Updated November 2026
Data from the official Refoss and Shelly sites.
2026 verdict
Across the 2026 comparison, Shelly Pro 3EM 3CT63 earns the nod over Refoss EM06P on the strength of rating, warranty, and connectivity.
Its biggest wins come from rating, warranty, and connectivity, and integrations and data & monitoring add more confidence to the verdict. The only strong reason to choose Refoss EM06P is if price is more important to you than the overall verdict. That is why the final call still favors Shelly Pro 3EM 3CT63.
News by email
Still comparing? Get what's new by email
New releases and the smart home news worth knowing, in your inbox.
No spam. Unsubscribe in one click.
| Feature | Refoss EM06P | Shelly Pro 3EM 3CT63 | Winner |
|---|---|---|---|
| Price | €89.99 | $150.99 | Refoss EM06P |
| Rating | 4.1 | 4.4 | Shelly Pro 3EM 3CT63 |
| Warranty | 2 years | 5 years | Shelly Pro 3EM 3CT63 |
| Connectivity | 2.4 GHz WiFi | 2.4 GHz WiFi, Ethernet, Bluetooth, Other | Shelly Pro 3EM 3CT63 |
| Integrations | Home Assistant | Google Home, Alexa, Samsung SmartThings, Home Assistant | Shelly Pro 3EM 3CT63 |
| Data & Monitoring | Energy Cost Tracking, Data Export, Usage Alerts | Energy Cost Tracking, Time-of-Use Rates, Data Export, Usage Alerts | Shelly Pro 3EM 3CT63 |
| Metering | Three-Phase Support, Solar Net Metering, Power Factor Readings | Three-Phase Support, Solar Net Metering, Power Factor Readings | 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 |
| Load Management | YES | YES | Tie |
€89.99
- + Price: €89.99
- - Rating: 4.1 vs 4.4
- - Warranty: 2 years vs 5 years
Winner
$150.99
- + Rating: 4.4
- + Warranty: 5 years
- + Connectivity: 2.4 GHz WiFi, Ethernet, Bluetooth, Other
- - Price: $150.99 vs €89.99
Frequently Asked Questions
Which is better overall: Refoss EM06P or Shelly Pro 3EM 3CT63?
Shelly Pro 3EM 3CT63 has the stronger overall profile in this comparison, especially for rating, warranty, and connectivity.
What is the biggest difference between Refoss EM06P and Shelly Pro 3EM 3CT63?
Price is one of the clearest differences: Refoss EM06P lists €89.99, while Shelly Pro 3EM 3CT63 lists $150.99.
Which one looks better on price?
Refoss EM06P is listed at €89.99, while Shelly Pro 3EM 3CT63 is listed at $150.99. Refoss EM06P (better spec).
Who should buy Refoss EM06P?
Choose Refoss EM06P if your priority is price and that matters more than rating.
Who should buy Shelly Pro 3EM 3CT63?
Choose Shelly Pro 3EM 3CT63 if your priority is rating and warranty and that matters more than price.
Spotted something wrong on this page? Tell us and we will fix it.
Our store on AmazonShop our ideas on AmazonLists of the smart home setups we would put together ourselves, ready to add to your Amazon cart.Shop on AmazonFull 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
- 47 specs compared
- 44 filters
- Energy Monitors
MINI PM Matter Over WiFi Power Meter (Non-Switch)
- Energy Monitors
EM Gen4
- Energy Monitors
Zigbee Smart Energy Monitor
- Energy Monitors
Pro EM-50
- Energy Monitors
Vue 3
- Energy Monitors
EM Gen3
- Energy Monitors
Pro 3EM v2
- Energy Monitors
Vue 3 3-Phase
- Energy Monitors
POWCT
- Energy Monitors
3EM-63W Gen3
- Energy Monitors
EM Mini Gen4
- Energy Monitors
EM16P
- Energy Monitors
Pro 3EM-400
- Energy Monitors
EM06P
- Energy Monitors
Home Energy Meter 8
- Energy Monitors
EM16P
- Energy Monitors
MINI PM Zigbee Power Meter (Non-Switch)
- Energy Monitors
Vue Utility Connect
- Energy Monitors
3CT Zigbee Energy Meter
- Energy Monitors
EM01P
- Buttons
BLU Button Tough 1 ZB
- Buttons
BLU RC Button 4 ZB
- Cameras
Camera
- Displays
Wall Display X1i
- Displays
Wall Display XL
- Displays
Wall Display
- Door & Window Sensors
BLU Door/Window Outdoor ZB
- Door & Window Sensors
BLU Door/Window ZB
- Energy Monitors
3EM-63W Gen3
- Energy Monitors
EM Gen3
- Energy Monitors
EM Gen4
- Energy Monitors
EM Mini Gen4
- Energy Monitors
Pro 3EM-400
- Energy Monitors
Pro 3EM v2
- Energy Monitors
Pro EM-50
- Gas Detectors
GAS (CNG)
- Gas Detectors
GAS (LPG)
- LED Bulbs
Multicolor Bulb E27 Gen3
- Motion Sensors
BLU Motion ZB
- Motion Sensors
Blu Motion