Milliwatts to Calories (mW → cal)

0.00023901

1.0000 mW = 0.00023901 cal

Formula

1 mW = 0.0002390057361376673 cal
CaloriesMilliwatts (Swap Units)

Conversion Table

mWcal
00
1.00000.00023901
2.00000.00047801
3.00000.00071702
4.00000.00095602
5.00000.0011950
6.00000.0014340
7.00000.0016730
8.00000.0019120
9.00000.0021511
10.0000.0023901
11.0000.0026291
12.0000.0028681
13.0000.0031071
14.0000.0033461
15.0000.0035851
16.0000.0038241
17.0000.0040631
18.0000.0043021
19.0000.0045411
mWcal
20.0000.0047801
21.0000.0050191
22.0000.0052581
23.0000.0054971
24.0000.0057361
25.0000.0059751
26.0000.0062141
27.0000.0064532
28.0000.0066922
29.0000.0069312
30.0000.0071702
31.0000.0074092
32.0000.0076482
33.0000.0078872
34.0000.0081262
35.0000.0083652
36.0000.0086042
37.0000.0088432
38.0000.0090822
39.0000.0093212
mWcal
40.0000.0095602
41.0000.0097992
42.0000.010038
43.0000.010277
44.0000.010516
45.0000.010755
46.0000.010994
47.0000.011233
48.0000.011472
49.0000.011711
50.0000.011950
51.0000.012189
52.0000.012428
53.0000.012667
54.0000.012906
55.0000.013145
56.0000.013384
57.0000.013623
58.0000.013862
59.0000.014101
mWcal
60.0000.014340
61.0000.014579
62.0000.014818
63.0000.015057
64.0000.015296
65.0000.015535
66.0000.015774
67.0000.016013
68.0000.016252
69.0000.016491
70.0000.016730
71.0000.016969
72.0000.017208
73.0000.017447
74.0000.017686
75.0000.017925
76.0000.018164
77.0000.018403
78.0000.018642
79.0000.018881

Milliwatts to Calories Conversion

Converting Milliwatts (mW) to Calories (cal) is a common energy and power conversion. 1 mW equals 0.000239 cal. For example, 100 mW is equal to 0.023901 cal.

Quick Mental Math: Milliwatts to Calories

For energy conversions, identify the unit scale difference in the prefix or definition.

Why is converting Milliwatts to Calories tricky?

Energy unit conversions involve non-linear factors across different measurement systems.

Quick Reference Values

1 mW = 0.000239 cal. 5 mW = 0.001195 cal. 10 mW = 0.00239 cal. 25 mW = 0.005975 cal. 50 mW = 0.01195 cal. 100 mW = 0.023901 cal.

What is Milliwatts?

Milliwatts (mW) is a unit of energy and power. The milliwatt is a unit of power equal to one-thousandth of a watt, or 0.001 watts. It measures the rate of energy transfer or conversion and is derived directly from the SI base unit watt, which equals one joule per second. Milliwatts are frequently used in electronics and telecommunications to measure low power outputs [bipm-si-brochure]. The watt was named after James Watt and standardized in the late 19th century during the development of the SI system. The milliwatt emerged as a convenient subdivision for low-power electronic devices and instrumentation [bipm-si-brochure]. Milliwatts are standard in electronics, laser devices, and radio communications worldwide. Regulatory agencies and manufacturers specify power levels of small devices, such as laser pointers and Bluetooth transmitters, using milliwatts [nist-si-guide].

What is Calories?

Calories (cal) is a unit of energy and power. The calorie (cal) is defined as exactly 4.184 joules. It quantifies the energy needed to raise the temperature of one gram of water by 1°C under standard conditions. The calorie is widely used in chemistry and nutrition to express energy content [bipm-si-brochure]. The calorie was introduced in the early 19th century by Nicolas Clément and standardized internationally in the 20th century. It was adopted for practical energy measurement in chemistry and food science before the joule became the SI unit [bipm-si-brochure]. Calories remain common in food labeling, nutrition, and chemistry worldwide. The dietary Calorie (kcal) is prevalent in the US, Europe, and many countries while scientific contexts prefer the joule [bipm-si-brochure].

Common Misspellings

People often search for this conversion using these alternate spellings: milliwatt, milwatt, milliwat, milwatts, calorie, cal, calory, calo. All of these refer to the Milliwatts to Calories conversion.

Common Conversions