dBm to Watts Formula Conversion Calculator is an online conversion tool to convert power in decibel-milliwatts to power in watts.
List of Contents
Formula to Calculate watts from dBM
P(W) = 1W ⋅ 10(P(dBM)/10) / 1000 = 10((P(dBm)– 30) / 10)
Solved Examples
Example 1: Convert 30 dBm to watts
dBM to Watts Chart
dBM to Watts Converin Chart
| dBM | Watts |
|---|---|
| 1000 dBM | 1E+97 Watts |
| 900 dBM | 1E+87 Watts |
| 800 dBM | 1E+77 Watts |
| 700 dBM | 1E+67 Watts |
| 600 dBM | 1E+57 Watts |
| 500 dBM | 1E+47 Watts |
| 400 dBM | 1E+37 Watts |
| 300 dBM | 1E+27 Watts |
| 200 dBM | 100000000000000000 Watts |
| 100 dBM | 10000000 Watts |
| 90 dBM | 1000000 Watts |
| 80 dBM | 100000 Watts |
| 70 dBM | 10000 Watts |
| 60 dBM | 1000 Watts |
| 50 dBM | 100 Watts |
| 45 dBM | 31.6227766016838 Watts |
| 40 dBM | 10 Watts |
| 35 dBM | 3.16227766016838 Watts |
| 30 dBM | 1 Watts |
| 29 dBM | 0.794328234724282 Watts |
| 28 dBM | 0.630957344480193 Watts |
| 27 dBM | 0.501187233627273 Watts |
| 26 dBM | 0.398107170553498 Watts |
| 25 dBM | 0.316227766016838 Watts |
| 24 dBM | 0.251188643150958 Watts |
| 23 dBM | 0.199526231496888 Watts |
| 22 dBM | 0.158489319246112 Watts |
| 21 dBM | 0.125892541179417 Watts |
| 20 dBM | 0.1 Watts |
| 19 dBM | 0.0794328234724282 Watts |
| 18 dBM | 0.0630957344480194 Watts |
| 17 dBM | 0.0501187233627272 Watts |
| 16 dBM | 0.0398107170553498 Watts |
| 15 dBM | 0.0316227766016838 Watts |
| 14 dBM | 0.0251188643150958 Watts |
| 13 dBM | 0.0199526231496888 Watts |
| 12 dBM | 0.0158489319246111 Watts |
| 11 dBM | 0.0125892541179417 Watts |
| 10 dBM | 0.01 Watts |
| 9 dBM | 0.00794328234724282 Watts |
| 8 dBM | 0.00630957344480193 Watts |
| 7 dBM | 0.00501187233627272 Watts |
| 6 dBM | 0.00398107170553497 Watts |
| 5 dBM | 0.00316227766016838 Watts |
| 4 dBM | 0.00251188643150958 Watts |
| 3 dBM | 0.00199526231496888 Watts |
| 2 dBM | 0.00158489319246111 Watts |
| 1 dBM | 0.00125892541179417 Watts |
| 0 dBM | 0.001 Watts |
| -1 dBM | 0.000794328234724282 Watts |
| -2 dBM | 0.000630957344480193 Watts |
| -3 dBM | 0.000501187233627272 Watts |
| -4 dBM | 0.000398107170553497 Watts |
| -5 dBM | 0.000316227766016838 Watts |
| -6 dBM | 0.000251188643150958 Watts |
| -7 dBM | 0.000199526231496888 Watts |
| -8 dBM | 0.000158489319246111 Watts |
| -9 dBM | 0.000125892541179417 Watts |
| -10 dBM | 0.0001 Watts |
| -11 dBM | 7.94328234724281E-05 Watts |
| -12 dBM | 6.30957344480193E-05 Watts |
| -13 dBM | 5.01187233627272E-05 Watts |
| -14 dBM | 3.98107170553497E-05 Watts |
| -15 dBM | 3.16227766016838E-05 Watts |
| -16 dBM | 2.51188643150958E-05 Watts |
| -17 dBM | 1.99526231496888E-05 Watts |
| -18 dBM | 1.58489319246111E-05 Watts |
| -19 dBM | 1.25892541179417E-05 Watts |
| -20 dBM | 0.00001 Watts |
| -21 dBM | 7.94328234724281E-06 Watts |
| -22 dBM | 6.30957344480193E-06 Watts |
| -23 dBM | 5.01187233627272E-06 Watts |
| -24 dBM | 3.98107170553497E-06 Watts |
| -25 dBM | 3.16227766016838E-06 Watts |
| -26 dBM | 2.51188643150958E-06 Watts |
| -27 dBM | 1.99526231496888E-06 Watts |
| -28 dBM | 1.58489319246111E-06 Watts |
| -29 dBM | 1.25892541179417E-06 Watts |
| -30 dBM | 0.000001 Watts |
| -35 dBM | 3.16227766016838E-07 Watts |
| -40 dBM | 0.0000001 Watts |
| -45 dBM | 3.16227766016837E-08 Watts |
| -50 dBM | 0.00000001 Watts |
| -60 dBM | 0.000000001 Watts |
| -70 dBM | 0.0000000001 Watts |
| -80 dBM | 0.00000000001 Watts |
| -90 dBM | 0.000000000001 Watts |
| -100 dBM | 0.0000000000001 Watts |
| -200 dBM | 1E-23 Watts |
| -300 dBM | 1E-33 Watts |
| -400 dBM | 1E-43 Watts |
| -500 dBM | 1E-53 Watts |
| -600 dBM | 1E-63 Watts |
| -700 dBM | 1E-73 Watts |
| -800 dBM | 1E-83 Watts |
| -900 dBM | 1E-93 Watts |
| -1000 dBM | 1E-103 Watts |