Broadband Speed Test UK: Check Your Speed
Test your real broadband speed for free: no sign-up needed.
Some of our best broadband deals
12 deals shown
Virgin Media — Virgin Media M125
132 Mbps
average download speed
£23.99
a month
no setup cost
Price Details
Virgin Media — Virgin Media M350 Fibre Broadband
362 Mbps
average download speed
£25.99
a month
no setup cost
Price Details
Virgin Media — Virgin Media M350
362 Mbps
average download speed
£25.99
a month
no setup cost
Price Details
Some of our best broadband deals
Virgin Media — Virgin Media M125
132 Mbps
average download speed
£23.99
a month
no setup cost
Price Details
Featured
Virgin Media
More info
Virgin Media — Virgin Media M350 Fibre Broadband
362 Mbps
average download speed
£25.99
a month
no setup cost
Price Details
Featured
Virgin Media
More info
Virgin Media — Virgin Media M350
362 Mbps
average download speed
£25.99
a month
no setup cost
Price Details
Featured
Virgin Media
More info
Three Key Metrics Explained
Every broadband speed test measures three core things: how fast you can download data, how fast you can upload it, and how responsive your connection is.
Download Speed
How fast data travels from the internet to your device. Affects streaming, browsing, and file downloads. Measured in Mbps. The most important metric for everyday use.
Upload Speed
How fast your device sends data to the internet. Critical for video calls, cloud backups, and sharing files. Usually lower than download on standard broadband. Important for working from home.
Ping / Latency
The round-trip time for a request to reach a server and return. Measured in milliseconds (ms). Lower is always better, especially critical for gaming and video calls. Under 50ms is good for most uses.
Additional Metrics Your Speed Test Checks
UK Broadband Speed Guide: What Do You Need?
The right broadband speed depends on how many people use your connection and what they do online. Use this guide to understand where your speed sits.
← Swipe to see all columns →
Tips for the Most Accurate Speed Test
The way you run a speed test can significantly affect your results. Follow these steps to get the most accurate measurement of your broadband performance.
Use a Wired Connection
Plug directly into your router with an ethernet cable. Wi-Fi speeds can be 30–50% lower than your actual broadband speed due to signal loss and interference.
Test at Different Times
Broadband speeds can vary by time of day. Test in the morning, evening, and at peak time (8–10pm) to see if network congestion is affecting your connection.
Run Multiple Tests
Run the test at least 3–4 times and compare results. A single test can give an outlier reading. Consistent results across multiple runs are more meaningful.
Close Other Apps and Tabs
Any downloads, streaming, or active browser tabs consume bandwidth during the test. For an accurate result, close everything and pause background updates before starting.
Test Near Your Router
Distance from your router and physical obstacles (walls, furniture) reduce Wi-Fi signal. For the most accurate broadband speed, test as close to the router as possible.
Contact Your Provider if Slow
If your results are consistently below your advertised speed, contact your provider. Under Ofcom rules, you may be entitled to exit your contract early if they can't fix it.
Your Rights if Your Speed Is Below Advertised
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Broadband Speed Test UK: FAQs
Why is my broadband speed lower than advertised?
Several factors reduce actual speed: distance from the street cabinet (for copper broadband), peak-time network congestion, router quality, internal wiring, Wi-Fi interference, and the number of connected devices. Test on a wired connection for the most accurate result. If speed is consistently below what you were sold, you may be entitled to exit your contract under Ofcom rules.
How accurate is this speed test?
What is a good broadband speed in the UK?
What is ping and why does it matter?
Can I switch broadband if my speed is consistently poor?
Does the speed test work on mobile?
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