So This is Peak Smartphone

TL;DR

The Oppo Find X9 Ultra proves peak slab phone is nearly achieved across all pillars except cameras, which physics prevents from fully replacing dedicated cameras.

Key Points

• 1.Peak slab phone is defined by five pillars. Display, battery, build, performance, and cameras — and in 2026, four of the five are essentially solved, with flagships checking each box convincingly.
• 2.The Oppo Find X9 Ultra is the most extreme flagship tested. It features a Snapdragon 8 Elite Gen 5, 7,000 mAh silicon-carbon battery, 6.8-inch OLED, and five rear cameras including a 200MP main and a 200MP 3x telephoto — the largest of each ever seen in a phone.
• 3.Silicon-carbon batteries have effectively solved the battery problem. Average flagship capacity jumped from 5,000 to 6,000+ mAh in months, with the X9 Ultra delivering two-day battery life for typical users, plus 100W wired and 50W wireless charging.
• 4.The camera watermark — matching a dedicated camera — can never fully be won due to physics. Smartphone cameras excel at versatility and minimizing missed shots via computational photography, but the Hasselblad X2D Mark II comparison shows they are fundamentally opposite tools.
• 5.Lens attachments like OPPO's Hasselblad and Vivo's Zeiss accessories push boundaries but remain novelties. A specialized case, lens, battery grip, and two-stage shutter can capture 400mm shots on a phone, yet it still mimics rather than replaces a real camera system.