iQOO X Unveiled: A Smartphone With a 15,000mAh Battery

When was the last time a smartphone made you rethink a full week away from the charger? iQOO just teased a concept that does exactly that.

The company lifted the curtain on the iQOO X, a prototype built around a gargantuan 15,000mAh battery. That’s not a typo. The idea is simple: radically extended runtime without chaining users to power banks. Short commutes. Long flights. Multiple days off-grid.

This battery promises days — not hours — of use.

Under the hood, iQOO pairs that mammoth power source with an unannounced Snapdragon 8 Elite Gen 10 Pro-class chipset, tuned for demanding workloads and high-frame-rate gaming. Engineers say the platform will balance performance and efficiency so the phone can handle heavy apps while squeezing every amp-hour out of the pack.

Design posed the real challenge. A battery this large can easily turn a handset into a brick. So the team focused on ergonomics: careful internal layout, component stacking, and material choices aimed at keeping thickness and grip within usable limits. The result appears to be a concept that feels like an honest compromise between endurance and everyday handling.

iQOO hasn’t committed to a shipping date. Nor has it finalized the version of the chipset powering the final product. If it does reach retail, the brand hints at a starting price north of $1,000. That price would place the X in premium territory, but its selling point is clear—battery life that upends current expectations.

• Battery: 15,000mAh (concept)
• Processor: unannounced Snapdragon 8 Elite Gen 10 Pro-class chip
• Focus: gaming and heavy workloads optimization
• Ergonomics: design tuned to limit thickness despite large battery
• Price (rumored): starting around $1,000 if released

Whether iQOO turns this concept into a mass-market model or a niche endurance marvel, the X forces a simple question on the table: what will manufacturers sacrifice next to keep pushing battery life forward?