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同规格下亮度看流明（lm）而非瓦数，智能LED灯泡约9W可达800-1000lm相当于传统60W白炽灯，选购按流明匹配空间需求：卧室400-600lm、客厅主灯800lm以上

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Unverified选择LED灯泡看流明(lm)而非瓦数：约100lm/W为高效标准，卧室需求800-1100lm（约9-11W），客厅主灯需1500-2500lm，一个替换60W白炽灯的LED约需800lm96% similar Unverified亮度看流明（lm）而非瓦数：客厅主灯建议单泡≥800lm（约相当于60W白炽灯），卧室氛围400-600lm即可；智能灯泡因驱动电路发光效率通常为80-100lm/W，略低于普通LED94% similar Unverified选购LED灯泡应以流明(lm)为核心指标而非瓦数：日常照明可参考约100lm/㎡，一个15㎡卧室主灯需约1500lm，客厅按120-150lm/㎡估算93% similar Unverified灯泡越亮不代表越好：卧室卧室氛围光600-800流明足够，客厅主灯需800-1000流明，选购时看lm（流明）而非W（瓦数），智能LED灯9W约等于800-900流明92% similar Unverified亮度看流明(lm)不看瓦数：LED约100-120lm/W，替换传统60W白炽灯选约800lm的LED（约8-9W），40W白炽灯约450lm对应5W LED91% similar

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