CellBench

LG HG2 vs Molicel P28A

Side-by-side comparison of LG INR18650-HG2 (18650) and Molicel INR18650-P28A (18650)

Specifications
LG INR18650-HG2Molicel INR18650-P28A
Capacity3000 mAh2800 mAh
Nom. Voltage3.6 V3.6 V
Max Current20 A35 A
Weight48 g46 g
Energy10.8 Wh10.1 Wh
Energy Density225 Wh/kg219 Wh/kg
Form Factor1865018650
Typical R_int24.2 mOhm22.0 mOhm
Discharge Curves
Rate:

Showing 10A discharge rate for both cells

Internal Resistance @ 50% SOC
CurrentLG INR18650-HG2Molicel INR18650-P28A
0.56A22.0
0.6A24.2
2.8A20.0
3.0A22.0
10.0A20.919.0
20.0A20.218.4
30.0A18.0

Values in mΩ. Bold = lowest resistance at that current.

Summary

The LG HG2 offers 7% more capacity (3000 vs 2800 mAh). The Molicel P28A supports higher continuous discharge (35A vs 20A), making it better for high-drain applications. The LG HG2 has better energy density (225 vs 219 Wh/kg). The Molicel P28A is lighter at 46g.