Winner
Currently unavailable on Amazon USA
Updated October 2026
Data from Amazon and official Refoss and Sonoff sites.
2026 verdict
Refoss EM06P edges out SONOFF POWCT in 2026, led by warranty, metering, and local control.
Its clearest strengths are warranty, metering, and local control, and it still looks stronger on its broader overall balance. Pick SONOFF POWCT only when integrations and relay output are the deciding factor for your setup. Overall, Refoss EM06P makes more sense for most people.
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| Feature | Refoss EM06P | SONOFF POWCT | Winner |
|---|---|---|---|
| Warranty | 2 years | 1 year | Refoss EM06P |
| Metering | Three-Phase Support, Solar Net Metering, Power Factor Readings | Solar Net Metering | Refoss EM06P |
| Integrations | Home Assistant | Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter | SONOFF POWCT |
| Local Control | Local API, MQTT, Local Web Interface | None | Refoss EM06P |
| Relay Output | NO | YES | SONOFF POWCT |
| Rating | 4.5 | 4.5 | Tie |
| Breaker Panel Install | YES | YES | Tie |
| Smart Meter Port | NO | NO | Tie |
| Connectivity | 2.4 GHz WiFi | 2.4 GHz WiFi | Tie |
| Data & Monitoring | Energy Cost Tracking, Data Export, Usage Alerts | Data Export, Usage Alerts | Tie |
| Load Management | YES | YES | Tie |
Winner
Currently unavailable on Amazon USA
- + Warranty: 2 years
- + Metering: Three-Phase Support, Solar Net Metering, Power Factor Readings
- + Local Control: Local API, MQTT, Local Web Interface
- - Integrations: Home Assistant vs Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter
- - Relay Output: NO vs YES
$38.19
- + Integrations: Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter
- + Relay Output: YES
- - Warranty: 1 year vs 2 years
- - Metering: Solar Net Metering vs Three-Phase Support, Solar Net Metering, Power Factor Readings
Price history compared
Every price change of both, in the same store, so the gap between the two lines is what one costs more than the other.
- Refoss EM06P
- SONOFF POWCT
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Frequently Asked Questions
Which is better overall: Refoss EM06P or SONOFF POWCT?
Refoss EM06P has the stronger overall profile in this comparison, especially for warranty, metering, and local control.
What is the biggest difference between Refoss EM06P and SONOFF POWCT?
Warranty is one of the clearest differences: Refoss EM06P lists 2 years, while SONOFF POWCT lists 1 year.
Who should buy Refoss EM06P?
Choose Refoss EM06P if your priority is warranty and metering and that matters more than integrations.
Who should buy SONOFF POWCT?
Choose SONOFF POWCT if your priority is integrations and relay output and that matters more than warranty.
Full comparison table
Compare all 25 Energy Monitors side by side
You are looking at two of them. The full table lines up all Energy Monitors in the catalog with the same specs, so you can filter by what you need and sort by price or rating.
- 25 Energy Monitors
- 46 specs compared
- 43 filters
SonoffMINI PM Matter Over WiFi Power Meter (Non-Switch)
$15.90
NodOnZigbee Smart Energy Monitor
$54.24
ShellyPro EM-50
$119.99
EmporiaVue 3
$199.99
ShellyEM Gen3
$69.99
EmporiaVue 3 3-Phase
$209.99
ShellyEM Gen4
3% OFF€67.00€65.12
SonoffPOWCT
$38.19
Shelly3EM-63W Gen3
$114.99
ShellyEM Mini Gen4
$24.99- Refoss
EM06P
Unavailable 
ShellyPro 3EM v2
$154.99
ShellyPro 3EM 3CT63
$150.99
RefossEM01P
Unavailable
MerossEM16P
10% OFF$199.99$179.99
ShellyPro 3EM-400
$329.99
MerossEM06P
29% OFF€94.99€66.98
SonoffMINI PM Zigbee Power Meter (Non-Switch)
$15.90
AeotecHome Energy Meter 8
$95.99
RefossEM16P
15% OFF$199.99$169.99
Air Quality MonitorsSonoffSAWF-07P Air Quality Monitor
3.8(194)$39.90
Air Quality MonitorsSonoffSAWF-08P Air Quality Monitor
4.4(172)$49.90
CamerasSonoffCAM GlassView
4.1(39)$34.90
CamerasSonoffCam Outdoor DUO
3.5(2)$79.90
CamerasSonoffCam Slim Gen2
4.4(179)$19.90
CamerasSonoffGK-200MP2-B
4.0(149)Unavailable
DisplaysSonoffNSPanel Pro Gen2
3.4(11)€149.90
DisplaysSonoffNSPanel Pro
4.1(76)$129.90
DonglesSonoffDongle Lite MG21
4.5(458)$24.90
DonglesSonoffDongle Max
4.3(623)$42.90
DonglesSonoffDongle Plus MG24
4.6(696)$35.90
DonglesSonoffDongle Plus PP10
4.6(100)$35.90
DonglesSonoffDongle-PZG23
4.5(176)$39.90
DonglesSonoffZ-Wave 800 PoE Dongle Max
4.5(28)$44.90
DonglesSonoffZBDongle-E
4.7(3,745)$24.90
DonglesSonoffZBDongle-P
4.6(5,689)16% OFF$39.99$33.42
Door & Window SensorsSonoffDW2-WIFI
3.8(1,058)$12.90
Door & Window SensorsSonoffSNZB-04 ZigBee Wireless Door/Window Sensor
3.7(101)Last price$17.99
Unavailable
Door & Window SensorsSonoffSNZB-04P ZigBee Door/Window Sensor
4.0(13)$15.90
Door & Window SensorsSonoffSenseGuard DW Gen2
4.2(279)$13.90