On a business trip last month, i forgot to bring the recharge。
At 5:00 a. M., mobile phone power remained at 23 per cent. He was afraid to write his letters, to watch the video, to leave the map behind, and feared that he would not be able to hitch his car. The feeling of "crazy every 1% loss of electricity" is understood。
And then i saw this message: redmi is testing 10,000 mah batteries + 100w。
In 2010, the battery capacity of iphone 4 was 1420 mah. Fifteen years from now, we're about to usher in the "era of millennia."。
This is not technical. It is an arms race. The question is, do we really need this big battery? Or is the cell phone manufacturer "forced" in the book
In 1 015 years, the battery swelled seven times
In 2010, jobos said the continuation of iphone 4 was "one day enough". At that time, 1420 mah was enough -- small screens, few applications, four gs not universal, mobile phones are an advanced mp3。
In 2015, 3000 mah became the frame. The screen's here, the game's on fire, the video's on demand. The battery capacity doubled, not because of a technological breakthrough, but because it was "coated" by the size of the screen。
In 2020, 4,500-5,000 mah was mainstreamed. It's about to become a life-saving straw -- since the battery size is not up to speed, it's going to make you a little faster, a little less painful。
From 2024 to 2026, silicon negative polar technology matured。
It took only two years to move from a laboratory to a thousand. The theoretical capacity of the graphite negative poles is 372 mah/g, and the silicon negative poles jump directly to 4,200 mah/g - an entire 11-fold gap. And that's why mobile phone manufacturers suddenly play "twilight": it's not that they've become generous, it's that the technology threshold has been flattened。
Silicon negative polar technical principles
02 named war: blue sea, qinghai lake, glacier, big whale
Every manufacturer has to name a "poetry" for battery technology。
Mi is called the golden sand gang battery, vivo is called the blue sea battery, glorified with the blue sea lake, oppo is the glacier, plus a glacier battery
It's like selling mineral water, actually, it's the same thing: a silica negative pole。
Naming is essentially about differential anxiety — everybody uses supply chain technology, but not "like everyone else." so from "5400mah" to "6000mah" to "7000mah" the numbers became a new indicator of the arms race。
The good news is that the cost of the silicon negative pole is falling fast. Information from the it house indicates that the maximum capacity of the industry to deliver has reached 12,000 mah. What does that mean? Next year, a thousand milligrams of batteries on a thousand-dollar machine will be a match。
The price of storage increased at 03
Wang teng (formerly the general manager of the redmi brand) said that there was an increase in memory prices and layoffs in the industry。
It's not alarmist. Since the second half of 2025, the price of storage chips has continued to rise and the cost of lpdr5x and ufs 4. 0 has been rising. Oppo, plus one flagship aircraft had to follow the price adjustment and the cost pressure was passed directly to the consumer。
That's when the battery became the only breakthrough。
The chip is fixed by the highcom/doc, and the screen is fixed by samsung/kyoto oriental and stored by beauty/tristar — mobile phone manufacturers can control themselves, with only battery capacity. So, against the background of the price increase in storage, roll batteries became a "no choice but effective" differential strategy。
There are users in the comment section who say, "too expensive to store, there's only more rolls of batteries." "it's possible that the clouds will be stored."
Extra: hardware costs cannot be pressed, serviceability is the way forward. Now that everything's up, there's one thing that's gonna hold up the consumer's appetite, then fill up the batteries。
04|100w+10,000mah, can fish and bear palms both
The biggest concern for milli-an batteries is the slow charge. In the conventional sense, it could take two hours to charge 10,000 mah, and that fast-filled meaning was offset。
But the redmi test is 10,000 mah+100w fast-filled combinations。
A simple calculation: 100 w quick filling, theoretically 40-50 minutes can fill 10,000 mah. It's better than the experience of 5,000m ah with a 30w charge — double the capacity, but less time to charge。
Another concern is thickness and weight. But the increased energy density of the silicon negative pole is exactly the same as the pain. The size of the former 6,000 mah can now be plugged down by 8,000 mah; the thickness of the former 9 mm can now be pressed below 8 mm。
The vivo x300s reported by it house is an example - 7,100 mah batteries, 90w quick fill, 40w wireless charging, and a relatively light fuselage. The combination of 7500 mah batteries also proves that the road works。
It's not physical. It's psychological. Once it's crossed, the demand for “charged treasures” will decline dramatically。
Is this really "just needed"
To tell you the truth, 5,000mah is enough for most people。
It is the status quo that light users are chargeable every day and heavy users are chargeable twice a day. The goal of 100,000 mah is not "sufficient" but "safe sense of security"。
The mobile phone business is not just "just needed" but "good"。
Is 120 hz just needed? No, but it won't come back. Is 200 million pixels just needed? No, but the numbers are moving. The same goes for 100,000 mah — it does not deal with “not enough to continue”, but with “continuing anxiety”。
Have you ever experienced 80% electricity before going out and still panic? It's not a rational calculation. It's a conditional reflection. The value of the cells is to put an end to this anxiety -- so that you don't have to charge it for three days, so you don't have to charge the money for your business, so you don't have to shoot the video all day in the open。
This is psychologically "freedom" and more important than the actual number of renewals。
Suggested reference for currently listed battery capacity selection
Who is the beneficiary of the arms race
Of course consumers are winners. Routine anxiety ends and usage is redefined。
But for the industry, it's a survival strategy. Storage price increases, chip price increases, screen price increases - in the context of the overall increase in costs, batteries are the only selling point that can be “plus and not priced”. By leapfrogging battery capacity, manufacturers can maintain the narrative of "value for money" and hedge against price increases on other components。
And the future
12,000mah is on his way. Digital chat points reveal that the industry has reached this level of maximum yield availability. And then what? 15,000
Battery competitions don't end, only rhythm。
Future battery capacity projections
When 10,000 milles become a frame, the factory chambers find a new differential cut — possibly fast power, possibly battery lifetime, perhaps even more extreme light. But before that, enjoy the dividends of this "compulsory roll."。
After all, battery size is never bad for ordinary users。
