ASUS RT-BE55 Dual-Band WiFi 7 (802.11be) Smart AiMesh Extendable Router, 3600 Mbps, 2.5G Port, Up to 3 SSIDs for IoT Devices, Parental Controls & VPNs, Advanced Network Security vs TP-Link AX1800 WiFi 6 Router (Archer AX21) – Dual Band Wireless Internet, Gigabit, Easy Mesh, Works with Alexa - A Certified for Humans Device, Free Expert Support

Wi-Fi Standard and Speed Performance

The ASUS RT-BE55 delivers next-generation Wi-Fi 7 (802.11be) performance, while the TP-Link AX1800 operates on Wi-Fi 6 (802.11ax). This difference means the RT-BE55 supports advanced features like Multi-Link Operation (MLO) and 4K-QAM, enabling faster, more stable connections across multiple bands simultaneously. The RT-BE55 offers up to 3600 Mbps total speed across dual bands, a significant leap over the AX1800’s 1.8 Gbps peak bandwidth—comprising up to 1200 Mbps on 5 GHz and up to 574 Mbps on 2.4 GHz. While both routers support dual-band operation, only the RT-BE55 leverages the latest standard for improved efficiency and reduced latency, especially beneficial in high-density device environments.

Network Coverage and Mesh Expandability

The ASUS RT-BE55 uses AI-powered Smart AiMesh technology to extend coverage up to 2000 ft² with seamless integration into compatible ASUS routers, ensuring consistent signal strength throughout large homes. Its four internal antennas and high-power front-end modules are designed to eliminate dead zones. In contrast, the TP-Link AX1800 relies on Beamforming and four high-gain antennas to focus signals toward distant devices, offering strong coverage but without built-in mesh expandability. While the AX1800 provides reliable range, it lacks native mesh capabilities unless paired with additional TP-Link Easy Mesh-compatible units. The RT-BE55’s AI-driven mesh system is inherently more scalable and easier to manage for whole-home coverage.

Device Connectivity and IoT Management

Both routers support multiple connected devices, but the RT-BE55 stands out with its ability to establish up to three separate SSIDs—ideal for isolating smart home devices, guest users, and family members. This feature enhances security and network organization through Smart Home Master Network. The TP-Link AX1800 also supports parental controls and handles multiple devices via OFDMA technology, which improves efficiency when many devices are active. However, it does not specify support for multiple SSIDs beyond basic configurations. For users managing numerous IoT devices or requiring strict network segmentation, the RT-BE55 offers a more robust solution tailored to modern smart homes.

Security Features and Protection

The ASUS RT-BE55 includes commercial-grade AiProtection and 24/7 end-to-end network security, providing continuous monitoring and threat prevention. It also supports advanced VPNs, adding an extra layer of privacy for remote access and data encryption. The TP-Link AX1800 is certified under CISA’s Secure-by-Design pledge and includes built-in cybersecurity measures, along with support for OpenVPN and PPTP server functions. While both prioritize security, the RT-BE55’s comprehensive suite—including real-time protection and dedicated enterprise-level tools—offers a more proactive defense strategy compared to the AX1800’s foundational security model.

Wired Connectivity and Internet Backhaul

The ASUS RT-BE55 features a 2.5G Ethernet WAN port, allowing for faster wired internet backhaul and future-proofing against higher-speed broadband plans. This enables better performance when connecting to fiber or gigabit services. The TP-Link AX1800, by contrast, has standard Gigabit Ethernet ports, limiting wired speeds to 1 Gbps. For users with high-speed internet subscriptions or those planning to upgrade, the RT-BE55’s 2.5G port provides a tangible advantage in maintaining full bandwidth utilization. The AX1800 remains sufficient for most current broadband needs but lacks the headroom for emerging ultra-fast connections.

Price and Value Comparison

The ASUS RT-BE55 is priced at $129.99, while the TP-Link AX1800 costs $79.99—making the AX1800 about 38% cheaper upfront. Over the past 30 days, the AX1800 has averaged $54.47, indicating strong market demand and consistent value. The RT-BE55’s average price over the same period is $113.93, suggesting it holds premium pricing due to its newer Wi-Fi 7 technology. Despite the higher cost, the RT-BE55 justifies its price with future-ready features like Wi-Fi 7, 2.5G port, and multi-SSID support. For budget-conscious buyers, the AX1800 offers solid Wi-Fi 6 performance at a lower entry point.

Support and Brand Reliability

TP-Link markets itself as a global provider with a long-standing reputation since 1996, offering 2-year warranties and 24/7 technical support via phone. Its commitment to secure design through CISA certification adds credibility. The ASUS RT-BE55 benefits from ASUS’s reputation in high-performance networking hardware, backed by AI-driven security and mesh systems. Both brands provide expert support, but ASUS emphasizes continuous, automated protection with AiProtection, whereas TP-Link focuses on responsive human assistance. The AX1800 ranks #10 in bestseller rank, reflecting widespread adoption, while the RT-BE55 sits at #154—indicating broader market reach for the older standard despite its technological edge.

Which should you buy?

Choose the ASUS RT-BE55 if you want cutting-edge Wi-Fi 7 performance, future-proofing with a 2.5G port, and advanced network segmentation with up to three SSIDs—ideal for tech-savvy users with smart homes or high-bandwidth needs. Though priced at $129.99, it offers superior scalability and security. Opt for the TP-Link AX1800 if you need a reliable, affordable Wi-Fi 6 router with proven performance, strong customer support, and a lower upfront cost of $79.99—especially if your internet speed doesn’t exceed 1 Gbps and you don’t require mesh expansion. The AX1800 wins on value and accessibility, but the RT-BE55 leads in innovation and long-term capability.