
Belkin WeMo Light Switch
Score: 80/100
Lutron Caseta Original White
Score: 78/100Rankings

The Belkin WeMo Light Switch is a Wi-Fi smart wall switch with high load capacity and extensive voice-assistant support. Its need for a neutral wire and larger physical size can be drawbacks in tight or older installations. Ideal for homeowners with neutral wiring who want hub-free Alexa or Google control.

The Lutron Caseta Smart Dimmer Switch provides neutral-wire-free dimming for up to 150 W LEDs and integrates with major voice assistants. It requires a separate Lutron Smart Hub, adding extra cost and complexity. Best suited for retrofits where a neutral wire is unavailable.
| Attribute | ![]() | ![]() |
|---|---|---|
120 Vbest | 120 Vbest | |
1,800 Wbest | 150 W | |
— | 5 Abest | |
1 yearsbest | 1 yearsbest | |
| ↓ lower better | 253 g | 9 gbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Power & Electrical(1) | ||
Maximum LED/CFL Load (W) | 1800 W | 150 W |
Features(1) | ||
Hub Required | false | true |
Build & Design(2) | ||
Weight (g) | 253 g | 9 g |
Dimensions (L×W×H) (mm) | 84x43x130 mm | 119x74x8 mm |


Products in the top-left offer the best value (high score, low price).

Professional reviewers commend the WeMo Light Switch for its robust load capacity, reliable scheduling, and seamless voice integration, especially noting the NFC pairing and Thread mesh in newer models. However, they caution about the mandatory neutral wire, larger form factor, and the lack of Thread on legacy Wi-Fi versions.
Everyday users appreciate the straightforward app experience, dependable Alexa control, and useful backlighting, often mentioning that schedules survive power outages. Common frustrations revolve around the need for a neutral wire, the switch's bulkiness in tight boxes, and occasional Wi-Fi issues with metal faceplates.



Professional reviewers and trade installers emphasize the Caseta dimmer's ease of installation, reliable LED dimming, and the robustness of the hub-based Caseta ecosystem, positioning it as a go-to solution for retrofits where a neutral wire is absent.
Everyday users consistently praise the quick installation and smooth LED dimming, while recurring frustrations center on the extra cost of the required Smart Hub, load-derating constraints, and the absence of a built-in locator light.