
Kasa Smart HS220P3
Score: 79/100
Amazon Basics Smart Dimmer Switch
Score: 58/100Rankings

The Kasa HS220P3 provides hub-free Wi-Fi dimming with on-device buttons and broad voice-assistant support. It requires a neutral wire and is limited to 2.4 GHz networks and single-pole setups. Best for DIY homeowners seeking an easy, affordable smart dimmer.

Amazon Basics Smart Dimmer Switch SD29-01 offers an inexpensive Alexa-only smart switch with paddle control and 0-100% dimming. It is limited to the Alexa ecosystem and lacks advanced features like multi-assistant support. Perfect for budget-conscious Alexa households.
| Attribute | ![]() | ![]() |
|---|---|---|
120 Vbest | — | |
150 Wbest | — | |
300 Wbest | — | |
— | 100 %best | |
| ↓ lower better | 0.15 kgbest | 0.15 kgbest |
128.5 mmbest | 41 mm |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Connectivity(2) | ||
Wi‑Fi Standard | 802.11b/g/n | 2.4GHz |
Smart Home Compatibility | Amazon Alexa, Google Assistant, Microsoft Cortana | Alexa |
Build & Design(1) | ||
Height (mm) | 128.5 mm | 41 mm |

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

Professional reviewers emphasize the HS220P3's ease of installation thanks to the guided app setup, its ability to quickly set appropriate lighting for different occasions, and the convenience of built-in dimmer buttons. The lack of a required hub and broad voice-assistant support are also highlighted as strong points.
Everyday users commonly praise the remote control capability, voice-assistant integration, and tactile dimmer buttons on the switch. Positive remarks focus on the simplicity of setup and the flexibility of scheduling, while the main frustrations revolve around the need for a neutral wire and the limitation to 2.4 GHz Wi-Fi.

“Love these Kasa smart...”



Professional reviewers describe the Amazon Basics Smart Dimmer as an easy-to-install, reliable, and very cost-effective solution for Alexa users, praising its intuitive manual controls and clear LED feedback while lamenting its exclusive Alexa lock-in and lack of advanced automation features.
Everyday consumers praise the straightforward Alexa setup, voice and app dimming, and the fallback manual operation, but repeatedly criticize the ecosystem exclusivity and the need for a neutral wire, noting the product's basic feature set compared to more versatile competitors.