How Does Latency Impact Wi-Fi Performance?

Posted on Feb 24 2023 - 8:07am by Maria Campos
Latency Impact Wi-Fi Performance?

In online technology, latency is one of the most important factors affecting Wi-Fi performance. What does latency mean in Wi-Fi? A packet of data’s latency is the amount of time it takes to travel between its origin and destination. Milliseconds are used as the unit of measurement for the delay. Network and application performance can be negatively impacted by even a small latency, such as 50 milliseconds or less than one-tenth of a second. High latency can negatively impact your ability to stream videos and games and browse the Internet.


The router is a key part of the network infrastructure. It allows multiple devices to connect to the Internet and manages traffic between LAN (local area network) and WAN (wide area network) connections.

When a data packet arrives at the router, it is analyzed and sent down the right path. This is done by looking up a routing table, which lists all the possible directions a packet could go. The router also examines the packet’s destination IP address to ensure it is being sent to the correct place.

Once the packet is sent down a particular route, it takes some time to reach its destination. This is called latency, which can be up to a millisecond, depending on the connection’s speed.

This delay is usually small, but it still can make a big difference in performance. It’s important to consider latency when choosing a router because it can affect the speed of your entire home network and how well all your devices communicate.

Another thing that can impact latency is the distance between your devices and your router. You want to keep your device and your router as close together as possible to reduce the delay.

Limit the number of devices that you connect to your Wi-Fi network. That way, each device only uses as much of the available bandwidth as it needs to function properly. This can reduce the overall speed of your Wi-Fi network and improve performance for everyone on it.


Latency is the time it takes for data to travel from the sender to the receiver. Ideally, this time is as close to zero as possible. It is not only important for Wi-Fi but also for VoIP, streaming, and gaming.

The best way to determine your wireless network’s lag-free zone is to set up a test network and see how it performs. You can use a router’s built-in speed test to gauge how quickly it can deliver the signal to your devices. You can also get a more precise estimate by logging into your home router’s dashboard and selecting “View Traffic” under the Wireless tab to view all traffic in real-time.

You may wonder how much latency affects your online experience, especially if you’re an avid gamer or video hound. A few things can affect your overall Wi-Fi performance, including your connection type and your router’s ability to process the data.

The most important is to ensure that you’re connecting to the best Wi-Fi network. This will ensure that you get the most out of your online experience. 


Wi-Fi latency affects the speed with which your data packets travel over a Wi-Fi network. A weak signal, a crowded channel, or incorrect quality of service (QoS) settings can make it difficult for your device to send and receive packets, reducing the speed of your connection.

Regardless of the source of your latency, it can impact your overall experience and affect your ability to play online games or stream videos. Low latency is typically measured in milliseconds, and any lag under 100 ms is considered decent.

Your Internet connection type and the medium traffic travel through can also affect latency. For example, old copper cable-based networks have higher latency than modern optic fibers.

The key to avoiding high latency is to monitor endpoints on your network. This can help you identify bandwidth hogs or top talkers using too much of your network’s resources and causing delays for other key services. You can use a network performance monitoring tool like to see which endpoints are causing the most issues.


Bandwidth is the maximum amount of data your internet connection can handle at any given time, typically measured in megabits per second (Mbps) and gigabits per second (Gbps). This is a crucial factor for speedy Wi-Fi performance.

Having the right bandwidth is like having a wide highway or plenty of lanes to accommodate the amount of traffic moving across it. This helps ensure that all your devices can promptly receive the data they need.

Latency is the time it takes for data to travel between two points, such as your computer and a remote device. Keeping latency to a minimum is essential for getting the most out of your home internet because the higher the latency, the more data will take longer to reach its destination.

If you have more than one device connected to your network, the more traffic it will have to handle at any given time. This can also cause latency to increase as rogue applications run on those devices, taking up bandwidth and slowing down other critical services.

If you’re unsure whether you need more bandwidth, try running a speed test to compare your speeds with what your ISP says is possible for you to achieve. You’ll also need to consider how much you use your network and what it’s doing at any given time.