Updated November 2026
Data from the official Emporia and Shelly sites.
2026 verdict
Shelly Pro 3EM-400 wins the 2026 matchup against Emporia Vue 3 3-Phase, mainly on warranty, metering, and connectivity.
Its biggest wins come from warranty, metering, and connectivity, and integrations and local control add more confidence to the verdict. Emporia Vue 3 3-Phase is still relevant if you care most about price and rating, but Shelly Pro 3EM-400 is the stronger recommendation overall. That makes Shelly Pro 3EM-400 the clearer recommendation in 2026.
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| Feature | Emporia Vue 3 3-Phase | Shelly Pro 3EM-400 | Winner |
|---|---|---|---|
| Price | $209.99 | $329.99 | Emporia Vue 3 3-Phase |
| Rating | 4.6 | 4.3 | Emporia Vue 3 3-Phase |
| Warranty | 1 year | 3 years | Shelly Pro 3EM-400 |
| Metering | Split-Phase Support, Three-Phase Support, Solar Net Metering | Three-Phase Support, Solar Net Metering, Power Factor Readings | Shelly Pro 3EM-400 |
| Connectivity | 2.4 GHz WiFi, Ethernet | 2.4 GHz WiFi, Ethernet, Bluetooth, Other | Shelly Pro 3EM-400 |
| Integrations | Google Home, Alexa, Home Assistant | Google Home, Alexa, Samsung SmartThings, Home Assistant | Shelly Pro 3EM-400 |
| Local Control | None | Local API, MQTT, Local Web Interface | Shelly Pro 3EM-400 |
| Local Control | NO | YES | Shelly Pro 3EM-400 |
| Breaker Panel Install | YES | YES | Tie |
| Smart Meter Port | NO | NO | Tie |
| Data & Monitoring | Energy Cost Tracking, Time-of-Use Rates, Data Export, Usage Alerts | Energy Cost Tracking, Time-of-Use Rates, Data Export, Usage Alerts | Tie |
| Relay Output | NO | NO | Tie |
$209.99
- + Price: $209.99
- + Rating: 4.6
- - Warranty: 1 year vs 3 years
- - Metering: Split-Phase Support, Three-Phase Support, Solar Net Metering vs Three-Phase Support, Solar Net Metering, Power Factor Readings
Winner
$329.99
- + Warranty: 3 years
- + Metering: Three-Phase Support, Solar Net Metering, Power Factor Readings
- + Connectivity: 2.4 GHz WiFi, Ethernet, Bluetooth, Other
- - Price: $329.99 vs $209.99
- - Rating: 4.3 vs 4.6
Frequently Asked Questions
Which is better overall: Emporia Vue 3 3-Phase or Shelly Pro 3EM-400?
Shelly Pro 3EM-400 has the stronger overall profile in this comparison, especially for warranty, metering, and connectivity.
What is the biggest difference between Emporia Vue 3 3-Phase and Shelly Pro 3EM-400?
Price is one of the clearest differences: Emporia Vue 3 3-Phase lists $209.99, while Shelly Pro 3EM-400 lists $329.99.
Which one looks better on price?
Emporia Vue 3 3-Phase is listed at $209.99, while Shelly Pro 3EM-400 is listed at $329.99. Emporia Vue 3 3-Phase (better spec).
Who should buy Emporia Vue 3 3-Phase?
Choose Emporia Vue 3 3-Phase if your priority is price and rating and that matters more than warranty.
Who should buy Shelly Pro 3EM-400?
Choose Shelly Pro 3EM-400 if your priority is warranty and metering and that matters more than price.
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