
Sengled Matter
Score: 78/100
Cync GE A19 LED Smart Light Bulb
Score: 79/100Rankings

Cync's GE A19 Color Changing Smart Bulb delivers 800 lumens with high CRI >90, full-color and tunable white, and supports both Wi-Fi and Bluetooth with Matter compatibility. The app can be unstable and brightness may fall short in larger areas. It's a good fit for tech-savvy homeowners wanting hub-free, colorful lighting.

Sengled's Matter-certified A19 bulb provides 800 lumens, 9 W power draw, and 16 million colors via hub-free Wi-Fi, supporting Alexa, Google, and Apple ecosystems. The requirement for 2.4 GHz Wi-Fi and a brief pairing window may hinder setup in congested networks. Ideal for users building a cross-platform smart home with vibrant color control.
| Attribute | ![]() | ![]() |
|---|---|---|
800 lumensbest | 800 lumensbest | |
— | 2,700 Kbest | |
| ↓ lower better | 9 Wbest | 10 W |
90best | — | |
— | 15,000 hoursbest | |
60 Wbest | 60 Wbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Controls(1) | ||
Voice Control | true | Amazon Alexa, Google Assistant, Apple Home, Samsung SmartThings |
Lighting(1) | ||
Color Rendering Index (CRI) | 90 | >90 |
Connectivity(1) | ||
Voice Assistant Compatibility | Alexa, Google, Apple, Samsung | Amazon Alexa, Google Assistant, Apple Home, Samsung SmartThings |
Power(1) | ||
Power Consumption (W) | 9 W | 10 W |

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

Professional reviewers commend the GE Cync A19 for its hub-free Direct Connect architecture, high CRI color accuracy and seamless Alexa/Google integration, positioning it as a cost-effective alternative to premium ecosystems. They also point out the app's occasional instability and the bulb's indoor-only rating as notable drawbacks.
Everyday users appreciate the vivid color range, easy voice control and the fact that no extra hub is required, often highlighting the low energy cost and simple drop-in fit. Recurring complaints focus on Wi-Fi drops, app glitches and the modest 800-lumens brightness for larger rooms.
