Updated August 2026
Data from Amazon and official Refoss and Sonoff sites.
2026 verdict
Sonoff MINI PM Matter Over WiFi Power Meter (Non-Switch) edges out Refoss EM16P in 2026, led by price, rating, and integrations. It wins the broader comparison through price, rating, and integrations, while data & monitoring helps confirm the result. There is still a case for Refoss EM16P, but mainly if metering, connectivity, and load management are what you value most. That is why Sonoff MINI PM Matter Over WiFi Power Meter (Non-Switch) wins the verdict here.
Price alerts
Energy Monitor prices change while you decide
We check the price of every Energy Monitor in the catalog daily and email you the drops, whichever one you pick.
| Feature | Refoss EM16P | Sonoff MINI PM Matter Over WiFi Power Meter (Non-Switch) | Winner |
|---|---|---|---|
| Price | $159.98 | $15.90 | Sonoff MINI PM Matter Over WiFi Power Meter (Non-Switch) |
| Rating | 4.2 | 4.7 | Sonoff MINI PM Matter Over WiFi Power Meter (Non-Switch) |
| Metering | Split-Phase Support, Three-Phase Support, Solar Net Metering, Power Factor Readings | Solar Net Metering | Refoss EM16P |
| Connectivity | 2.4 GHz WiFi, Bluetooth | 2.4 GHz WiFi | Refoss EM16P |
| Integrations | Home Assistant | Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter | Sonoff MINI PM Matter Over WiFi Power Meter (Non-Switch) |
| Data & Monitoring | Energy Cost Tracking, Data Export, Usage Alerts | Energy Cost Tracking, Time-of-Use Rates, Data Export, Usage Alerts | Sonoff MINI PM Matter Over WiFi Power Meter (Non-Switch) |
| Load Management | YES | NO | Refoss EM16P |
| Warranty | 2 years | 2 years | Tie |
| Breaker Panel Install | YES | YES | Tie |
| Smart Meter Port | NO | NO | Tie |
| Local Control | Local API, MQTT, Local Web Interface | Local API, MQTT, Local Web Interface | Tie |
| Relay Output | NO | NO | Tie |
20% OFF
$159.98
$199.99
- + Metering: Split-Phase Support, Three-Phase Support, Solar Net Metering, Power Factor Readings
- + Connectivity: 2.4 GHz WiFi, Bluetooth
- + Load Management: YES
- - Price: $159.98 vs $15.90
- - Rating: 4.2 vs 4.7
Winner
$15.90
- + Price: $15.90
- + Rating: 4.7
- + Integrations: Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter
- - Metering: Solar Net Metering vs Split-Phase Support, Three-Phase Support, Solar Net Metering, Power Factor Readings
- - Connectivity: 2.4 GHz WiFi vs 2.4 GHz WiFi, Bluetooth
Frequently Asked Questions
Which is better overall: Refoss EM16P or Sonoff MINI PM Matter Over WiFi Power Meter (Non-Switch)?
Sonoff MINI PM Matter Over WiFi Power Meter (Non-Switch) has the stronger overall profile in this comparison, especially for price, rating, and integrations.
What is the biggest difference between Refoss EM16P and Sonoff MINI PM Matter Over WiFi Power Meter (Non-Switch)?
Price is one of the clearest differences: Refoss EM16P lists $159.98, while Sonoff MINI PM Matter Over WiFi Power Meter (Non-Switch) lists $15.90.
Which one looks better on price?
Refoss EM16P is listed at $159.98, while Sonoff MINI PM Matter Over WiFi Power Meter (Non-Switch) is listed at $15.90. Sonoff MINI PM Matter Over WiFi Power Meter (Non-Switch) (better spec).
Who should buy Refoss EM16P?
Choose Refoss EM16P if your priority is metering and connectivity and that matters more than price.
Who should buy Sonoff MINI PM Matter Over WiFi Power Meter (Non-Switch)?
Choose Sonoff MINI PM Matter Over WiFi Power Meter (Non-Switch) if your priority is price and rating and that matters more than metering.
Full comparison table
Compare all 22 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.
- 22 Energy Monitors
- 46 specs compared
- 43 filters
SonoffMINI PM Matter Over WiFi Power Meter (Non-Switch)
$15.90
ShellyPro EM-50
$119.99
EmporiaVue 3
$199.99
ShellyEM Gen3
$69.99
EmporiaVue 3 3-Phase
$209.99
ShellyPro 3EM v2
$154.99
ShellyEM Gen4
SonoffPOWCT
$38.19
Shelly3EM-63W Gen3
ShellyEM Mini Gen4
$24.99
RefossEM06P
ShellyPro 3EM 3CT63
$150.99
MerossEM16P
20% OFF$199.99$159.98- Refoss
EM16P
20% OFF$199.99$159.98 
MerossEM06P
AeotecHome Energy Meter 8
$95.99
ShellyPro 3EM-400
$329.99
EmporiaVue Utility Connect
$39.99
RefossEM01P
16% OFF$82.99$69.99
ZemismartSDM01
50% OFF$165.22$82.61
Air Quality MonitorsSonoffSAWF-07P Air Quality Monitor
$39.90
Air Quality MonitorsSonoffSAWF-08P Air Quality Monitor
$49.90
CamerasSonoffCam Slim Gen2
5% OFF$19.90$18.91
CamerasSonoffGK-200MP2-B
30% OFF$9.99$6.99
DisplaysSonoffNSPanel Pro
$129.90
DonglesSonoffDongle Lite MG21
25% OFF$24.90$18.68
DonglesSonoffDongle Max
DonglesSonoffDongle Plus MG24
$35.90
DonglesSonoffDongle Plus PP10
$35.90
DonglesSonoffDongle-PZG23
$39.90
DonglesSonoffZBDongle-E
8% OFF$26.99$24.90
DonglesSonoffZBDongle-P
16% OFF$39.99$33.63
Door & Window SensorsSonoffDW2-WIFI
$12.23
Door & Window SensorsSonoffSNZB-04 ZigBee Wireless Door/Window Sensor
$17.99
Door & Window SensorsSonoffSNZB-04P ZigBee Door/Window Sensor
$18.99
Door & Window SensorsSonoffSenseGuard DW Gen2
- Energy MonitorsSonoff
MINI PM Matter Over WiFi Power Meter (Non-Switch)
$15.90 - Energy MonitorsSonoff
POWCT
$38.19 
HubsSonoffiHost
$89.99
HubsSonoffZigbee Bridge Pro
$24.90