Energy Monitors · Head to head

Aeotec Home Energy Meter 8 vs Shelly 3EM-63W Gen3

Full Smart Energy Monitors comparison in 2026

Data from Amazon and official Aeotec and Shelly sites.
2026 verdict
Across the 2026 comparison, Shelly 3EM-63W Gen3 earns the nod over Aeotec Home Energy Meter 8 on the strength of price, warranty, and connectivity. Its strongest advantages show up in price, warranty, and connectivity, with integrations and data & monitoring helping widen the gap. Pick Aeotec Home Energy Meter 8 only when its specific feature mix is the deciding factor for your setup. Overall, Shelly 3EM-63W Gen3 makes more sense for most people.
vs
FeatureAeotec Home Energy Meter 8Shelly 3EM-63W Gen3Winner
Price$95.99€59.99Shelly 3EM-63W Gen3
Warranty1 year3 yearsShelly 3EM-63W Gen3
ConnectivityZ-Wave2.4 GHz WiFi, BluetoothShelly 3EM-63W Gen3
IntegrationsSamsung SmartThings, Home AssistantGoogle Home, Alexa, Home AssistantShelly 3EM-63W Gen3
Data & MonitoringNoneEnergy Cost Tracking, Time-of-Use Rates, Data Export, Usage AlertsShelly 3EM-63W Gen3
Local ControlNoneLocal API, MQTT, Local Web InterfaceShelly 3EM-63W Gen3
Load ManagementNOYESShelly 3EM-63W Gen3
MeteringSplit-Phase Support, Solar Net Metering, Power Factor ReadingsThree-Phase Support, Solar Net Metering, Power Factor ReadingsTie
Breaker Panel InstallYESYESTie
Smart Meter PortNONOTie
Relay OutputNONOTie

Frequently Asked Questions

Which is better overall: Aeotec Home Energy Meter 8 or Shelly 3EM-63W Gen3?

Shelly 3EM-63W Gen3 has the stronger overall profile in this comparison, especially for price, warranty, and connectivity.

What is the biggest difference between Aeotec Home Energy Meter 8 and Shelly 3EM-63W Gen3?

Price is one of the clearest differences: Aeotec Home Energy Meter 8 lists $95.99, while Shelly 3EM-63W Gen3 lists €59.99.

Which one looks better on price?

Aeotec Home Energy Meter 8 is listed at $95.99, while Shelly 3EM-63W Gen3 is listed at €59.99. Shelly 3EM-63W Gen3 (better spec).

Who should buy Aeotec Home Energy Meter 8?

Choose Aeotec Home Energy Meter 8 if your priority is its specific strengths and that matters more than price.

Who should buy Shelly 3EM-63W Gen3?

Choose Shelly 3EM-63W Gen3 if your priority is price and warranty and that matters more than the competing advantages.

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