The milliwatt-hour (mWh) might seem like a small unit of energy, but when you consider the burgeoning demand for portable technology, it plays a vital role in everyday electronics. This unit is commonly used to measure the energy capacity of small batteries, such as those found in smartphones, earbuds, and other miniature devices. Interestingly, even though a single milliwatt-hour is just a thousandth of a watt-hour, the overall efficiency of devices is often improved by optimizing such seemingly tiny units of energy.
For context, when you binge your favorite series on a compact digital device, you can thank the precise calculation of mWh for maximizing battery life without sacrificing performance. As technology advances, the milliwatt-hour will continue to dictate innovations in energy efficiency, making our devices smarter and more sustainable.
A gigawatt-hour (GWh) is a unit of energy representing one billion watt-hours, or one million kilowatt-hours. To put it into perspective, a single gigawatt-hour can power approximately 750,000 homes for an hour or a modest-sized city for a few hours! This unit is commonly used in measuring the output of power stations or the amount of electricity consumed over a span.
Interestingly, the largest solar farm in the world, Noor Abu Dhabi, boasts a capacity of about 1,177 gigawatts per year, reflecting how renewable energy advancements continue to scale. As nations transition to greener power, understanding energy units like the gigawatt-hour becomes crucial in evaluating our global energy impact and future sustainability targets.
Milliwatt-hours | Gigawatt-hours |
---|---|
0
mWh
|
0
GWh
|
1000
mWh
|
1e-9
GWh
|
2000
mWh
|
2e-9
GWh
|
3000
mWh
|
3e-9
GWh
|
4000
mWh
|
4e-9
GWh
|
5000
mWh
|
5e-9
GWh
|
6000
mWh
|
6e-9
GWh
|
7000
mWh
|
7e-9
GWh
|
8000
mWh
|
8e-9
GWh
|
9000
mWh
|
9e-9
GWh
|
10000
mWh
|
1e-8
GWh
|
11000
mWh
|
1.1e-8
GWh
|
12000
mWh
|
1.2e-8
GWh
|
13000
mWh
|
1.3e-8
GWh
|
14000
mWh
|
1.4e-8
GWh
|
15000
mWh
|
1.5e-8
GWh
|
16000
mWh
|
1.6e-8
GWh
|
17000
mWh
|
1.7e-8
GWh
|
18000
mWh
|
1.8e-8
GWh
|
19000
mWh
|
1.9e-8
GWh
|
20000
mWh
|
2e-8
GWh
|
21000
mWh
|
2.1e-8
GWh
|
22000
mWh
|
2.2e-8
GWh
|
23000
mWh
|
2.3e-8
GWh
|
24000
mWh
|
2.4e-8
GWh
|
25000
mWh
|
2.5e-8
GWh
|
26000
mWh
|
2.6e-8
GWh
|
27000
mWh
|
2.7e-8
GWh
|
28000
mWh
|
2.8e-8
GWh
|
29000
mWh
|
2.9e-8
GWh
|
30000
mWh
|
3e-8
GWh
|
31000
mWh
|
3.1e-8
GWh
|
32000
mWh
|
3.2e-8
GWh
|
33000
mWh
|
3.3e-8
GWh
|
34000
mWh
|
3.4e-8
GWh
|
35000
mWh
|
3.5e-8
GWh
|
36000
mWh
|
3.6e-8
GWh
|
37000
mWh
|
3.7e-8
GWh
|
38000
mWh
|
3.8e-8
GWh
|
39000
mWh
|
3.9e-8
GWh
|
40000
mWh
|
4e-8
GWh
|
41000
mWh
|
4.1e-8
GWh
|
42000
mWh
|
4.2e-8
GWh
|
43000
mWh
|
4.3e-8
GWh
|
44000
mWh
|
4.4e-8
GWh
|
45000
mWh
|
4.5e-8
GWh
|
46000
mWh
|
4.6e-8
GWh
|
47000
mWh
|
4.7e-8
GWh
|
48000
mWh
|
4.8e-8
GWh
|
49000
mWh
|
4.9e-8
GWh
|
50000
mWh
|
5e-8
GWh
|
51000
mWh
|
5.1e-8
GWh
|
52000
mWh
|
5.2e-8
GWh
|
53000
mWh
|
5.3e-8
GWh
|
54000
mWh
|
5.4e-8
GWh
|
55000
mWh
|
5.5e-8
GWh
|
56000
mWh
|
5.6e-8
GWh
|
57000
mWh
|
5.7e-8
GWh
|
58000
mWh
|
5.8e-8
GWh
|
59000
mWh
|
5.9e-8
GWh
|
60000
mWh
|
6e-8
GWh
|
61000
mWh
|
6.1e-8
GWh
|
62000
mWh
|
6.2e-8
GWh
|
63000
mWh
|
6.3e-8
GWh
|
64000
mWh
|
6.4e-8
GWh
|
65000
mWh
|
6.5e-8
GWh
|
66000
mWh
|
6.6e-8
GWh
|
67000
mWh
|
6.7e-8
GWh
|
68000
mWh
|
6.8e-8
GWh
|
69000
mWh
|
6.9e-8
GWh
|
70000
mWh
|
7e-8
GWh
|
71000
mWh
|
7.1e-8
GWh
|
72000
mWh
|
7.2e-8
GWh
|
73000
mWh
|
7.3e-8
GWh
|
74000
mWh
|
7.4e-8
GWh
|
75000
mWh
|
7.5e-8
GWh
|
76000
mWh
|
7.6e-8
GWh
|
77000
mWh
|
7.7e-8
GWh
|
78000
mWh
|
7.8e-8
GWh
|
79000
mWh
|
7.9e-8
GWh
|
80000
mWh
|
8e-8
GWh
|
81000
mWh
|
8.1e-8
GWh
|
82000
mWh
|
8.2e-8
GWh
|
83000
mWh
|
8.3e-8
GWh
|
84000
mWh
|
8.4e-8
GWh
|
85000
mWh
|
8.5e-8
GWh
|
86000
mWh
|
8.6e-8
GWh
|
87000
mWh
|
8.7e-8
GWh
|
88000
mWh
|
8.8e-8
GWh
|
89000
mWh
|
8.9e-8
GWh
|
90000
mWh
|
9e-8
GWh
|
91000
mWh
|
9.1e-8
GWh
|
92000
mWh
|
9.2e-8
GWh
|
93000
mWh
|
9.3e-8
GWh
|
94000
mWh
|
9.4e-8
GWh
|
95000
mWh
|
9.5e-8
GWh
|
96000
mWh
|
9.6e-8
GWh
|
97000
mWh
|
9.7e-8
GWh
|
98000
mWh
|
9.8e-8
GWh
|
99000
mWh
|
9.9e-8
GWh
|
100000
mWh
|
1e-7
GWh
|
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