Samsung’s Mammoth 20,000mAh Silicon-Carbon (Si/C) Smartphone Battery Fails At 960 Cycles
Samsung has remained very conservative in its experimentation in the smartphone battery department ever since the Note 7 fiasco back in 2016. However, this reluctance is now costing the South Korean behemoth dearly as Chinese OEMs increasingly take the initiative with monster silicon-carbon (Si/C) batteries. Against this relatively challenging backdrop, we reported towards the end of 2025 that Samsung had commenced and then abandoned its testing of a mammoth 20,000mAh silicon-carbon battery. Well, now we know a lot more about those failed tests as well as Samsung's ongoing testing of a smaller 18,000mAh battery, courtesy of a few leaked documents. Samsung's […]
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