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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
£9.66/year
Green Plug Score
100%
 
Sleep: 0.4W
Idle: 0.4W
Off: 0.3W
Cost/day
£0.01
Cost/year
£2.61
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
£2.85
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
£2.94
4

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

Green Plug Score
98%
 
Sleep: 0.3W
Idle: 1.1W
Off: 0.3W
Cost/day
£0.01
Cost/year
£3.21
5

Dell Latitude 7340 [P178G]
1.8 Ghz Intel Core i7 CPU, 32 GB RAM

Green Plug Score
97%
 
Sleep: 0.4W
Idle: 0.4W
Off: 0.2W
Cost/day
£0.01
Cost/year
£3.30
6

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

Green Plug Score
96%
 
Sleep: 0.6W
Idle: 0.6W
Off: 0.4W
Cost/day
£0.01
Cost/year
£3.33
7

Lenovo 100e Chromebook Gen 3 [82UY]
1.1 Ghz Intel Celeron CPU, 4 GB RAM

Green Plug Score
96%
 
Sleep: 0.3W
Idle: 1.5W
Off: 0.3W
Cost/day
£0.01
Cost/year
£3.42
8

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

Green Plug Score
95%
 
Sleep: 0.3W
Idle: 1.4W
Off: 0.1W
Cost/day
£0.01
Cost/year
£3.48
=

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

Green Plug Score
94%
 
Sleep: 0.5W
Idle: 1.1W
Off: 0.4W
Cost/day
£0.01
Cost/year
£3.48
10

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

Green Plug Score
93%
 
Sleep: 0.4W
Idle: 0.8W
Off: 0.3W
Cost/day
£0.01
Cost/year
£3.51
11

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

Green Plug Score
93%
 
Sleep: 0.7W
Idle: 0.7W
Off: 0.4W
Cost/day
£0.01
Cost/year
£3.60
=

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

Green Plug Score
92%
 
Sleep: 0.5W
Idle: 0.5W
Off: 0.4W
Cost/day
£0.01
Cost/year
£3.60
13

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

Green Plug Score
91%
 
Sleep: 0.7W
Idle: (np)
Off: 0.4W
Cost/day
£0.01
Cost/year
£3.66
14

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

Green Plug Score
91%
 
Sleep: 0.5W
Idle: 0.5W
Off: 0.3W
Cost/day
£0.01
Cost/year
£3.69
15

Lenovo ThinkPad X13 Gen 3 [21BN]
1.2 Ghz Intel Core i3 CPU, 8 GB RAM

Green Plug Score
89%
 
Sleep: (np)
Idle: 0.7W
Off: 0.3W
Cost/day
£0.01
Cost/year
£3.75
=

Lenovo ThinkPad X13 Gen 3 [21BN]
1.2 Ghz Intel Core i3 CPU, 8 GB RAM

Green Plug Score
90%
 
Sleep: (np)
Idle: 0.7W
Off: 0.3W
Cost/day
£0.01
Cost/year
£3.75
17

Samsung NP930QDB [NP930QDB]
2.8 Ghz Intel Core i3 CPU, 8 GB RAM

Green Plug Score
88%
 
Sleep: 0.6W
Idle: (np)
Off: 0.4W
Cost/day
£0.01
Cost/year
£3.81
=

Apple MacBook Pro 14-inch [A2779]
3.2 Ghz Other , 16 GB RAM

Green Plug Score
88%
 
Sleep: 0.2W
Idle: 0.9W
Off: 0.1W
Cost/day
£0.01
Cost/year
£3.81
19

Dell Latitude 7440 2-in-1 [P175G]
1.8 Ghz Intel Core i7 CPU, 32 GB RAM

Green Plug Score
87%
 
Sleep: 0.6W
Idle: 0.6W
Off: 0.4W
Cost/day
£0.02
Cost/year
£3.90
20

Lenovo IP Flex 3 Chrome 15IJL7 [IP Flex 3 Chrome 15IJL7]
1.1 Ghz Intel JSP(jasperlake) CPU, 8 GB RAM

Green Plug Score
86%
 
Sleep: 0.4W
Idle: 0.9W
Off: 0.3W
Cost/day
£0.02
Cost/year
£3.96

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