# Which smart light bulb offers the best energy efficiency? — 经过验证的规格比较

> 所有规格数据均已通过官方渠道验证。

Which smart light bulb offers the best energy efficiency?

## 产品列表

### Philips 562702 60-Watt Equivalent A19 LED Smart Wi-Fi Color Changing Light Bulb with Bluetooth
```yaml
product: philips-562702-60-watt-equivalent-a19-led-smart-wi-fi-color-changing-light-bulb-with-bluetooth
brand: Philips
price_gbp: 7.67
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
lumens: 800
wattage: 8.8 W
dimmable: true
lifespan: 25000
connectivity: Wi-Fi and Bluetooth
color_temperature: 2200-6500
voice_assistant_compatibility: Amazon Alexa, Google Assistant, Siri Shortcuts
```

- **价格:** £7.67 [^1]
- **概述:** This Philips smart A19 bulb produces 800 lumens and supports millions of colors plus tunable white light from 2200 K to 6500 K. It connects through Wi-Fi and Bluetooth, works with the WiZ app and voice assistants, and suits users who want flexible, remotely controlled indoor lighting.
- **最适合:** It suits energy-efficiency-focused users because it uses 8.8 W while replacing a 60 W bulb, delivers 800 lumens, and has a 25000-hour rated lifetime.
- **附加来源:** [^2]

### Govee 450LM RGBWW Smart Candle LED Bulb 2-Pack
```yaml
product: govee-450lm-rgbww-smart-candle-led-bulb-2-pack
brand: Govee
price_gbp: 15.52
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
lumens: 450
wattage: 5.8W
dimmable: Yes via app
connectivity: Wi-Fi and Bluetooth
color_temperature: 2700-6500
voice_assistant_compatibility: Amazon Alexa, Google Assistant, Matter
```

- **价格:** £15.52 [^3]
- **概述:** This two-pack includes 450-lumen RGBWW E12 candle bulbs with adjustable brightness, tunable white light from 2700K to 6500K, millions of colors, scheduling, and music synchronization. It suits indoor decorative fixtures such as chandeliers and users who want app or voice control without using a wall dimmer.
- **最适合:** It suits energy-efficiency-focused users because each bulb uses 5.8W while delivering 450 lumens, and app scheduling can help reduce unnecessary operating time.
- **附加来源:** [^4]

---
## 参考来源
[^1]: The Home Depot, 访问日期 2026-09-13. https://www.homedepot.com/p/Philips-60-Watt-Equivalent-A19-LED-Smart-Wi-Fi-Color-Changing-Smart-Light-Bulb-powered-by-WiZ-with-Bluetooth-1-Pack-562702/313616477
[^2]: Elitsac, 访问日期 2026-09-13. https://elitsac.com/p/philips-smart-led-equivalent-frosted-tunable-a19-medium-base-light-bulb-046677562700
[^3]: The Home Depot, 访问日期 2026-09-13. https://www.homedepot.com/p/Govee-60-Watt-Equivalent-B10-Candle-Bulb-Shape-450LM-RGBWW-Smart-LED-Bulb-2-Pack-B800BAC1/338263860
[^4]: Best Buy, 访问日期 2026-09-13. https://www.bestbuy.com/product/govee-450lm-rgbww-smart-candle-led-bulb-2-packs-multi/J3R84LT562/sku/6624248