Guides
Guides that explain the numbers behind the tests — from streaming and household speed needs to Wi-Fi fixes, uploads, Ethernet vs. Wi-Fi and packet loss.
How internet speed tests work
An internet speed test times data exchanged between your device and a test server. It measures download throug…
14 min readUnderstanding Mbps: what internet speed numbers mean
Mbps (megabits per second) measures how many millions of bits an internet connection can transfer each second.…
12 min readLatency vs bandwidth: which is your problem?
Latency is the time data takes to travel across a network; bandwidth is the connection's maximum data-transfer…
13 min readBufferbloat explained: why fast internet still lags
Bufferbloat is excessive network delay caused by packets waiting too long in a congested queue. It can make ga…
14 min readEthernet vs. Wi-Fi: which is better?
Ethernet and Wi-Fi both connect devices to a local network. Ethernet usually provides more predictable perform…
12 min readPacket loss troubleshooting: how to diagnose and fix it
Experiencing lag while gaming, interrupted video calls, buffering, or random internet disconnections? Packet l…
14 min readWhy is my internet so slow? Causes and how to fix it
Slow internet is a connection-performance problem that can begin with your device, Wi-Fi, router, internet pro…
14 min readHow to improve Wi-Fi speed at home: practical fixes
Wi-Fi speed depends on the wireless link between your device and router, not just the broadband plan. Measure …
13 min readWhy is my upload speed so slow? Causes and fixes
Slow upload speed can come from your broadband plan, Wi-Fi, router, device, background apps, congestion or the…
12 min readHow much internet speed do you need for streaming?
Internet speed for streaming is the download capacity your device needs to receive video smoothly. Most servic…
12 min readAlso worth reading
How much internet speed do I need?
Compare Mbps for streaming, gaming, video calls and multiple users, then choose a plan.
Internet troubleshooting
A structured sequence for slow or unstable connections.
Internet for gaming
What actually matters for online games, and what does not.
Methodology
The exact measurement method used by every test on this site.