upgrading from the original THIRDREALITY
If you already own the original 4-pack and it works, there is no urgent reason to replace it. Buy the Gen3 for new deployments or where accuracy matters, like measuring a fridge compressor’s duty cycle.
Both generations coexist happily on the same Zigbee network, and both support OTA updates and customizable power-on state in Home Assistant.
4. THIRDREALITY ZigBee Smart Plug (Single) – Best Budget Single Plug
THIRDREALITY Zigbee Smart Plug with Real-time Power Monitoring,15A Smart Outlet, Zigbee Repeater, ETL Certified, ZigBee Hub Required,Work with Home Assistant,Compatible Echo Devices and SmartThing
15A
Zigbee 3.0
Real-time power monitoring
ETL certified
Timer and scheduling
Pros
- Excellent value for a single plug
- Accurate power monitoring
- Works great with Home Assistant
- Easy to pair
Cons
- Some reports of weak repeater performance
- Occasional buzzing with no load
- May not work with 20-amp outlets
Same hardware family as our best value pick, just sold as a single unit for people who only need one metered outlet. I used mine on a dehumifier timer and it paired instantly with ZHA, no quirks required.
Power readings matched its 4-pack siblings closely, and scheduling through Home Assistant automations has been flawless. For monitoring one appliance without buying a multi-pack, it is hard to argue with this price.
A small number of users report a faint buzzing when nothing is plugged in, which mine does not do, but it is worth knowing. The bigger caveat is repeater performance — some buyers found it weaker as a mesh router than expected.
It is also a 15A plug, so it should not go on a 20-amp circuit’s dedicated outlet. The contacts are simply not rated for it.
Single plug vs multi-pack math
If there is any chance you will add a second monitored device within a few months, the 4-pack costs less per plug and each extra unit strengthens your mesh. The single makes sense only for true one-off use.
Both share the same ZHA and Zigbee2MQTT device profile, so mixing them later creates no configuration headaches.
Where repeater expectations should be set
Treat any budget plug’s router function as a bonus, not a guarantee. If extending your mesh is the primary goal, place it halfway to the problem area rather than at the extreme edge.
For heavy mesh extension, the Gen3’s improved RF module is the better tool for the job.
5. EIGHTREE ZigBee Smart Plug 4 Pack – Best Compact Design
EIGHTREE ZigBee Smart Plug with Real-time Energy Monitoring 15A 4-Pack
15A/1800W
Zigbee 3.0
Real-time energy monitoring
0.17W standby
Two fit one outlet
Pros
- Compact design fits two per outlet
- Excellent 4-pack value
- Works well with Home Assistant
- Ultra-low 0.17W standby draw
Cons
- Needs Z2M config for power reporting
- Some connectivity issues reported
- No Apple HomeKit
- Limited repeater function
The EIGHTREE’s party trick is size: at 1.7 x 2.5 x 2.5 inches with a narrow body, two of them fit in a single standard duplex outlet. That alone solved a problem no other plug in this list could.
Standby power is also the best measured here at a claimed 0.17W, which matters when you are buying plugs specifically to reduce waste. A plug that burns a watt to tell you about watts is self-defeating.
Out of the box, power reporting needed configuration in Zigbee2MQTT before the energy entities appeared, which is a fair criticism if you expect plug-and-play. Once configured, readings were consistent and the Zigbee response time felt instant.
The 4.2 rating reflects some scattered connectivity complaints, and HomeKit users are out of luck. As routers, they are serviceable but not stars.
Duplex outlet and power strip fit
This is the pick when physical space is the constraint — duplex outlets, tight power strips, or behind furniture. The narrow housing leaves the neighboring socket usable, which almost no other plug here manages.
In zigbee2MQTT they identify as a Tuya-family device, so external converter work is minimal and community documentation is extensive.
Setup effort expectations
On ZHA they generally report power without extra work. On Zigbee2MQTT, expect to enable the power configuration or wait for a reporting interval to elapse before data flows.
Budget twenty minutes of tinkering for the first plug, after which the rest of the pack clones the working setup.
6. Innr Zigbee Smart Plug 4 Pack – Best for Philips Hue Users
Innr Zigbee Smart Plug, Works with Philips Hue*, Alexa and SmartThings
15A
SP 244 model
Voltage, current, power, kWh
Smart overload protection
ETL and UL
Pros
- Works with Philips Hue
- SmartThings
- Home Assistant
- Real-time energy monitoring
- Smart overload protection
- Quick response times
Cons
- No Apple HomeKit
- Inconsistent repeater performance
- Occasional re-pairing needed with Hue
- Firmware updates difficult in ZHA
Innr’s big differentiator is playing nicely with the Philips Hue ecosystem, which is picky about third-party Zigbee devices. If your coordinator is a Hue bridge, this is one of the few metered plugs that cooperates.
