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Cost Comparison for 60Watt Incandescent equivalent light Bulbs
[ 2017-07-05 15:45:17 ]
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bhl
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COST COMPARISON for 60watt Incandescent equivalent light bulbs

( based on US Residential electricity Prices )

 

Data from WIKIPEDIA updated June 2017

Type

Incandescent

Halogen

CFL

LED

(Eco Smart clear)

LED

( Philips )

LED

( Cree )

Remark

Purchase price

$0.41

$1.17

$0.99

$3.66

$1.50

$4.99

 

Watts (W)

60

43

14

6.5

8.5

9.5

 

Lumens(mean)

860

750

775

800

800

815

 

Lumens/Watt

14.3

17.4

55.4

123.1

94.1

85.8

 

Color Temperature ( K)

2700

2930

2700

2700

2700

2700

 

Color Rendering Index (CRI)

100

100

82

80

80

85

 

Lifespan ( Hours )

1,000

1,000

10,000

15,000

10,000

25,000

 

Lamp lifetime in years @6hours/day

0.46

0.46

4.6

6.8

4.6

11.4

 

Energy cost over 20years @11cents/KWH

$289

$207

$67

$31

$41

$46

 

Total cost over 20years

$307

$259

$70

$42

$48

$56

 

Total cost per 860Lumens

$307

$297

$78

$45

$52

$59

 

 

l  Comparison based on 6 hours use per day ( 43,800 hours over 20years )




1/1, Total List : 5
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Cost Comparison for 60Watt Incandescent equivalent light Bulbs bhl 2017-07-05 9 105
4 LED LAMP from Wikipedia bhl 2017-07-03 11 114
3 LED Advantages bhl 2017-06-28 96 139
2 Opening of Mini-site : http://bhlkorea.en.ecplaza.net bhl 2017-06-28 9 114
1 Renewal of website : www.bhlled.co.kr bhl 2017-06-28 9 160
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