Aeotec Home Energy Meter 8 vs Shelly Pro EM 50A

Last updated: November 9, 2026

The Aeotec Home Energy Meter 8 is the better home energy monitor overall, rated 3.5 to 2.9. The Aeotec Home Energy Meter 8 leads on value. The Aeotec Home Energy Meter 8 costs $24 less ($95.99 vs $119.99).

Prices were last checked November 9, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.

Aeotec Home Energy Meter 8 vs Shelly Pro EM 50A

Which should you buy?

Scores side by side

Each factor is scored 0-100 against the same fixed reference points for every whole-home home energy monitor; a clear win is highlighted. How we rank explains each one.

Factor weightAeotec Home Energy Meter 8Shelly Pro EM 50A
Overall rating3.5/52.9/5
Value 25%73 $95.9961 $119.99
Circuits 20%0 mains only6 0 branch circuits included, up to 2
Local control 20%100 local API, MQTT or hub, Home Assistant, works without the cloud50 local control not published (neutral score used)
Accuracy 15%100 claimed within ±1%50 accuracy not claimed (neutral score used)
Subscription 10%50 subscription terms not published (neutral score used)50 subscription terms not published (neutral score used)
Warranty 10%0 warranty not published, scored as none0 warranty not published, scored as none

Specifications

Aeotec Home Energy Meter 8Shelly Pro EM 50A
Monitoring
Branch circuits includedNone in boxNone in box (up to 2)
Most circuits supported-2
Mains CT rating200 A50 A
Branch CT rating-50 A
Electrical systemsSplit-phase-
Solar / net meteringYesYes
Claimed accuracy±1%-
Connectivity
ConnectionZ-Wave Long RangeWi-Fi, LAN, Bluetooth
Local API / MQTT / hubYes-
Home AssistantYes-
Needs maker cloudNo-

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