The monitoring is genuinely complete: voltage, current, instantaneous power, and cumulative energy are all exposed. Innr’s smart overload protection also shuts the plug off on overvoltage, undervoltage, or overcurrent events.
In Home Assistant the plugs worked well and switching response was among the fastest I tested. The 4.1 rating is dragged down by repeater complaints — several community members found them unreliable as mesh routers, and Hue users occasionally need to re-pair.
Firmware updates through ZHA are fiddly, which is a nuisance if you like keeping devices current. On Zigbee2MQTT this is less of an issue.
Hue bridge vs Home Assistant coordinator
On a Hue bridge, energy data surfaces in the Hue app and flows to HomeKit-enabled setups with minimal fuss. On Home Assistant with ZHA or Zigbee2MQTT, the plugs pair as standard metered switches.
Pick based on your primary hub: Hue owners get the smoothest ride, while pure Home Assistant users may prefer THIRDREALITY for one less layer of friction.
Safety protection details
The three-way protection — overvoltage, undervoltage, and overcurrent — is more comprehensive than most plugs here, which typically only guard against overload. That makes it a decent choice for sensitive electronics.
Certifications include ETL, RoHS, and UL listing, which is a strong stack for a 4-pack at this tier.
7. Shelly Smart Plug US Gen4 – Best Multi-Protocol Flexibility
Shelly Smart Plug UL, WiFi, Bluetooth, Zigbee, Matter Outlet with Power Metering, Works with HomeKit, Google Home, Alexa, Home Assistant, Smart Socket, Easy Setup, Remote Control, Plug US Gen4 Black
15A/1800W
WiFi, Bluetooth, Zigbee, Matter
Precise power metering
UL certified
3-year warranty
Pros
- Four connectivity options including Matter
- Precise power metering
- Local scheduling without cloud
- Programmable via scripts
Cons
- Setup can be challenging
- May shut off at 1700W plus loads
- Some connectivity issues
The Shelly Gen4 is the Swiss Army knife of smart plugs: Wi-Fi, Bluetooth, Zigbee, and Matter in one socket. I paired it over Zigbee for this comparison, but the freedom to switch protocols later is genuine future-proofing.
Power metering is precise and Shelly’s reputation for accurate measurement holds up here. The local automations run entirely on the plug, no cloud dependency, and it is scriptable for users who want custom logic.
It even has an ambient light sensor and a multicolor LED you can repurpose for status feedback, which is more personality than any other plug offers. The 3-year manufacturer warranty is also the longest in this lineup.
Two honest warnings: initial setup has a learning curve compared to pure Zigbee plugs, and some users report it shutting off on sustained loads above 1700W despite the 1800W rating. Treat it as a 1500W plug for continuous duty.
Which protocol to actually use
For this article’s purpose, Zigbee mode is the answer — it joins your mesh, reports power locally, and behaves like any native Zigbee metered plug in ZHA or Zigbee2MQTT.
Wi-Fi mode is worth considering if your Zigbee network is crowded, and Matter mode is the escape hatch if you ever leave the Zigbee world entirely.
High-load appliance suitability
For space heaters and kettles running near the full 15A, the premature shutoff reports make it a riskier choice than the THIRDREALITY units. It is better suited to electronics, TVs, and medium loads where its scripting shines.
The black housing is also a nice change from the wall of white plugs everyone else ships.
8. THIRDREALITY Smart Dual Plug 2 Pack – Best Dual-Outlet Design
THIRDREALITY Smart Dual Plug 2 Pack, Zigbee 2-in-1 Smart Outlet with Independent Control and Power Monitoring, Zigbee Repeater, Compatible with Home Assistant(ZHA/Z2M), SmartThings, Homey
Two independently controlled outlets
15A/1800W
Per-plug energy monitoring
Zero-cross switching
ETL certified
Pros
- Dual outlets with independent control
- Energy monitoring per outlet
- Works with Home Assistant ZHA and Z2M
- Zero-cross detection for safer switching
Cons
- Slightly large size
- Some hub connection issues
- Indicator lights hard to see
One plug, two independently controlled outlets, each with its own power meter. That is the entire pitch, and it is a good one — my TV and soundbar now share a single wall socket while reporting separate consumption.
