1,013 Wh Is How Many mAh?

Quick Answer: 1,013 Wh = 273,783.78 mAh (at 3.7V Li-ion)

Watt-hours
=
Milliamp-hours
Auto-fills voltage
Nominal battery voltage
Conversion Result
1,013 Wh = 273,783.78 mAh

At 3.7V nominal voltage

1,013 Wh = 273,783.78 mAh

Step-by-step:

  1. Formula: mAh = Wh × 1,000 / V
  2. 1,013 × 1,000 / 3.7 = 273,783.78 mAh

Similar Wh to mAh Conversions

Values close to 1,013 Wh (at 3.7V):

Wh mAh (at 3.7V)
763 Wh 206,216.22 mAh
813 Wh 219,729.73 mAh
863 Wh 233,243.24 mAh
913 Wh 246,756.76 mAh
963 Wh 260,270.27 mAh
1,013 Wh 273,783.78 mAh
1,063 Wh 287,297.3 mAh
1,113 Wh 300,810.81 mAh
1,163 Wh 314,324.32 mAh
1,213 Wh 327,837.84 mAh
1,263 Wh 341,351.35 mAh

See Also

Frequently Asked Questions

How many mAh is 1,013 Wh?

1,013 Wh equals 273,783.78 mAh at 3.7V (Li-ion nominal voltage). The mAh value changes with different voltages.

How do I convert 1,013 Wh to mAh?

Use the formula: mAh = Wh × 1,000 / V. At 3.7V: 1,013 × 1,000 / 3.7 = 273,783.78 mAh.

Does 1,013 Wh equal the same mAh at every voltage?

No. Higher voltage means fewer mAh for the same Wh. Use the calculator above to try different voltages.

Formula: mAh = Wh × 1,000 / V. Results assume nominal battery voltage.

Conversion factors verified against NIST, BIPM Based on SI definitions (BIPM). Last reviewed: March 2026
Tiago Fernandes Reviewed by Tiago Fernandes