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Unverified90% confidenceDecision RuleTime unknown

USB无线网卡选WiFi6（AX）需确认路由器也支持WiFi6，否则速率回落到WiFi5水平，两端不匹配无法发挥

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UnverifiedWiFi标准需向下匹配主路由：若主路由仅WiFi5(AC)，购买WiFi6扩展器无法提升到WiFi6速率，扩展器与终端间可能是WiFi6但整体受限于最弱链路84% similar UnverifiedWiFi标准需与终端和主路由匹配，若主路由是WiFi5(AC)，买WiFi6扩展器无法提升到主路由未支持的速率，只能享受WiFi6在多设备并发上的调度优化，单纯为标准溢价升级意义有限83% similar UnverifiedWiFi 6便携路由在多设备并发下延迟和稳定性优于WiFi 5，但便携机型天线增益小，穿墙能力不因WiFi 6提升，室内穿墙看的是发射功率而非协议版本82% similar UnverifiedUSB无线网卡想跑满WiFi6（AX）实际速率需支持160MHz频宽和USB3.0接口，仅标WiFi6但用USB2.0接口的产品实际速率远低于宣传值81% similar UnverifiedWiFi 6E相比WiFi 6的核心优势是6GHz频段几乎无干扰，在密集住宅/公寓（周围WiFi多）延迟稳定性提升明显，独栋或信号干净环境WiFi 6已足够79% similar

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