Product details
The ASUS RT-AC51U dual-band AC750 WLAN router offers both fast WLAN speed and excellent value for money to upgrade your home network to the latest 802.11ac WLAN technology. Experience simultaneous dual-band connectivity and enjoy speeds of 300 Mbps on the 2.4 GHz frequency and up to 433 Mbps in the 5 GHz band. Thanks to its multi-purpose USB port, RT-AC51U is much more than just a router. Plug in a USB hard disk drive and you have an instant file server - and one that extends into the cloud via ASUS AiCloud. Alternatively, you can connect a USB printer to RT-AC51U to create a print server to share a device with multiple users. The USB port even has room for mobile 3G / 4G broadband dongles for two broadband connections (WAN) on a router, so you never have to worry about your Internet access going down again. The port can even be used to power devices like smartphones and tablets, making it a convenient charging station. ASUSWRT's user-friendly graphical user interface unleashes the power of the RT-AC51U and provides robust control to optimize your network for you. With 30-second setup and easy traffic management, even network novices can take advantage of its sophisticated features, while power users will love the IPv6 support, multiple wireless SSIDs and encrypted VPN access.
| Router type | 4G router, Wi-Fi router |
| Number of ports | 4 Ports |
| Network connections | RJ45 (1x) |
| Wi-Fi standard | Wi-Fi 1 / 802.11b, Wi-Fi 2 / 802.11a, Wi-Fi 3 / 802.11g, Wi-Fi 4 / 802.11n, Wi-Fi 5 / 802.11ac |
| Router functions | Firewall, Quality of Service (QoS), VPN |
| 5 GHz transfer rate | 433 Mbit/s |
| 2.4 GHz transfer rate | 300 Mbit/s |
| Item number | 10144235 |
Reviews & Ratings
Statutory warranty score
How often does a product of this brand in the «Routers» category have a defect within the first 24 months?
Source: Galaxus- 11.Telekom1 %
- 13.AVM1,2 %
- 14.ASUS1,3 %
- 15.Synology1,4 %
- 16.MikroTik1,8 %
Statutory warranty case duration
How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: Galaxus- 14.Acer7 days
- 15.Starlink8 days
- 16.ASUS13 days
- 17.Draytek16 days
- 18.Telekom18 days
Return rate
How often is a product of this brand in the «Routers» category returned?
Source: Galaxus- 14.Xiaomi5,7 %
- 15.Mercusys5,9 %
- 16.ASUS6 %
- 17.Synology6,1 %
- 18.Acer6,8 %
The overall conclusion for this router is adequate, but there are clearly better alternatives in the price range up to 99 euros in this comparison test. The price of the Asus RT-AC51U is around 40 euros, which is a very fair price considering its performance. However, you should not expect too much in terms of pure performance, especially since the equipment is also below average...
- Status display
- very good help texts
- excellent user guidance
- Range in the 5 GHz range below average
The test winner is characterised by a very simple installation, which even non-professionals should not have any problems with. Unfortunately, the range of the router is not very high, so you should carefully choose the place where it is installed. However, the model works very reliably and can be configured very easily using a browser...