
LIFX Color A19
Score: 81/100
Linkind E26 Smart Edison Bulb
Score: 82/100Rankings

Linkind's ST64 Smart Edison Bulb combines Matter-enabled Wi-Fi control with a vintage filament look and high energy efficiency. It lacks RGB color and the lowest dim setting may be too bright for some night-light needs, and it only works on 2.4 GHz Wi-Fi. Best for users who value aesthetic design and reliable white lighting within a Matter-compatible ecosystem.

The LIFX Color A19 delivers 800 lumens, billions of colors, and Matter-ready Wi-Fi smart control without a hub. Its reliance on 2.4 GHz Wi-Fi and a CRI of 82 may limit performance in congested networks or color-critical tasks. Best for indoor spaces where vibrant color scenes and future-proof integration are desired.
| Attribute | ![]() | ![]() |
|---|---|---|
800 lumensbest | 800 lumensbest | |
| ↓ lower better | 9 W | 8 Wbest |
82best | — | |
— | 25,000 hoursbest | |
— | 60 Wbest | |
220 °best | — | |
| ↓ lower better | 0.2 Wbest | — |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Lighting(1) | ||
Color Temperature Range (K) | 1500-9000 K | 2700-6500 K |
Connectivity(2) | ||
Wi‑Fi Standard | 802.11b/g/n | 2.4 GHz |
Voice Assistant Compatibility | Alexa, Google Assistant, Apple HomeKit/Siri, SmartThings, Matter | Alexa, Google Home, SmartThings, Apple Home |
Power(1) | ||
Power Consumption (W) | 9.0 W | 8 W |
Design(1) | ||
Bulb Shape | A19 | ST64/ST58 |

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

Professional reviewers consistently commend the LIFX Color A19 for its deep, rich color rendering, high brightness, and the convenience of a hub-free Wi-Fi design. The addition of Matter and robust voice-assistant support is seen as a strong future-proofing move, though critics note the 2.4 GHz Wi-Fi limitation and the lower CRI of the base Color model as minor drawbacks.
Everyday users appreciate the straightforward setup, vivid color palette, and reliable smart-home integration, often highlighting the convenience of scheduling and long bulb life. The most common criticisms revolve around the premium price and occasional Wi-Fi connectivity hiccups, especially in busy networks, while the indoor-only rating limits placement options.

“LIFX boasts the deepest, richest... colors”

“the best smart light out there”



Professional reviewers commend the Linkind ST64 for its effortless Matter QR-code setup, flicker-free operation, and strong 800 lm output at just 8 W, highlighting the vintage Edison design as a standout aesthetic. They note the wide dimming range and scheduling features as valuable, while pointing out the lack of RGB color and the still-bright lowest dim level as minor drawbacks.
Everyday users appreciate the easy integration with SmartThings and the attractive Edison appearance, finding the app and voice controls reliable. The most common complaint is that the lowest dim setting remains too bright for users seeking very low-light or night-time illumination, and the absence of color options limits creative use.