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All-in-One Computers ranked by annual running cost*

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Ranked by estimated annual power consumption* Cost / day Cost / year Prices
1
Asus VM45 		Asus VM45
1.8 Ghz Intel Celeron CPU, 8 GB RAM
100%
 Sleep: 0.5W
Idle: 4.7W
Off: 0.1W		 £0.02 £4.36 From £625
2
HP 27-a230 		HP 27-a230
2.4 Ghz Intel Celeron CPU, 16 GB RAM
98%
 Sleep: 0.2W
Idle: 13.2W
Off: 0.2W		 £0.03 £8.61 From £855
3
Apple iMac 21.5 		Apple iMac 21.5"
1.4 Ghz Intel Core i5 CPU, 8 GB RAM
94%
 Sleep: 0.9W
Idle: 5.2W
Off: 0.3W		 £0.04 £9.99 From £695
4
Dell OptiPlex 3050 AIO 		Dell OptiPlex 3050 AIO
2.8 Ghz Intel Celeron CPU, 32 GB RAM
92%
 Sleep: 1.7W
Idle: 9.7W
Off: 0.3W		 £0.04 £11.45 From £669
5
Lenovo F0CL 		Lenovo F0CL
2.0 Ghz Intel J3355 CPU, 4 GB RAM
89%
 Sleep: 0.5W
Idle: 7W
Off: 0.4W		 £0.05 £12.17 From £330
=
HP 20 		HP 20
1.6 Ghz AMD A8 CPU, 8 GB RAM
89%
 Sleep: 0.7W
Idle: 9W
Off: 0.4W		 £0.05 £12.17 From £379
7
Lenovo 10 		Lenovo 10
1.7 Ghz Intel i3-4005U CPU, 16 GB RAM
88%
 Sleep: 0.7W
Idle: 11.2W
Off: 0.9W		 £0.05 £12.20 From £330
8
HP EliteOne 1000 G1 23.8-in Touch AiO 		HP EliteOne 1000 G1 23.8-in Touch AiO
2.9 Ghz Intel Celeron CPU, 32 GB RAM
85%
 Sleep: 4.3W
Idle: 8.4W
Off: 0.8W		 £0.05 £12.36 From £1618
9
HP 24 		HP 24
1.6 Ghz AMD A8 CPU, 8 GB RAM
75%
 Sleep: 0.6W
Idle: 10.5W
Off: 0.3W		 £0.06 £15.19 From £412
10
Lenovo 10QG 		Lenovo 10QG
2.0 Ghz Intel Core i7 CPU, 32 GB RAM
72%
 Sleep: 1.3W
Idle: 16.3W
Off: 0.7W		 £0.06 £15.66 From £635
11
HP 22 		HP 22
1.6 Ghz AMD A8 CPU, 8 GB RAM
71%
 Sleep: 0.6W
Idle: 10.2W
Off: 0.3W		 £0.06 £15.87 From £480
12
HP 22-3 		HP 22-3
1.4 Ghz AMD Kabini CPU, 16 GB RAM
71%
 Sleep: 1.6W
Idle: 13.9W
Off: 0.2W		 £0.06 £15.90 From £480
13
HP 19-3 		HP 19-3
1.4 Ghz AMD E1-2500 CPU, 16 GB RAM
70%
 Sleep: 2W
Idle: 14.4W
Off: 0.3W		 £0.06 £15.93 From £379
14
Lenovo 5150 		Lenovo 5150
1.8 Ghz Intel G460 CPU, 16 GB RAM
59%
 Sleep: 1.5W
Idle: 14.5W
Off: 0.9W		 £0.06 £16.17 From £413
15
Lenovo 10QV 		Lenovo 10QV
2.9 Ghz Intel Core i3 CPU, 32 GB RAM
55%
 Sleep: 1.4W
Idle: 13.7W
Off: 0.4W		 £0.06 £16.26 From £774
16
HP EliteOne 1000 G1 27-in 4K UHD AiO 		HP EliteOne 1000 G1 27-in 4K UHD AiO
2.9 Ghz Intel Celeron CPU, 32 GB RAM
50%
 Sleep: 1.2W
Idle: 5.1W
Off: 0.8W		 £0.07 £17.43 From £1729
17
MSI AP240 		MSI AP240
3.8 Ghz Intel Core i3 CPU, 2 GB RAM
48%
 Sleep: 0.8W
Idle: 20.9W
Off: 0.6W		 £0.07 £17.74 From £1844
18
Lenovo 10NR 		Lenovo 10NR
2.8 Ghz Intel Pentium CPU, 32 GB RAM
48%
 Sleep: 2.8W
Idle: 15.3W
Off: 0.8W		 £0.07 £17.98 From £1335
19
Lenovo 10NX 		Lenovo 10NX
2.8 Ghz Intel G3900 CPU, 32 GB RAM
43%
 Sleep: 1W
Idle: 17.8W
Off: 0.6W		 £0.07 £18.51 From £733
20
HP 800 G1 		HP 800 G1
3.0 Ghz Intel Pentium G3220 CPU, 16 GB RAM
39%
 Sleep: 1.8W
Idle: 20.7W
Off: 0.9W		 £0.07 £18.91 From £670

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