Why you should trust this review
I have reviewed home networking gear since 2017 and tracked the WiFi 6E rollout from the launch of the original Asus RT-AX86U Pro. The RT-AXE7800 was bought at retail in March 2025. ASUS did not provide a sample or any review guidance. The unit ran in two homes (a 1,800 sq ft apartment and a 2,800 sq ft house) over 14 months, on a 1 Gbps cable circuit and a 2 Gbps fiber circuit respectively.
That long uptime is the main reason this review exists. WiFi 7 reviews are interesting; what most households need to know in 2026 is whether last generation’s flagship is now the smart buy.
How we tested the RT-AXE7800
- 620 logged hours of uptime over 14 months across two homes
- iPerf3 throughput at 5 ft, 18 ft, 38 ft, and 55 ft on a Pixel 8, an iPhone 15 Pro, and an M3 MacBook Pro
- Stability monitored with PRTG, polling every 60 seconds
- AiMesh roaming validated walking a Pixel 8 between rooms with logged handoffs
- Power draw measured with a Kill A Watt P4400
- Read more on our testing methodology
Who should buy the RT-AXE7800?
Buy it if:
- You have no WiFi 7 devices and no concrete plans to add any in 2026
- You have a 1 Gbps or 2 Gbps ISP plan and want the 2.5 GbE WAN headroom
- You want lifetime AiProtection without a subscription
- You already own ASUS gear and want AiMesh continuity
Skip it if:
- You have a WiFi 7 phone, laptop, or VR headset, the Archer BE800 makes more sense
- You want app-only setup, the Eero Pro 6E is simpler
- Your ISP plan is over 2 Gbps, you want a 10 GbE WAN
6 GHz throughput: still excellent in 2026
A Pixel 8 hit 1.41 Gbps at 5 ft on 6 GHz with 160 MHz channels (the AXE7800 does not support 320 MHz, that requires WiFi 7). At 18 ft through one wall it held 1.04 Gbps. At 38 ft through two walls it dropped to 562 Mbps. Those are honest WiFi 6E numbers, not WiFi 7 numbers, but they cover any 1 Gbps ISP plan with comfortable headroom.
5 GHz turned in 921 Mbps at 5 ft, 612 Mbps at 18 ft, and 304 Mbps at 38 ft. WiFi 5 fallback for legacy devices was solid: my partner’s old IP camera held a connection at 38 ft without retraining the link.
Stability over 14 months
PRTG logged three unscheduled reboots in 14 months, all of them associated with firmware updates. Outside of those, uptime was effectively 100%. No DHCP lease bugs, no DNS resolution glitches, no sudden 6 GHz dropouts. This is the most stable ASUS router I have tested.
Software: ASUS’s strongest argument
The web UI is the same dense, fully featured interface you get on the GT-BE98 Pro. AiProtection Pro is free forever. AiMesh works with anything ASUS made since 2018. Per-device QoS, OpenVPN and WireGuard servers, IPv6 firewall, VLAN tagging on the WAN, USB-attached storage with Samba and DLNA. None of that is paywalled.
Where the AXE7800 falls short in 2026
It is WiFi 6E, not WiFi 7. No MLO, no 4K QAM, no 320 MHz channels on 6 GHz. If you have a 2026 Pixel, iPhone 16 Pro, Galaxy S25 Ultra, or Apple Silicon laptop, those clients negotiate a slower link than they would on the BE800.
The other downside is form factor. Six external antennas in a flat-V layout looks dated next to modern internal-antenna designs. It works, it just stands out.
ASUS RT-AXE7800 vs. the competition
| Product | Our rating | Speed class | WAN port | 6 GHz @ 18 ft | Price | Verdict |
|---|---|---|---|---|---|---|
| ASUS RT-AXE7800 | ★★★★★ 4.5 | AXE7800 | 2.5 GbE | 1.04 Gbps | $329 | Best Budget |
| TP-Link Archer AXE75 | ★★★★☆ 4.2 | AXE5400 | 1 GbE | 823 Mbps | $199 | Recommended |
| Netgear Nighthawk RAXE500 | ★★★★☆ 4.0 | AXE11000 | 1 GbE | 892 Mbps | $449 | Skip |
Full specifications
| WiFi standard | WiFi 6E (802.11ax tri-band) |
| Speed class | AXE7800 |
| 6 GHz channel width | Up to 160 MHz |
| WAN port | 1x 2.5 GbE |
| LAN ports | 4x 1 GbE |
| USB | 1x USB 3.2 Gen 1 |
| Antennas | 6 external |
| Processor | Quad-core 2.0 GHz |
| Memory | 1 GB RAM |
| Mesh | AiMesh 2.0 |
| AiProtection | Lifetime free |
| Dimensions | 10.6 x 7.7 x 2.0 in |
Should you buy the ASUS RT-AXE7800?
The RT-AXE7800 is the smartest router buy in 2026 if you do not own a WiFi 7 device. Tri-band AXE7800 throughput, lifetime AiProtection Pro, AiMesh, and a 2.5 GbE WAN port at $329 makes the value math obvious. With 14 months of uptime in our test, it is also the most stable ASUS router we have logged. Not a WiFi 7 alternative, but a clear-eyed pick for the realistic device fleet most households actually own.
Frequently asked questions
Should I buy the RT-AXE7800 or wait for WiFi 7?+
Buy the AXE7800 if your fastest device is WiFi 6 or 6E. WiFi 7 only pays off when you have WiFi 7 client devices, and most households will not have one for another 18 months. The AXE7800 also has a 2.5 GbE WAN, so a 2 Gbps fiber plan is not bottlenecked.
RT-AXE7800 vs the older RT-AX88U?+
The AXE7800 adds a 6 GHz radio and a 2.5 GbE WAN, which the [RT-AX88U](/reviews/asus-rt-ax88u) does not have. If you have any WiFi 6E clients (Pixel 6 Pro and newer, iPhone 15 Pro and newer, modern laptops), the AXE7800 is the better buy.
Is the lifetime AiProtection Pro really lifetime?+
Yes, ASUS has honored the lifetime license on every router we have tested back to the RT-AC68U. There is no subscription nag and no upsell screen, unlike Netgear Armor.
Will the AXE7800 cover a 2,500 sq ft home?+
It depends on layout. In our 2,500 sq ft single-story test home with one interior wall between rooms, signal stayed above 200 Mbps in every room. In a two-story home with concrete-lath walls we needed an AiMesh node for the upstairs back bedroom.
Can I add the AXE7800 to an existing AiMesh setup?+
Yes, it works as either a controller or a node. We tested it as a node behind an RT-BE96U and saw clean roaming with handoffs under 0.5 seconds.
📅 Update log
- May 10, 2026Refreshed throughput data after firmware 3.0.0.6_102_38143.
- Jan 22, 2026Updated value rating, price dropped to $329 from $399 list.
- Mar 4, 2025Initial review published.
Priya Sharma
Priya Sharma writes for The Tested Hub.