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Laptop Computers ranked by annual running cost

Usage costs 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 Tariff of 15.2p per unit.

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Ranked by estimated annual power consumption » Power
used
kgCO2
/year
Cost
/day
Cost
/year
More
info
1 Acer CB5-311 Acer CB5-311
2.1 Ghz Tegra T50 CPU, 2 GB RAM
Sleep: 0.3W
Idle: 1.3W
Off: 0.1W
4.81
kgCO2
< £0.01 £1.64 »
2 Acer Aspire S3-392 Acer Aspire S3-392
1.8 Ghz Intel Core i7 CPU, 6 GB RAM
Sleep: 0.3W
Idle: 1.9W
Off: 0.2W
6.73
kgCO2
£0.01 £2.30 »
3 Asus T300F Asus T300F
0.8 Ghz Intel , 4 GB RAM
Sleep: 0.2W
Idle: 3.9W
Off: 0.2W
7.97
kgCO2
£0.01 £2.72 »
4 Toshiba PT241 Toshiba PT241
2.1 Ghz Intel Core i7 CPU, 16 GB RAM
Sleep: 0.9W
Idle: 2.1W
Off: 0.2W
8.20
kgCO2
£0.01 £2.80 »
= Toshiba PT243 Toshiba PT243
2.1 Ghz Intel Core i7 CPU, 16 GB RAM
Sleep: 0.9W
Idle: 2.1W
Off: 0.2W
8.20
kgCO2
£0.01 £2.80 »
= Toshiba PT24A Toshiba PT24A
2.1 Ghz Intel Core i7 CPU, 16 GB RAM
Sleep: 0.9W
Idle: 2.1W
Off: 0.2W
8.20
kgCO2
£0.01 £2.80 »
= Toshiba PT24C Toshiba PT24C
2.1 Ghz Intel Core i7 CPU, 16 GB RAM
Sleep: 0.9W
Idle: 2.1W
Off: 0.2W
8.20
kgCO2
£0.01 £2.80 »
8 Acer Aspire S7-391 Acer Aspire S7-391
1.8 Ghz Intel i7-4500U CPU, 8 GB RAM
Sleep: 0.3W
Idle: 2.9W
Off: 0.2W
8.29
kgCO2
£0.01 £2.83 »
9 Asus PU500C Asus PU500C
1.8 Ghz Intel Core i7 CPU, 16 GB RAM
Sleep: 0.6W
Idle: 3.7W
Off: 0.2W
8.82
kgCO2
£0.01 £3.01 »
= Asus PU550C Asus PU550C
1.8 Ghz Intel Core i7 CPU, 16 GB RAM
Sleep: 0.6W
Idle: 3.7W
Off: 0.2W
8.82
kgCO2
£0.01 £3.01 »
= Asus PU551L Asus PU551L
1.8 Ghz Intel Core i7 CPU, 16 GB RAM
Sleep: 0.6W
Idle: 3.7W
Off: 0.2W
8.82
kgCO2
£0.01 £3.01 »
12 Acer V3-331 series Acer V3-331 series
1.9 Ghz Intel i3-4030U CPU, 8 GB RAM
Sleep: 0.5W
Idle: 3.6W
Off: 0.1W
8.91
kgCO2
£0.01 £3.04 »
= Acer V3-371 series Acer V3-371 series
1.9 Ghz Intel i3-4030U CPU, 8 GB RAM
Sleep: 0.5W
Idle: 3.6W
Off: 0.1W
8.91
kgCO2
£0.01 £3.04 »
= Toshiba PT44F Toshiba PT44F
2.1 Ghz Intel Core i7 CPU, 16 GB RAM
Sleep: 0.7W
Idle: 2.9W
Off: 0.2W
8.91
kgCO2
£0.01 £3.04 »
= Toshiba PT44G Toshiba PT44G
2.1 Ghz Intel Core i7 CPU, 16 GB RAM
Sleep: 0.7W
Idle: 2.9W
Off: 0.2W
8.91
kgCO2
£0.01 £3.04 »
16 HP 13 HP 13
1.6 Ghz Intel Core i5 CPU, 4 GB RAM
Sleep: 5.7W
Idle: 3.4W
Off: 0.3W
8.95
kgCO2
£0.01 £3.06 »
= Dell Latitude 3340 Dell Latitude 3340
1.7 Ghz Intel i3-4010U CPU, 8 GB RAM
Sleep: 0.7W
Idle: 3.3W
Off: 0.3W
8.95
kgCO2
£0.01 £3.06 »
18 Dell Inspiron 15-3531 Dell Inspiron 15-3531
2.0 Ghz Intel Celeron CPU, 4 GB RAM
Sleep: 0.4W
Idle: 3.5W
Off: 0.3W
9.00
kgCO2
£0.01 £3.07 »
19 Lenovo 20AY Lenovo 20AY
2.1 Ghz Intel i7-4600U CPU, 4 GB RAM
Sleep: 0.5W
Idle: 3.1W
Off: 0.2W
9.04
kgCO2
£0.01 £3.09 »
= Lenovo 20BB Lenovo 20BB
2.1 Ghz Intel i7-4600U CPU, 4 GB RAM
Sleep: 0.5W
Idle: 3.1W
Off: 0.2W
9.04
kgCO2
£0.01 £3.09 »
21 HP 440 G2 HP 440 G2
1.4 Ghz Intel 2957U CPU, 16 GB RAM
Sleep: 0.7W
Idle: 3.5W
Off: 0.3W
9.22
kgCO2
£0.01 £3.15 »
22 Dell Inspiron 3135 Dell Inspiron 3135
2.0 Ghz Intel Celeron N2810 CPU, 4 GB RAM
Sleep: 0.5W
Idle: 3.8W
Off: 0.2W
9.44
kgCO2
£0.01 £3.22 »
= Dell Inspiron 3135 3000 Series Dell Inspiron 3135 3000 Series
2.0 Ghz Intel Celeron N2810 CPU, 4 GB RAM
Sleep: 0.5W
Idle: 3.8W
Off: 0.2W
9.44
kgCO2
£0.01 £3.22 »
= Dell Inspiron 3137 Dell Inspiron 3137
2.0 Ghz Intel Celeron N2810 CPU, 4 GB RAM
Sleep: 0.5W
Idle: 3.8W
Off: 0.2W
9.44
kgCO2
£0.01 £3.22 »
= Dell Inspiron 3138 Dell Inspiron 3138
2.0 Ghz Intel Celeron N2810 CPU, 4 GB RAM
Sleep: 0.5W
Idle: 3.8W
Off: 0.2W
9.44
kgCO2
£0.01 £3.22 »

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Enter your own tariff details

Refer to your electricity bill or your energy suppliers published tariffs (usually found on their website) to obtain the information required below.

     

What is 'lifetime running cost'?

This is the average amount of electricity and water (if applicable) consumed by the product at current values, excluding any consumables, repairs or maintenance.

* Life expectancy source UK Gov (defra) 2009

What is 'total cost of ownership'?

This is the 'cost of purchase' and the 'lifetime running costs' (average amount of electricity and water [if applicable] consumed by the product at current values, excluding any consumables, repairs or maintenance) added together.

* Life expectancy source UK Gov (defra) 2009

Save up to £8.44 a year

Acer
CB5-311

£1.64 a year

Compared
To:

Asus
G750J

£10.08 a year