CellBench

Sanyo UR18650NSX vs Sony VTC6

Side-by-side comparison of Sanyo UR18650NSX (18650) and Sony US18650VTC6 (18650)

Specifications
Sanyo UR18650NSXSony US18650VTC6
Capacity2600 mAh3000 mAh
Nom. Voltage3.6 V3.6 V
Max Current30 A30 A
Weight44 g46.6 g
Energy9.4 Wh10.8 Wh
Energy Density213 Wh/kg232 Wh/kg
Form Factor1865018650
Typical R_int17.0 mOhm26.0 mOhm
Discharge Curves
Rate:

Showing 5A discharge rate for both cells

Internal Resistance @ 50% SOC
CurrentSanyo UR18650NSXSony US18650VTC6
0.2A17.026.0
0.5A17.026.0
1.0A24.532.5
2.0A27.233.4
3.0A26.832.8
5.0A25.329.1
7.0A23.927.3
10.0A22.424.8
15.0A20.622.1
20.0A19.520.8
30.0A18.219.3

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

Summary

The Sony VTC6 offers 15% more capacity (3000 vs 2600 mAh). The Sony VTC6 has better energy density (232 vs 213 Wh/kg). The Sanyo UR18650NSX is lighter at 44g.