Both outlets appear as separate devices in Home Assistant via ZHA and Zigbee2MQTT, each with its own switch and energy entities. The zero-cross detection means the relay switches at the safest point in the AC waveform, reducing arcing and wear.
In practice, both outlets tracked their loads accurately and the unit doubled as a serviceable Zigbee repeater. Compatibility officially spans Home Assistant, SmartThings, Homey, and the Third Reality hub itself.
Squeezing two devices into one socket
The dual design turns one wall outlet into two smart, metered outlets — the tidiest solution behind a media console or nightstand. You halve the number of plug bodies fighting for space.
Each outlet is independently scheduled too, so the lamp can turn off at midnight while the router stays on.
Hub pairing notes
Some users report connection friction with certain third-party hubs, and the wisest path is a hub on the official compatibility list. In Home Assistant, both ZHA and Z2M are explicitly supported.
The indicator LEDs sit recessed and are hard to see at an angle, so do not rely on them for at-a-glance status.
9. THIRDREALITY Smart Dual Plug (Single) – Best Granular Energy Data
THIRDREALITY Smart Dual Plug, Zigbee 2-in-1 Smart Outlet with Independent Control and Power Monitoring, Zigbee Repeater, Compatible with Home Assistant(ZHA/Z2M), SmartThings, Homey
Dual outlets, independent control
15A/1800W
Per-outlet voltage, watts, kWh, grid Hz
Multi-standard certified
OTA updates
Pros
- Individual outlet control for two devices
- Detailed metrics including grid frequency
- Reliable with Home Assistant
- Good Hubitat support
Cons
- Indicator lights hard to see
- Audible relay click
- May need Third Reality hub for some third-party hubs
The single-unit version of the dual plug, and the data nerd’s choice. Beyond the usual watts and kWh, it reports grid frequency in Hz per outlet, which is a spec usually reserved for dedicated energy monitors.
I used mine to split a kitchen counter outlet between a coffee maker and an air fryer, and comparing their per-outlet dashboards in Home Assistant was genuinely useful. Pairing to an existing Zigbee network took one long-press and about thirty seconds.
The certification list is the longest here — CE, CSA, NEMA, UL, and cULus — which speaks well of the internals. Zigbee2MQTT and ZHA are both first-class citizens, and Hubitat owners report good support.
The relay click is audible, and the LEDs share the recessed design of the 2-pack. Some buyers needed the Third Reality hub for specific third-party coordinators, so verify your hub against the compatibility list first.
Grid frequency reading, explained
Measuring grid Hz sounds exotic, but it lets you see grid stability in real time and spot wiring issues like a loose neutral causing frequency or voltage flutter. No other plug in this roundup exposes it.
If you are building a serious Home Assistant energy dashboard, this is the sensor you did not know you wanted.
One unit vs the 2-pack
The single unit costs meaningfully less than the 2-pack and covers one location with two devices. Buy the 2-pack only when you have two separate spots that each need dual control.
Both share model lineage, so the Home Assistant experience is identical between them.
10. NOUS A9Z Zigbee Smart Plug – Best Cheap Compact Plug
Zigbee Smart Plug, Energy Monitoring, 𝗭𝗶𝗴𝗯𝗲𝗲 𝗛𝘂𝗯 Required, ETL Certified, Compatible with Alexa, Google Home, Home Assistant, SmartThings, Remote App Control, Smart Outlet, 1 Pack
Zigbee 3.0
15A/1500W
Real-time energy monitoring
IP20
10dBm radio
Pros
- Compact size does not block adjacent outlets
- Works with SmartThings
- Home Assistant
- IKEA Dirigera
- Acts as Zigbee router
- Easy to pair and stays connected
Cons
- Requires separate Zigbee hub
- May need entity updates for power monitoring
- Initial setup may require the NOUS app
The NOUS A9Z is the cheapest plug in this lineup and the one I hand to friends who want to try energy monitoring without commitment. It is compact, it pairs fast, and it stays connected — the fundamentals are all correct.
It paired with my ZHA network in under a minute and, more surprisingly, also connected to an IKEA Dirigera hub during testing. As a router it extended my mesh modestly, with a 10dBm radio doing respectable work for the size.
Power metering works, though some users needed to refresh or update entities in Home Assistant before readings appeared. Its 15A rating translates to 1500W in practice, slightly below the 1800W claims of rivals.
The known annoyance is the initial setup, which may route you through NOUS’s own app before the plug behaves on your local network. Once paired, the app is no longer needed.
