. . . we compared it with some of the other important
. . . residential home battery pack solutions.
They all offer stackable/modular solutions,
. . . to increase the power output or energy capacity of their respective system,
but when you compare the base version of each solution,
. . . it becomes clear that Tesla has a significant energy capacity, and cost advantage:
10-31-2916 Source: Tesla Powerwall 2 has no competition