There are 18 different broadband providers available to and being tested by people living in Cardiff. The average internet speed in Cardiff is 63 Mbps, while the median speed test result is 35 Mbps. Typical internet speeds vary from 26 to 77 Mbps, and the highest broadband speed we've seen is 940 Mbps from Spectrum Internet.
We class broadband speed distributions as follows: very slow under 10 Mbps; slow 10-30 Mbps; adequate 30-60 Mbps; good 60-80 Mbps; fast 80-300 Mbps; very fast over 300 Mbps.
| # | Provider Name | Max Download Speed | Typical Speed Range | # Cities Served |
|---|---|---|---|---|
| 1 | BT | 923.87 Mbps | 27.2—53.04 Mbps | 10 |
| 2 | EE | 426.91 Mbps | 19.73—60.9 Mbps | 6 |
| 3 | TalkTalk | 663.38 Mbps | 26.74—57.09 Mbps | 6 |
| 4 | Plusnet | 74.78 Mbps | 11.26—40.91 Mbps | 6 |
| 5 | Virgin Media | 936.36 Mbps | 39.97—157.36 Mbps | 5 |
| 6 | Vodafone | 933.48 Mbps | 30.32—68.93 Mbps | 5 |
| 7 | Sky Broadband | 499.98 Mbps | 20.94—57.47 Mbps | 5 |
| 8 | Shell Energy | 74.1 Mbps | 4.46—29.81 Mbps | 5 |
| 9 | Independent Fibre Networks | 372.49 Mbps | 39.33—113.88 Mbps | 3 |
| 10 | Spectrum Internet | 940.42 Mbps | 85.44—265.1 Mbps | 2 |
| 11 | Zen Internet | 66.89 Mbps | 9.73—34 Mbps | 2 |
| 12 | KCOM | 93.07 Mbps | 1.89—19.31 Mbps | 2 |
| 13 | FibreNest | 482.88 Mbps | 68.77—226.04 Mbps | 1 |
| 14 | Glide | 184.29 Mbps | 36.26—112.8 Mbps | 1 |
| 15 | Hyperoptic | 122.25 Mbps | 30.05—66.87 Mbps | 1 |
| 16 | Gradwell | 93.59 Mbps | 23.34—75.2 Mbps | 1 |
| 17 | CIX | 60.35 Mbps | 5.12—58.83 Mbps | 1 |
| 18 | Origin Broadband | 67.43 Mbps | 11.07—52.25 Mbps | 1 |
| Position | City | Max Download Speed | Typical Speed Range | Median Speed | # Providers |
|---|---|---|---|---|---|
| 1 | Trowbridge | 936.36 Mbps | 34.98—171.36 Mbps | 50.12 Mbps | 10 |
| 2 | Pen-y-lan | 933.48 Mbps | 32.25—81.32 Mbps | 38.61 Mbps | 10 |
| 3 | Gabalfa | 935.42 Mbps | 26.28—74.48 Mbps | 34.2 Mbps | 8 |
| 4 | Pentyrch | 931.09 Mbps | 25.49—57.66 Mbps | 32.56 Mbps | 9 |
| 5 | Castle | 940.42 Mbps | 21.52—71.85 Mbps | 30.98 Mbps | 16 |
Cardiff has 18 ISPs available.
Spectrum Internet is the fastest provider in Cardiff with 940.42 Mbps, and an average speed range of 85.44—265.1 Mbps.
Users in Cardiff see an average internet speed of 25.55 up to 76.78 Mbps, and the fastest speed we've seen is 940.42 Mbps.
Virgin Media is available in Cardiff, and the fastest speed we've seen from them is 936.36 Mbps.
Plusnet is available in Cardiff, and the fastest speed we've seen from them is 74.78 Mbps.
TalkTalk is available in Cardiff, and the fastest speed we've seen from them is 663.38 Mbps.
The provider with the most users in Cardiff is Virgin Media.
Last updated: 14 Jan 2022