Linksys WRT1900AC Vs WRT1900ACS

If you’re a fan of Linksys, you may have used the WRT54G. It was one of the most well-known routers with open source firmware. However, the game was changed in 2014 when the WRT1900AC was released. People instantly started using the router, and the results were excellent. However, the WRT1900ACS was released not long after, which leads us to ask which router is better: Linksys WRT1900AC or WRT1900ACS?

Linksys WRT1900AC Vs WRT1900ACS

The Linksys WRT1900ACS is an upgrade of the WRT1900AC. With a larger RAM and a stronger processor, it’s our winner. If you want the strongest connection, you should get the WRT1900ACS. The router will allow you to enjoy fast internet, even with multiple devices connected at the same time.


Dual core processor of 1.6 GHz and a RAM of 512Mbps.

With a total of four powerful antennas that’s can be adjusted to the perfect angle, this router allows you create the best connection. In fact, you will get strong WiFi and data transfer rates up to 1.9Gbps. It also has impressive dual band technology.

It comes with an impressive dual-core 1.6GHz processor for easy multitasking with many devices at the same time. This is a great router for families who share internet, but still want the fastest internet speeds. You can connect and transfer your files to other devices using the 2.0 USB port or 3.0 USB port.

We love the parental control feature, which allows you to block specific content from users in your network. You can also create unique access accounts for all guests to the network, which blocks unwanted people from using the network.


Dual core processor of 1.2 GHz and a RAM of 256Mbps.

With four antennas and dual bands, this router removes all chance of experiencing dead spots. This is a great router for connecting every wireless device to your network. Basically, it ensures a powerful connection at all times.

It works for wired devices too, as the router has four Gigabit Ethernet ports. These ports allow for a connection that superior to regular Ethernet connection.

The router has an impressive dual-core 1.2GHz processor for rapid internet speeds. It will be enough for you to enjoy multiple devices, play games, stream films, or just browse the internet. The router also comes with USB 2.0 and USB 3.0 ports for easy file transfer.

What is the Main Difference?

The two routers look almost exactly the same, but there are a few differences when you look under the hood. The WRT1900AC router has 256Mbps of RAM and 1.2Ghz of processing power, but the WRT1900ACS router has 512Mbps of RAM and 1.6Ghz of processing power.

Features Compared

Open source – You may want an open source router that allows you to make changes to the code, which allows for ultimate customization and compatibility. Both of the Linksys routers can be used as open source routers by using the Linux application. It is simply a case of downloading the correct firmware.

Adjustable – The Linksys WRT1900ACS and WRT1900AC both come with four antennas that can be adjusted to help you find the perfect angle to reach an unbeatable connection. You can use both routers in households or workplaces with multiple devices. In fact, you can draw upon the frequency bands to perform multiple tasks at the same time, with no impact on speed.

Standard: Both of these routers support the 802.11ac standard. This function allows for ultimate versatility and compatibility. You can use the routers with any devices that support any g, a, b, n and ac standards.

USB/Ethernet Ports – Both of the Linksys routers have one USB 2.0 port and USB 3.0 port. These ports allow for super-fast transfers to other external devices. The WRT1900ACS and WRT1900AC both come with four Gigabit Ethernet ports.

Beamforming – This technology keeps track of all wireless devices, allows for easy connection, and maintains it for an unbeatable service.

Operation modes – Use either of the routers for up to 1.9Gbps internet speeds. The 5Ghz band allows for 1.3Gbps, whereas the 2.4Ghz band allows for 0.6Gbps.


Linksys routers release their new routers with more advanced features when compared to their previous routers. As such, the WRT1900ACS is the more powerful router that allows for the fastest internet connection.

However, not everyone will need extra power and features. In such a case, it may be worth saving your money and going for the cheaper option that meets your needs.