跳至內容
燈泡性能與開支比較（美國電價，相當於60瓦白熾燈亮度）
|
|
白熾燈[1]
|
鹵素燈[2]
|
省電燈泡[3]
|
LED[4]
|
| 售價
|
$0.41
|
$1.17
|
$0.99
|
$3.99
|
| 功率（瓦特）
|
60
|
43
|
14
|
8.5
|
| 平均光通（流明）
|
860
|
750
|
775[5]
|
800
|
| 光效（流明/瓦特）
|
14.3
|
17.4
|
55.4
|
94.1
|
| 色溫（開爾文）
|
2700
|
2920
|
2700
|
2700
|
| 演色性（CRI）
|
100
|
100
|
82
|
80
|
| 壽命（小時）
|
1,000
|
1,000
|
10,000
|
15,000
|
| 可用年數（每天6小時）
|
0.46
|
0.46
|
4.6
|
6.8
|
| 20年電費（0.11美元/KWh）
|
$289
|
$207
|
$67
|
$41
|
| 20年總開支
|
$307
|
$259
|
$70
|
$53
|
| （按白熾燈亮度比例折合）
|
$307
|
$297
|
$78
|
$57
|
| 基於每日六小時用量計算（20年共43,800小時）
|
- ^ Philips 60-Watt Household Incandescent Light Bulb. Home Depot.
- ^ EcoSmart 60-Watt Equivalent Eco-Incandescent A19 Household Light Bulb (4-Pack). Home Depot. [5 March 2017].
- ^ EcoSmart 60W Equivalent Soft White (2700K) Twister CFL Light Bulb (4-pack). [20 January 2014].
- ^ EcoSmart 60W Equivalent Soft White A19 Energy Star and Dimmable LED Light Bulb (4-Pack). Home Depot. [12 March 2017].
- ^ Lightbulbs – LEDs and CFLs offer more choices and savings (PDF). ConsumerReports. 2011 [21 January 2014].
