804 Wh Is How Many mAh?

Quick Answer: 804 Wh = 217,297.3 mAh (at 3.7V Li-ion)

Watt-hours
=
Milliamp-hours
Auto-fills voltage
Nominal battery voltage
Conversion Result
804 Wh = 217,297.3 mAh

At 3.7V nominal voltage

804 Wh = 217,297.3 mAh

Step-by-step:

  1. Formula: mAh = Wh × 1,000 / V
  2. 804 × 1,000 / 3.7 = 217,297.3 mAh

Similar Wh to mAh Conversions

Values close to 804 Wh (at 3.7V):

Wh mAh (at 3.7V)
554 Wh 149,729.73 mAh
604 Wh 163,243.24 mAh
654 Wh 176,756.76 mAh
704 Wh 190,270.27 mAh
754 Wh 203,783.78 mAh
804 Wh 217,297.3 mAh
854 Wh 230,810.81 mAh
904 Wh 244,324.32 mAh
954 Wh 257,837.84 mAh
1,004 Wh 271,351.35 mAh
1,054 Wh 284,864.86 mAh

See Also

Frequently Asked Questions

How many mAh is 804 Wh?

804 Wh equals 217,297.3 mAh at 3.7V (Li-ion nominal voltage). The mAh value changes with different voltages.

How do I convert 804 Wh to mAh?

Use the formula: mAh = Wh × 1,000 / V. At 3.7V: 804 × 1,000 / 3.7 = 217,297.3 mAh.

Does 804 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