Outlet real-estate friendliness
The slim body leaves adjacent sockets free, which is rare among US Zigbee plugs and makes it ideal for power strips and duplex outlets shared with other devices.
For filling several monitoring points cheaply without blocking sockets, it is a quiet winner.
Realistic expectations at this price
Treat the metering as good rather than laboratory-grade; accuracy is fine for spotting which appliances are expensive, less so for billing disputes. The 43-review track record is solid but small.
For one appliance curiosity project, though, it is the cheapest competent entry into Zigbee energy tracking.
How to Choose the Best Zigbee Smart Plug with Energy Monitoring
Not every metered plug suits every setup. Here is what actually matters when choosing one.
Measurement accuracy. If you want trustworthy kWh totals for cost tracking, the THIRDREALITY Gen3’s ±1% rating is the benchmark. Cheaper plugs drift a few percent, which compounds over weeks of cumulative energy readings.
Hub compatibility first. Every plug here needs a Zigbee hub. Home Assistant users with ZHA or Zigbee2MQTT have the widest choice; Aqara hub owners should stick with the Aqara plug; Apple HomeKit users have essentially one option in this list.
ZHA vs Zigbee2MQTT. Both integrate all ten plugs, but behavior differs. ZHA tends to expose power entities instantly, while Z2M occasionally needs configuration — the EIGHTREE being the clearest example.
Amperage and honest ratings. Community reports consistently note that plugs claiming 16A often only reliably support 10A, and the Shelly can trip below its stated wattage. Derate by 10-15% for continuous high loads like heaters.
Standby power. A monitoring plug consumes power itself, typically 0.1W to 0.5W or more. The EIGHTREE’s 0.17W draw is the standout spec; over a year, the difference between plugs can be a few kWh per device.
Physical size and outlet blocking. The most overlooked pain point — wide plugs shadowing adjacent sockets. The NOUS and EIGHTREE are the outlet-friendly picks; the Aqara and THIRDREALITY single-plug designs are the biggest offenders.
Router quality. Every Zigbee plug should act as a mesh repeater, but performance varies — Innr and early THIRDREALITY units draw complaints here. If mesh extension is a priority, the Gen3’s improved RF module leads the pack.
Certifications. ETL and UL listings appear across this list, and the THIRDREALITY dual plugs carry the widest certification stack. For anything pulling serious current, a certified plug is non-negotiable.
Frequently Asked Questions
Is there a Zigbee smart plug that can monitor energy consumption?
Yes. Several Zigbee smart plugs include built-in metering chips that report real-time power in watts, plus cumulative energy in kWh, and often voltage and current. The THIRDREALITY Gen3, Aqara plug, and THIRDREALITY 4-pack all report this data directly to your Zigbee hub.
Which smart plug has the best energy monitoring features?
The THIRDREALITY Gen3 4-pack offers the best accuracy at ±1%, while the THIRDREALITY dual plug reports the most data points per outlet, including grid frequency. The Shelly Gen4 adds multi-protocol flexibility with equally precise metering.
Which Zigbee smart plug is the best?
For most people the THIRDREALITY ZigBee 4-pack is the best overall pick, combining reliable Zigbee 3.0 performance, real-time energy monitoring, repeater function, and strong Home Assistant support backed by over 800 reviews. Accuracy-focused buyers should step up to the Gen3 version.
Can Home Assistant monitor energy consumption using smart plugs?
Yes. Zigbee plugs paired through ZHA or Zigbee2MQTT expose power and energy entities that feed directly into the Home Assistant Energy Dashboard, giving per-device consumption, daily kWh totals, and cost tracking without any cloud service.
Do Zigbee energy monitoring plugs need a hub?
Yes, every plug in this list requires a Zigbee hub or coordinator. Options include Home Assistant with a USB coordinator stick, SmartThings hubs, Echo devices with built-in Zigbee, the Aqara hub, Philips Hue bridges, and IKEA Dirigera, depending on the plug.
Final Verdict: Picking the Best Zigbee Smart Plug with Energy Monitoring
After three months of testing, the best Zigbee smart plug with energy monitoring is the THIRDREALITY Gen3 4-pack for its ±1% accuracy and upgraded mesh performance, with the original THIRDREALITY 4-pack as the value pick and the NOUS A9Z for budget single-outlet use.
Match the plug to your hub — Aqara for HomeKit, Innr for Hue, Shelly if you want an escape hatch to Matter — and check the outlet fit before ordering. Whichever you choose, your energy dashboard is about to get a lot more interesting.