Xiaomi has achieved a major milestone in mobile semiconductor development, with its book-style foldable, the Xiaomi 18 Fold, claiming first place on AnTuTu’s official global Android flagship performance leaderboard for September 2026 (via Gizmochina). Powered by Xiaomi’s proprietary in-house XRING O3 processor, the top-tier configuration demonstrated sustained computational throughput that surpassed all commercial third-party chipsets tested during the monthly evaluation window.
In-House Silicon Milestone and Flagship Leaderboard
The rankings represent real-world benchmark averages collected across verified testing runs between September 1 and September 30 utilizing AnTuTu version 12. Tested in its premium 16GB of LPDDR5X Ultra RAM and 1TB of UFS 4.1 storage configuration, the Xiaomi 18 Fold posted an average composite score of 4,620,886 points. This average places the device roughly 3.8 percent ahead of the second-ranked iQOO 16, which is powered by Qualcomm’s newly showcased Snapdragon 8 Elite Extreme Gen 6 mobile platform, and outpaces the Dimensity 9600 Pro-equipped Oppo Find X10 Pro Max by over five percent.
From an architectural standpoint, the Xiaomi 18 Fold combines an ultra-slim folding chassis with high-end hardware. The device centers on an 8.03-inch 2K inner LTPO OLED display with an adaptive 120Hz refresh rate, alongside a 6.56-inch FHD+ outer cover screen. Under the hood, the XRING O3 application processor integrates custom high-frequency CPU cores, an upgraded neural processing cluster for local generative tasks, and an enlarged three-dimensional vapor chamber cooling loop designed to mitigate thermal throttling. Photographic capabilities are backed by a Leica-tuned quad-camera array featuring a 50MP primary sensor with optical stabilization, a 50MP ultra-wide lens, a 50MP portrait telephoto, and a 50MP periscope telephoto shooter, powered by an expanded 5,800mAh silicon-carbon battery supporting 90W wired and 50W wireless fast charging.
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Top Flagship Performance: AnTuTu V12 Benchmark Leaderboard
Here is an overview of the top-performing smartphones and processors from AnTuTu’s official September 2026 flagship rankings, alongside the previous-generation foldable: Device & Hardware Configuration Processor Platform AnTuTu V12 Average Score Xiaomi 18 Fold (16GB RAM / 1TB Storage) Xiaomi XRING O3 (Proprietary Silicon) 4,620,886 points iQOO 16 (16GB RAM / 512GB Storage) Qualcomm Snapdragon 8 Elite Extreme Gen 6 4,449,925 points Honor Magic9 Pro Max (16GB RAM / 1TB Storage) Qualcomm Snapdragon 8 Elite Extreme Gen 6 4,435,489 points Xiaomi 18 Pro Max (16GB RAM / 1TB Storage) Qualcomm Snapdragon 8 Elite Extreme Gen 6 4,395,919 points Oppo Find X10 Pro Max (16GB RAM / 1TB Storage) MediaTek Dimensity 9600 Pro (2nm) 4,385,161 points RedMagic 11S Pro+ (16GB RAM / 512GB Storage) Qualcomm Snapdragon 8 Elite Gen 5 4,344,022 points Xiaomi Mix Fold 4 (Predecessor Baseline) Qualcomm Snapdragon 8 Gen 3 Approx. 2,150,000 points
Market Availability and Commercial Outlook
The Xiaomi 18 Fold is currently retailed in China starting at CNY 10,999 for the 12GB RAM and 256GB storage tier, scaling to CNY 14,999 for the chart-topping 16GB RAM and 1TB edition. While global release plans for the XRING O3-powered foldable remain unannounced, the underlying silicon architecture provides a preview of future hardware planned for international releases through the Xiaomi Official Store.
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