TestSpeed - Fast and Accurate Internet Speed Test

Measure your 5G, Fiber, Starlink, and WiFi connection with real-time network measurements.

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Why use TestSpeed for your connection test?

Our platform utilizes concurrent multi-stream technology to measure your network's true capacity. We analyze download speed, upload speed, latency (ping), and jitter to give you an accurate assessment of your connection quality for gaming, 4K streaming, and remote work.

When you test your connection on TestSpeed, you get a comprehensive analysis of your network's health. We measure your download speed to ensure smooth streaming, upload speed for responsive video calls, and latency and jitter for lag-free online gaming.

Comprehensive Network Diagnostics

TestSpeed is designed for the modern internet. Whether you are on a fiber optic line, a 5G home connection, or Starlink satellite, our platform provides accurate measurements tailored to modern high-speed bandwidth.

Our speed test measures four critical components of your connection:

  • Download Speed: The rate at which data is transferred from the internet to your device, essential for streaming video, downloading files, and browsing.
  • Upload Speed: The rate at which data is sent from your device to the internet, crucial for video conferences, cloud backups, and sending attachments.
  • Ping (Latency): The time it takes for a signal to travel from your device to a server and back. Low ping is vital for responsive online gaming and VoIP calls.
  • Jitter: The variation in latency over time. Low jitter prevents stuttering in video calls and competitive gaming.
  • AI Analysis: Receive personalized network quality insights and optimization recommendations based on your real-time results.

Optimized for Starlink and 5G

If you are a Starlink user or use 5G home internet, TestSpeed provides reliable performance testing. Our servers detect the fluctuations of satellite and mobile connections to give you accurate insights into your hardware's performance.

Tips to improve your speed

If your results are lower than expected, consider restarting your router, using a wired Ethernet connection, or repositioning your modem. Check our Web Resources for helpful guides and tools to optimize your home network.

Frequently Asked Questions

What is a good internet speed?

For general web browsing and social media, 25 Mbps is sufficient. For seamless 4K streaming and video meetings, 50 to 100 Mbps is recommended. Busy households with multiple connected devices, heavy file downloads, or competitive gaming benefit from 200+ Mbps or gigabit fiber plans.

What is ping and jitter?

Ping (latency) is the round-trip reaction time of your connection measured in milliseconds; under 30 ms is considered excellent for gaming and video calls. Jitter measures the stability and variation of that ping over time; low jitter prevents sudden stutter and voice dropouts.

Why is my WiFi slower than my plan?

WiFi speeds are often lower than your advertised broadband plan due to physical distance from your router, wall and floor interference, frequency congestion from neighboring networks, and device hardware limitations. Testing over a direct Ethernet cable reveals your true broadband line speed.

How accurate is this test?

TestSpeed uses concurrent multi-stream data transfers against low-latency edge servers to saturate and accurately measure your network's true bandwidth capacity without artificial throttling or regional skew.