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Laptop Computers ranked by annual running cost

Based on estimated annual power consumption using data published by ENERGY STAR TEC. Usage is defined by these criteria.

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Electricity costs calculated at UK Average Electricity Tariff of 14.5p per unit.

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Ranked by estimated annual power consumption » Power
used		 kgCO2
/year		 Cost
/day		 Cost
/year		 More
info
1 Apple MacBook Air (MC966) Apple MacBook Air (MC966)
13.3 inch 1.7GHz Intel Core i5 Laptop
From £1,205  Compare prices 
 Sleep: 0.97W
Idle: 4.28W
Off: 0.17W		 7.04
kgCO2		 £0.01 £1.88 »
2 Apple MacBook (MC516) Apple MacBook (MC516)
13.3 inch 2.4GHz Intel Core2 Duo Laptop
From £1,480  Compare prices 
 Sleep: 0.88W
Idle: 4.24W
Off: 0.24W		 7.14
kgCO2		 £0.01 £1.91 »
3 Apple MacBook Pro (MC723) Apple MacBook Pro (MC723)
15.4 inch 2.2GHz Intel Core i7 Quad-Core Laptop
From £1,500  Compare prices 
 Sleep: 1W
Idle: 7.82W
Off: 0.3W		 12.46
kgCO2		 £0.01 £3.34 »
4 Apple MacBook Pro (MC725) Apple MacBook Pro (MC725)
17 inch 2.2GHz Intel Core i7 Quad-Core Laptop
From £1,949  Compare prices 
 Sleep: 1.01W
Idle: 7.96W
Off: 0.3W		 12.66
kgCO2		 £0.01 £3.39 »
5 Apple MacBook (MC207) Apple MacBook (MC207)
13.3 inch 2.26GHz Intel Core2 Duo Laptop
From £2,449  Compare prices 
 Sleep: 1.12W
Idle: 8.6W
Off: 0.63W		 14.57
kgCO2		 £0.01 £3.90 »
6 HP Pavilion DM1 HP Pavilion DM1
1.3 GHz Intel Laptop
From £120  Compare prices 
 Sleep: 0.8W
Idle: 9.57W
Off: 0.7W		 15.99
kgCO2		 £0.02 £4.28 »
7 Packard Bell EasyNote TS11 Packard Bell EasyNote TS11
15.6 inch 1.6GHz AMD Laptop
From £445  Compare prices 
 Sleep: 0.63W
Idle: 10.77W
Off: 0.29W		 16.45
kgCO2		 £0.02 £4.41 »
8 HP Mini 110 HP Mini 110
1.6 GHz Intel Atom Laptop
From £435  Compare prices 
 Sleep: 0.73W
Idle: 11.54W
Off: 0.65W		 18.62
kgCO2		 £0.02 £4.99 »
9 Acer Aspire 6930 Acer Aspire 6930
2.8GHz Intel Core2 Duo mobile Laptop
From £102  Compare prices 
 Sleep: 0.86W
Idle: 12.35W
Off: 0.53W		 19.49
kgCO2		 £0.02 £5.22 »
10 Panasonic CF-31 Standard Panasonic CF-31 Standard
2.4GHz Intel Laptop
From £5,109  Compare prices 
 Sleep: 1.13W
Idle: 12.51W
Off: 0.53W		 19.85
kgCO2		 £0.02 £5.31 »
11 HP Pavilion DV4 Intel HP Pavilion DV4 Intel
2.2 GHz Laptop
From £750  Compare prices 
 Sleep: 1W
Idle: 12.74W
Off: 0.72W		 20.66
kgCO2		 £0.02 £5.53 »
12 HP Pavilion DV4 AMD HP Pavilion DV4 AMD
2.4 GHz Laptop
From £328  Compare prices 
 Sleep: 1.05W
Idle: 13.13W
Off: 0.52W		 20.67
kgCO2		 £0.02 £5.53 »
13 Panasonic CF-30K Panasonic CF-30K
1.6GHz Intel Core2 Duo mobile Laptop
From £129  Compare prices 
 Sleep: 2.3W
Idle: 12.2W
Off: 0.9W		 21.02
kgCO2		 £0.02 £5.63 »
14 Panasonic CF-52M Panasonic CF-52M
2.53GHz Intel Laptop
From £1,438  Compare prices 
 Sleep: 1.79W
Idle: 12.99W
Off: 0.65W		 21.19
kgCO2		 £0.02 £5.67 »
15 HP ProBook 4515S HP ProBook 4515S
1.87 GHz Intel Celeron Laptop
From £543  Compare prices 
 Sleep: 1.12W
Idle: 13.24W
Off: 0.66W		 21.25
kgCO2		 £0.02 £5.69 »
16 Panasonic CF-30F Panasonic CF-30F
1.6GHz Intel Core2 Duo mobile Laptop
From £636  Compare prices 
 Sleep: 2.3W
Idle: 12.5W
Off: 0.9W		 21.44
kgCO2		 £0.02 £5.74 »
17 Apple MacBook Pro (MC226) Apple MacBook Pro (MC226)
17 inch 2.8GHz Intel Core2 Duo Laptop
From £900  Compare prices 
 Sleep: 1.47W
Idle: 13.2W
Off: 0.75W		 21.62
kgCO2		 £0.02 £5.79 »
18 HP ENVY 13 HP ENVY 13
2.13 GHz Intel Laptop
From £350  Compare prices 
 Sleep: 0.74W
Idle: 14.46W
Off: 0.48W		 22.30
kgCO2		 £0.02 £5.97 »
19 Sony VGN-FW490 Sony VGN-FW490
3.06GHz Intel Core2 Duo Laptop
From £272  Compare prices 
 Sleep: 1.4W
Idle: 14W
Off: 0.7W		 22.58
kgCO2		 £0.02 £6.05 »
20 Dell Inspiron 17 Dell Inspiron 17
17.3 inch 2.2 GHz Intel Celeron Laptop
From £584  Compare prices 
 Sleep: 1.27W
Idle: 17.74W
Off: 0.64W		 27.67
kgCO2		 £0.03 £7.41 »
21 Dell Inspiron 1545 Dell Inspiron 1545
15.6 inch 2.2 GHz Intel Celeron Laptop
From £435  Compare prices 
 Sleep: 1.25W
Idle: 17.81W
Off: 0.62W		 27.71
kgCO2		 £0.03 £7.42 »
22 HP Pavilion DV6 HP Pavilion DV6
2.0 GHz Intel Laptop
From £849  Compare prices 
 Sleep: 1.21W
Idle: 19.64W
Off: 0.66W		 30.41
kgCO2		 £0.03 £8.14 »

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Save up to £6.26 a year

Apple
MacBook Air (MC966)

£1.88 per year

Compared
To:

HP
Pavilion DV6

£8.14 per year