小米和华为秋季旗舰发布会定档同日9月7日，但时间错开。1华为HarmonyOS 7和HUAWEI Mate XT 2发布会安排在下午14:30，1而小米秋季旗舰新品发布会则定在晚间7点。2小米发布会将推出澎程系列新车、小米18 Fold折叠屏手机和小米平板9 Pro Max，2三款产品将首发搭载玄戒O3 AI旗舰处理器。2
有爆料称华为Mate 90系列年度旗舰手机计划提前登场。1该系列将搭载基于逻辑折叠技术的新麒麟芯片，相比传统2D设计在晶体管密度、能效和频率方面均有显著提升，1其中晶体管密度提升53.5%至238 MTr/mm²，P核能效提升41%，峰值频率提升12.7%。1
小米玄戒O3处理器性能指标亮眼，安兔兔跑分达到522万分，2成为首个突破500万分的旗舰SoC，2性能较前代提升60%。2处理器在GPU性能提升85%的同时实现功耗降低64%，2并搭载200TOPS张量算力的NPU，端侧AI性能提升45%。2澎程系列中，N90 Max预售价29.99万元，2CLTC纯电续航464公里、综合续航1705公里、0-100公里/小时加速时间5.9秒；2N70 Max预售价25.99万元，2CLTC纯电续航505公里、综合续航1461公里。2
Xiaomi and Huawei have scheduled their autumn flagship product launches for September 7, 2024, creating a rare scheduling overlap for the two Chinese tech giants.1 Xiaomi's event will take place in the evening at 7 p.m., while Huawei's HarmonyOS 7 and Mate XT 2 presentation is set for 2:30 p.m. the same day.1
Xiaomi will unveil its Pengcheng vehicle series, including the N70 Pro, N70 Max, and N90 Max models, alongside the Mi 18 Fold foldable phone and Mi Pad 9 Pro Max tablet.2 All three product categories will debut the Xuanqi O3 AI flagship processor, Xiaomi's high-end chip that achieved an AnTuTu score of 5.22 million points, making it the first mainstream processor to surpass the 5 million threshold.2 The O3 features 60% improved performance over its predecessor, 85% enhanced GPU performance, and 64% reduced power consumption, along with support for LPDDR6 memory with a bandwidth of 113.8 GB/s.2 The chip also integrates 200 TOPS tensor computing and 3.13 TFLOPS vector computing capabilities optimized for edge AI applications.2 The Pengcheng N90 Max carries a pre-order price of 299,900 yuan with a CLTC-rated pure electric range of 464 kilometers and combined range of 1,705 kilometers, achieving 0-100 km/h acceleration in 5.9 seconds.2 The N70 Max is priced at 259,900 yuan with a 505-kilometer pure electric range.2
Meanwhile, reports suggest Huawei plans an early launch of its Mate 90 series flagship smartphone, equipped with a new Kirin processor featuring enhanced specifications.1 The updated Kirin chip demonstrates a 53.5% increase in transistor density reaching 238 MTr/mm², 41% improvement in P-core energy efficiency, and 12.7% higher peak frequency compared to traditional 2D designs.1 The chip employs logic folding technology to achieve these gains.1
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