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Laptop Computers ranked by annual running cost*

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1

Lenovo ThinkPad L13 Gen 4 [21FG]
1.2 Ghz Intel Core i3 CPU, 8 GB RAM

1
Lenovo 21FG
Electricity saving of
£8.00/year
Green Plug Score
100%
 
Sleep: 0.4W
Idle: 0.4W
Off: 0.3W
Cost/day
<£0.01
Cost/year
£2.52
2

Dell Latitude 3140 [P32T]
1.0 Ghz Intel N200 CPU, 8 GB RAM

Green Plug Score
99%
 
Sleep: 0.4W
Idle: 0.4W
Off: 0.3W
Cost/day
£0.01
Cost/year
£2.75
3

Apple 13-inch MacBook Air [A2337]
3.0 Ghz Apple M1 CPU, 16 GB RAM

Green Plug Score
99%
 
Sleep: 0.2W
Idle: 0.7W
Off: (np)
Cost/day
£0.01
Cost/year
£2.84
4

Lenovo ThinkPad X13 Gen 4 [21EX]
1.2 Ghz Intel Core i3 CPU, 8 GB RAM

Green Plug Score
99%
 
Sleep: 0.5W
Idle: 0.5W
Off: 0.2W
Cost/day
£0.01
Cost/year
£3.04
5

Acer CP513-2H [N22Q7]
2.2 Ghz Other MediaTek MT8195 CPU, 8 GB RAM

Green Plug Score
99%
 
Sleep: 0.3W
Idle: 1.4W
Off: 0.1W
Cost/day
£0.01
Cost/year
£3.07
6

Samsung XE340XDA [XE340XDA]
1.1 Ghz Intel Celeron N4500 CPU, 8 GB RAM

Green Plug Score
99%
 
Sleep: 0.3W
Idle: 1.1W
Off: 0.3W
Cost/day
£0.01
Cost/year
£3.10
7

Dell Latitude 3140 2-in-1 [P33T]
1.0 Ghz Intel N200 CPU, 8 GB RAM

Green Plug Score
98%
 
Sleep: 0.6W
Idle: 0.6W
Off: 0.4W
Cost/day
£0.01
Cost/year
£3.16
8

Samsung NP340XNA [NP340XNA]
1.8 Ghz Other SC7280 CPU, 4 GB RAM

Green Plug Score
98%
 
Sleep: 0.6W
Idle: 0.6W
Off: 0.4W
Cost/day
£0.01
Cost/year
£3.22
9

Lenovo IdeaPad Slim 3 15IAN8 [IdeaPad Slim 3 15IAN8]
0.8 Ghz Intel i3-N300 CPU, 8 GB RAM

Green Plug Score
98%
 
Sleep: 0.3W
Idle: 0.3W
Off: 0.2W
Cost/day
£0.01
Cost/year
£3.28
10

Lenovo IdeaPad Slim 3 14IAN8 [IdeaPad Slim 3 14IAN8]
0.8 Ghz Intel i3-N300 CPU, 8 GB RAM

Green Plug Score
97%
 
Sleep: 0.3W
Idle: 0.3W
Off: 0.2W
Cost/day
£0.01
Cost/year
£3.33
11

Apple 13-inch MacBook Air [A2179]
1.2 Ghz Intel Core i7 CPU, 16 GB RAM

Green Plug Score
97%
 
Sleep: 0.3W
Idle: 1.4W
Off: 0.1W
Cost/day
£0.01
Cost/year
£3.36
=

Lenovo 10w [Lenovo 10w]
2.0 Ghz Other Qualcomm 7C CPU, 8 GB RAM

Green Plug Score
97%
 
Sleep: 0.5W
Idle: 1.1W
Off: 0.4W
Cost/day
£0.01
Cost/year
£3.36
13

Samsung XE310XDA [XE310XDA]
1.1 Ghz Intel Celeron CPU, 4 GB RAM

Green Plug Score
97%
 
Sleep: 0.4W
Idle: 0.8W
Off: 0.3W
Cost/day
£0.01
Cost/year
£3.39
14

Acer TMP614-53 [N23C5]
1.8 Ghz Other 13th Gen Intel? Core i7-1365U CPU, 32 GB RAM

Green Plug Score
97%
 
Sleep: 0.5W
Idle: 0.5W
Off: 0.3W
Cost/day
£0.01
Cost/year
£3.42
15

Asus B1402CG Series [B1402CG]
1.0 Ghz Intel N200 CPU, 16 GB RAM

Green Plug Score
97%
 
Sleep: 0.7W
Idle: 0.7W
Off: 0.4W
Cost/day
£0.01
Cost/year
£3.48
=

Lenovo 500e Yoga Chromebook Gen 4 [82W4]
1.0 Ghz Intel N200 CPU, 8 GB RAM

Green Plug Score
97%
 
Sleep: 0.5W
Idle: 0.5W
Off: 0.4W
Cost/day
£0.01
Cost/year
£3.48
=

Lenovo 14e Chromebook Gen 3 [82W6]
1.0 Ghz Intel N200 CPU, 4 GB RAM

Green Plug Score
97%
 
Sleep: 0.5W
Idle: 0.5W
Off: 0.4W
Cost/day
£0.01
Cost/year
£3.48
18

Asus B1502CG Series [B1502CG]
1.0 Ghz Intel N200 CPU, 16 GB RAM

Green Plug Score
96%
 
Sleep: 0.7W
Idle: 0.7W
Off: 0.4W
Cost/day
£0.01
Cost/year
£3.54
=

Samsung NP730QFG [NP730QFG]
2.2 Ghz Intel Core i7 CPU, 16 GB RAM

Green Plug Score
96%
 
Sleep: 0.7W
Idle: (np)
Off: 0.4W
Cost/day
£0.01
Cost/year
£3.54
20

Microsoft Surface Laptop 5 [1951]
2.7 Ghz Intel Core i7 CPU, 16 GB RAM

Green Plug Score
96%
 
Sleep: 0.5W
Idle: 0.5W
Off: 0.3W
Cost/day
£0.01
Cost/year
£3.57

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