
Kasa Smart Bulb KL125
Score: 83/100
Feit Electric 4-inch Smart Recessed Light White
Score: 84/100Rankings

The Feit Electric 4-inch smart recessed downlight delivers 720 lumens at just 8 W with high CRI and wet-location rating, making it an efficient retrofit solution. Its reliance on a 2.4 GHz Wi-Fi network and lack of traditional dimmer support limit flexibility. Ideal for homeowners upgrading existing recessed cans who value energy savings and voice control.

The Kasa Smart KL125 is a Wi-Fi-enabled A19 bulb delivering 800 lumens, 16 million colors, and a wide 2500-9000 K temperature range. Its reliance on 2.4 GHz Wi-Fi and cloud-only controls can be restrictive. Best for users seeking easy plug-and-play colour lighting.
| Attribute | ![]() | ![]() |
|---|---|---|
800 lumensbest | 720 lumens | |
| ↓ lower better | — | 8 Wbest |
16,000,000best | — | |
90best | 90best | |
2 years | 5 yearsbest | |
25,000 hours | 50,000 hoursbest | |
120 Vbest | 120 Vbest | |
| ↓ lower better | — | 8 Wbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Features(1) | ||
Dimmable | true | false |
General(2) | ||
Warranty (years) | 2 years | 5 years |
LED Lifespan (hours) | 25000 hours | 50000 hours |
Lighting(3) | ||
Brightness (lumens) | 800 lumens | 720 lumens |
Color Temperature Range (K) | 2500-9000 K | 2700-6500 K |
Beam Angle (°) | 220 ° | 105 ° |
Build & Design(1) | ||
Dimensions (W×H×L) (mm) | width: 2.36 in, height: 4.52 in, length: 2.36 in mm | 127x68.6x127 mm mm |

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

Professional reviewers commend the bulb for its expansive 16 million color palette, wide color-temperature range, and precise 1% dimming capability, noting that the lack of a required hub makes it a convenient entry point for smart lighting. The reviewers also highlight the high CRI and energy-efficient design as strong points, while the 2.4 GHz-only Wi-Fi requirement is seen as a minor drawback.
Everyday users consistently praise the plug-and-play setup, the rich color customization, and the low power draw that translates into cost savings. The most common complaints revolve around the 2.4 GHz-only Wi-Fi limitation and the dependence on the Kasa app and cloud for full functionality, especially when internet access is unreliable.



Manufacturer and retailer descriptions emphasize the LEDR4's easy smart retrofit capability, high CRI (90), 84% energy savings, and suitability for wet locations, positioning it as a reliable upgrade for modern homes.