Energy Monitors · Head to head

Meross EM16P vs Shelly Pro 3EM 3CT63

Full Smart Energy Monitors comparison in 2026

Data from Amazon and official Meross and Shelly sites.
2026 verdict
Shelly Pro 3EM 3CT63 wins the 2026 matchup against Meross EM16P, mainly on price, warranty, and connectivity. The main reason it wins is price, warranty, and connectivity, and integrations and data & monitoring strengthen that case. There is still a case for Meross EM16P, but mainly if metering is what you value most. That keeps the verdict firmly in favor of Shelly Pro 3EM 3CT63.
vs
FeatureMeross EM16PShelly Pro 3EM 3CT63Winner
Price$159.99$150.99Shelly Pro 3EM 3CT63
Warranty2 years5 yearsShelly Pro 3EM 3CT63
MeteringSplit-Phase Support, Three-Phase Support, Solar Net Metering, Power Factor ReadingsThree-Phase Support, Solar Net Metering, Power Factor ReadingsMeross EM16P
Connectivity2.4 GHz WiFi2.4 GHz WiFi, Ethernet, Bluetooth, OtherShelly Pro 3EM 3CT63
IntegrationsHome AssistantGoogle Home, Alexa, Home AssistantShelly Pro 3EM 3CT63
Data & MonitoringEnergy Cost Tracking, Data Export, Usage AlertsEnergy Cost Tracking, Time-of-Use Rates, Data Export, Usage AlertsShelly Pro 3EM 3CT63
Local ControlLocal API, Local Web InterfaceLocal API, MQTT, Local Web InterfaceShelly Pro 3EM 3CT63
Rating4.44.4Tie
Breaker Panel InstallYESYESTie
Smart Meter PortNONOTie
Relay OutputNONOTie
Load ManagementYESYESTie
Winner
Shelly

Shelly Pro 3EM 3CT63

$150.99
Buy on Amazon USA
  • + Price: $150.99
  • + Warranty: 5 years
  • + Connectivity: 2.4 GHz WiFi, Ethernet, Bluetooth, Other
  • - Metering: Three-Phase Support, Solar Net Metering, Power Factor Readings vs Split-Phase Support, Three-Phase Support, Solar Net Metering, Power Factor Readings

Frequently Asked Questions

Which is better overall: Meross EM16P or Shelly Pro 3EM 3CT63?

Shelly Pro 3EM 3CT63 has the stronger overall profile in this comparison, especially for price, warranty, and connectivity.

What is the biggest difference between Meross EM16P and Shelly Pro 3EM 3CT63?

Price is one of the clearest differences: Meross EM16P lists $159.99, while Shelly Pro 3EM 3CT63 lists $150.99.

Which one looks better on price?

Meross EM16P is listed at $159.99, while Shelly Pro 3EM 3CT63 is listed at $150.99. Shelly Pro 3EM 3CT63 (better spec).

Who should buy Meross EM16P?

Choose Meross EM16P if your priority is metering and that matters more than price.

Who should buy Shelly Pro 3EM 3CT63?

Choose Shelly Pro 3EM 3CT63 if your priority is price and warranty and that matters more than metering.

More Energy Monitors

Top Energy Monitors to compare next

Compare smart energy monitors by monitored circuits, CT sensor ratings, accuracy, solar net metering, three-phase support, local API and integrations.

Compare Energy Monitors
Meross

More Meross products

A sharper look at other Meross products worth comparing.

Explore Meross
Shelly

More Shelly products

A sharper look at other Shelly products worth comparing.

Explore Shelly
Stay in the loop

Smart Home Deals & News straight to your inbox

Join the newsletter and get the best smart home deals and new releases in your inbox.

Your subscription could not be saved. Please try again.
Your subscription has been successful.

Smart Home Deals & News straight to your inbox

Join the newsletter and get the best smart home deals and new releases in your inbox.

Independent · Not sponsoredBrands never pay for placement or rankings. Affiliate commissions never influence our comparisons.
© 2026 Smart Home Compared
Search