The end of 2025 could be the time when flagships with truly mammoth battery capacities start arriving. While Samsung has persisted with 5,000 mAh for years, the Xiaomi 16 Pro Vivo X300 Pro and Oppo Find X9 Pro are all expected to blow past the Galaxy S25 Ultra with at least 40% larger batteries.https://www.notebookcheck.net/Xiaomi-16-Pro-Oppo-Find-X9-Pro-and-Vivo-X300-Pro-all-tipped-to-surpass-Samsung-Galaxy-S26-Ultra-with-giant-batteries.1008087.0.html
It's called 'raking in profits by the margin' better yet increment profits by offering little upgrade. They're doing the upgrade small small.