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Asus RT-AC86U router review

750 + 2167 Mbps
IEEE 802.11a/b/g/n/ac
Broadcom BCM4906 @ 1.8 GHz
512 MB / 256 MB

Asus introduced the RT-AC86U router in 2018. It is powered by Broadcom BCM4906 @ 1.8 GHz chipset, 512 MB of RAM, and 256 MB of flash memory.

Want to know if this Asus router stands out? Stay tuned for the answer!

Table of Contents

  • Asus RT-AC86U specifications
    • Body, dimensions, weight
    • System, chipset, RAM, flash, power supply
    • Network, protocols, WAN and LAN ports
    • Wireless, antennas, speed, security
    • Connectivity
    • Administration, user interface, login information
  • Verdict, Pros and Cons
  • Photos
  • Comparisons

Our personal experiences and opinions form the basis of this article. We aimed to share insights on a topic, and we hoped others would find it useful and inspirational. The specs below rely on official manufacturer data, but we also consider user reviews. If you noticed any mistakes or missing details about the Asus RT-AC86U, please let us know. Furthermore, we strive to deliver a thorough and precise overview.

Asus RT-AC86U / RT-AC86U

The RT-AC86U is a powerful router. It is full of features and made for advanced networking. This router has USB connectors. They add features and expand your network's capabilities. Asus provides good customer support services through their website.

Asus RT-AC86U specifications

BrandAsus
NameRT-AC86U
TypeRT-AC86U
Rating
Rated 4/5 based on 1583 user votes.
Launch2018

Body

Dimensions220 x 83.3 x 160 mm
Weight872 g

If you plan to move or travel a lot and need to take your router with you, the size is important. It needs to be small to be easy to carry. The weight of router is not typically a critical factor for most home or office setups.

System

ChipsetBroadcom BCM4906 @ 1.8 GHz
RAM512 MB
Flash256 MB
OSAsus
Power supply19 V / 1.75 A

The Broadcom BCM4906 @ 1.8 GHz CPU provides processing power. It handles tasks and services within the RT-AC86U router. You cannot expand the router's memory (512 MB). When choosing a router, it is important to consider the RAM specifications. A larger flash memory allows for more space to store configuration backups. The firmware upgrade process may vary depending on the router model. However, it often involves accessing the router's web-based administration interface. The Asus packages the RT-AC86U router with 19 V / 1.75 A PSU.

Network

ProtocolsIPv4
IPv6
LAN ports4 x 10/100/1000 Mbps
WAN ports1 x 10/100/1000 Mbps
Mobile networkyes, with USB dongle
VPN supportPPTP
L2TP
OpenVPN

The router supports many networking standards. It ensures compatibility with different devices and systems. The IPv4 uses 32-bit addresses, represented as four sets of numbers separated by periods (e.g. 192.168.0.1). The router also supports IPv6. This allows you to use the latest Internet Protocol. The router has Gigabit Ethernet ports. They allow for faster communication between devices on your local network.

A Gigabit WAN port is helpful. It is useful when your internet plan supports high speeds. You can connect the 3G/4G USB dongle to the USB port on the RT-AC86U router. OpenVPN is popular for VPNs. This is because it is strong, flexible, and works on many devices. PPTP has known flaws. These include problems with the encryption and the risk of password cracking.

Wireless

Antennas3 x 3.3 dBi
RP-SMA
2.4 GHzyes
5 GHzyes
60 GHzno
StandardsIEEE 802.11a/b/g/n/ac
ClassAC2900
Speed750 + 2167 Mbps
Transmit power23 dBm
SecurityWEP
WPA
WPA2
WPS
Guest networkyes

A well-positioned antenna can reduce interference and signal weakening. This leads to a more reliable connection. The RT-AC86U is compatible with 2.4 GHz Wi-Fi networks. The 5GHz band provides faster data transfer speeds compared to the 2.4GHz band. This Wi-Fi router supports multiple spatial streams, typically up to 4 streams. The top speed, 750 + 2167 Mbps, is the highest data rate the router can reach. It's the theoretical limit in perfect conditions.

WEP was the first Wi-Fi security protocol. But it is now seen as weak and easy to hack. The introduction of WPA2 (Wi-Fi Protected Access 2) improved upon WEP. It provides stronger security. WPS (Wi-Fi Protected Setup) provides an easy method. It connects devices to a Wi-Fi network.

Connectivity

USB ports1 x USB 2.0
1 x USB 3.0
Print serveryes
File serveryes

The USB 2 port has a maximum theoretical data transfer rate of 480 megabits per second (Mbps). The USB 3 ports provide a fast interface for external storage with data transfer rates of up to 4.8 Gbps. By connecting a USB printer to the RT-AC86U router, you can make it accessible to all devices on your network. This router has a USB file server. It lets you connect external storage devices to your network. For example, you can connect USB flash drives or hard drives.

Administration

Default IP192.168.1.1
Default usernameadmin
Default passwordadmin

Changing the password often is a good security practice. It protects your network and devices from unauthorized access. Changing the default password improves your router's security. It reduces the risk of unauthorized individuals controlling your network.

Pros and Cons

Every router, including this Asus one, has its good sides and not-so-good sides. Let's take a closer look at both to get a full understanding of what this router can do. We'll talk about what it does well and also where it could use some improvements. Just remember, this is just what I think, and you might see things differently.

Pros

  • generous memory
  • plentiful flash
  • IPv6 capable
  • high-speed LAN port
  • high-speed WAN port
  • 3/4G USB modem capable
  • supports OpenVPN
  • works on 5 GHz band
  • decent Wi-Fi performance
  • WPS friendly
  • USB 2 compatible
  • USB 3 compatible
  • printserver functionality
  • fileserver operation

Cons

  • missing Wi-Fi 6 support
  • incompatible with WPA3

Asus RT-AC86U photos

Asus RT-AC86U / RT-AC86U photo
Asus RT-AC86U / RT-AC86U

Asus RT-AC86U comparisons

We've noticed that many of our visitors like to compare the Asus RT-AC86U router with these popular models.

Asus RT-AC1200HP (RT-AC1200HP) Asus RT-AC1200HP Asus ROG Rapture GT-AC5300 (GT-AC5300) Asus ROG Rapture GT-AC5300 Asus RT-AC3200 (RT-AC3200) Asus RT-AC3200 Asus RT-AC87U (RT-AC87U) Asus RT-AC87U

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Robert Miller
For over 15 years, I've immersed myself in the world of networking devices as a tech aficionado. I've dedicated myself to thoroughly testing and analyzing routers and other networking gear. I aim to provide thorough reviews. They will give you the knowledge needed to improve your network.
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