Wi-Fi 8: The next leap in wireless connectivity

Wi-Fi 8 is the next-generation wireless standard, developed under the IEEE 802.11bn initiative known as Ultra High Reliability (UHR). It’s designed to elevate Wi-Fi performance—making connections faster, more responsive, and more robust. Qualcomm Technologies is actively contributing to this effort, helping shape a future where Wi-Fi delivers seamless mobility, consistent low-latency, and dependable connectivity across even the most demanding environments.

Ultra-High Reliability in Wi-Fi 8 means consistently delivering low-latency, high-throughput connectivity—targeting the most challenging real-world conditions previous Wi-Fi generations couldn’t address. It’s about maintaining strong, stable performance across dense networks, at the edge of coverage, and while devices are on the move—making Wi-Fi 8 dependable for mission-critical and immersive applications.

Wi-Fi 8 is currently progressing through the IEEE802.11bn standardization process. The standard will continue to evolve, with final IEEE approval expected in 2028. Certified products based on Wi-Fi 8 are expected to emerge around the time of Wi-Fi Alliance certification, which is currently projected for January 2028.

Wi-Fi 8 is developed by the IEEE 802.11bn Task Group with global participation from leading tech companies across the Wi-Fi ecosystem. In parallel, the Wi-Fi Alliance is preparing for a certification program to ensure that Wi-Fi 8 devices meet interoperability requirements and are ready for commercial deployment. Qualcomm Technologies is a key contributor—actively shaping the IEEE standard and participating in Wi-Fi Alliance efforts to drive innovation and ensure broad industry readiness.

Yes, Wi-Fi 8 will be fully backward compatible with Wi-Fi 7 and earlier generations. This is a foundational principle of Wi-Fi evolution, ensuring that consumers and enterprises can adopt new technologies without disrupting existing infrastructure or device ecosystems. As Wi-Fi 8-enabled devices and access points enter the market, users will benefit from enhanced performance and reliability while maintaining interoperability with billions of devices already in use.

Wi-Fi 8 is designed to support growing device ecosystems, such as XR, wearables, health monitors and the rise of AI-driven systems that require reliable, low-latency connectivity for real-time intelligence. Whether embedded into smart environments, worn on the body, or powering autonomous machines, these systems depend on ultra-reliable connectivity to enable hybrid inference across device and cloud. The fusion of local and distributed AI is becoming central to how we live, work, and interact—and it’s precisely the kind of dynamic, high-performance environment Wi-Fi 8 is built to support.

The IEEE scope document that guides the development of the standard outlines a clear goal: to make Wi-Fi connections faster, more responsive and more robust in challenging network environments. According to the IEEE scope document, Wi-Fi 8 will introduce:

• Up to 25% higher throughput in challenging signal conditions.
• Up to 25% lower latency at the 95th percentile of the latency distribution.
• Up to 25% fewer dropped packets during transitions between access points.

These enhancements are designed to benefit real-world scenarios—like dense networks, mobile environments, and next-gen applications—where consistent performance is critical.

Wi-Fi 8 builds directly on the innovations of Wi-Fi 7. Wi-Fi 7 (802.11be) redefined high-performance with multi-gigabit speeds, low latency and transformative features like ultra-wide 320 MHz channels, 4K QAM modulation, and Multi-Link Operation (MLO), which allowed devices to use multiple bands simultaneously for faster connections. Wi-Fi 8 improves performance further by introducing advancements in the physical (PHY) and medium access control (MAC) layers.

Key PHY upgrades include:

• Enhanced Long Range (ELR): Stronger uplink coverage
• Improved LDPC coding: Better error correction
• Unequal modulation per stream: Higher throughput
• New MCS levels & DRU: Smarter rate adaptation and extended range

Key MAC upgrades include:

• Multi-AP coordination: Lower latency in dense networks and higher system throughput
• Seamless roaming: Faster handoffs
• Dynamic sub-band operation and Non primary channel access: Efficient spectrum use
• In-device coexistence: Reduced interference across radios

Wi-Fi 8 introduces a suite of innovations that allow multiple access points (APs) to work together intelligently, including Coordinated Spatial Reuse (which allows multiple APs to transmit simultaneously using the same channel without degrading performance); Coordinated Time Division Multiple Access (this allows APs to share transmission opportunities in a time-sliced manner); Coordinated Beamforming (which improves signal quality and enables more efficient use of shared spectrum); and Coordinated Restricted Target Wake Time (which schedules transmission windows to ensure predictable performance for latency-sensitive applications even in congested environments).

Higher throughput in dense deployments, lower and more deterministic latency, improved reliability and coverage, and a better user experience in managed spectrum environments.

Enhancements include Improved Low-Density Parity Check (LDPC) for better error correction, Enhanced Long Range (ELR) for improved coverage and reliability for devices at the edge of the network, Unequal Modulation (UEQM) to unlock higher performance in asymmetric or degraded signal conditions, Intermediate Modulation and Coding Schemes (MCS) for improving performance across a wider range of signal conditions, and Distributed Resource Units (DRU) for achieving range extension of low power client devices.

A Single Mobility Domain is a logical grouping of multiple APs (AP Multi-Link Device). Instead of disconnecting and re-authenticating when transitioning from one AP to another, the client remains continuously connected within the domain. Wi-Fi 8 enables this through a “make-before-break” roaming mechanism, which eliminates the “sticky client” problem, where devices cling to a weakening signal. The intended result is uninterrupted connectivity and consistent performance as users and devices move through coverage zones.

It reduces interference between Wi-Fi, Bluetooth, and UWB within a device by coordinating radio use, improving performance when multiple wireless systems share components that may otherwise lead to interference, dropped connections, or delays when one radio disrupts another. Wi-Fi 8’s smarter coexistence mechanisms allow devices to manage these overlaps.

Wi-Fi 8 introduces multiple innovations that significantly improve how wireless spectrum is utilized, including Dynamic Sub-band Operation (DSO), which improves spectrum utilization when narrowband devices (those operating at 20, 40 or 80 MHz) are present; and Non-Primary Channel Access (NPCA) which enables devices to transmit even when their primary channel suffers from interference, which improves spectral efficiency in congested deployments. Additionally, Coordinated Spatial Reuse (C-SR), allows APs to reuse spectrum intelligently by adjusting transmit power to minimize interference; and Coordinated Beamforming (Co-BF), which enables APs to steer antenna beams toward clients, focusing signal energy on intended devices while nulling interference, enhancing spectrum efficiency through directional transmission.