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Actual Speed Test Data for eSIM and SIM Networks in the UK [Latest 2026]

This data shows actual connection speeds measured in the UK (including London, Manchester, and Edinburgh) for eSIMs, physical SIM cards, and roaming. We hope this helps you choose the right plan before your trip or business trip.

Average downloads
28.2 Mbps
Average upload
4.1 Mbps
Average Ping
69 ms
Number of measurements
18
Last updated: May 7, 2026 Number of services: 9 Number of carriers: 5 Fastest Speed Record: 106.6 Mbps

Average Speed Rankings by Mobile Carrier in the UK

#CareerAverage downhill speedAverage uphill speedPingNumber of cases
1 British Telecommunications 35.2 Mbps 4.5 Mbps 53 ms 3件
2 Vodafone 32.8 Mbps 6.0 Mbps 91 ms 6件
3 Arelion Sweden AB 31.7 Mbps 3.4 Mbps 105 ms 1件
4 O2 25.1 25.1 Mbps 3.6 Mbps 63 ms 4件
5 EE 18.4 18.4 Mbps 1.8 Mbps 47 ms 4件

Speed Comparison by Service in the UK

#ServicesCategoryAverage downhill speedAverage uphill speedPingNumber of cases
1 Vodafone UK Local SIM 67.9 Mbps 4.1 Mbps 63 ms 2件
2 iD Mobile Local SIM 37.6 Mbps 0.8 Mbps 69 ms 1件
3 Lebara eSIM 31.7 Mbps 3.4 Mbps 105 ms 1件
4 Lebara UK Local SIM 28.4 Mbps 9.1 Mbps 96 ms 4件
5 O2 UK Local SIM 25.1 25.1 Mbps 3.6 Mbps 63 ms 4件
6 EE Local SIM 20.6 Mbps 2.0 Mbps 62 ms 2件
7 Three UK Local SIM 16.2 Mbps 2.7 Mbps 18 ms 2件
8 VOXI Local SIM 11.7 11.7 Mbps 1.2 Mbps 70 ms 1件
9 Smarty eSIM 3.6 Mbps 0.9 Mbps 83 ms 1件

Telecommunications in the UK and Key Considerations for Choosing a Service Provider

We have compiled data on internet speeds in the UK (including London, Manchester, and Edinburgh). Please use the rankings by carrier and service above to help you choose a plan before your trip.

The data is based on users' actual measurements and is automatically updated whenever new measurement results are posted.

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Measure your internet speed while in the UK and help fellow travelers
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Speed trends over the past 30 days

Download (Mbps) Upload (Mbps)

Latest measurement data

EE Local SIM
British Telecommunications Huddersfield iPhone 14 Pro 5 days ago
9.70
Download speed (Mbps)
0.40
Upload Mbps
74
Ping ms
Three UK Local SIM
EE Greater London iPhone 16 Plus April 20, 2026
"Good speed and reliability in most places"
25.60
Download speed (Mbps)
4.70
Upload Mbps
30
Ping ms
O2 UK Local SIM
O2 South Ribble iPhone 14 Pro April 15, 2026
33.90
Download speed (Mbps)
5.40
Upload Mbps
66
Ping ms
Lebara UK Local SIM
Vodafone Chester iPhone SE (3rd generation) April 14, 2026
7.90
Download speed (Mbps)
5.30
Upload Mbps
69
Ping ms
O2 UK Local SIM
O2 Epsom and Ewell iPhone 16 Pro April 13, 2026
"Not great"
15.50
Download speed (Mbps)
0.60
Upload Mbps
60
Ping ms
Vodafone UK Local SIM
Vodafone Manchester Galaxy S24+ April 12, 2026
"Alright, see ya"
29.20
Download speed (Mbps)
5.00
Upload Mbps
69
Ping ms
Lebara UK Local SIM
Vodafone London iPhone 14 Pro April 6, 2026
15.60
Download speed (Mbps)
19.50
Upload Mbps
60
Ping ms
O2 UK Local SIM
O2 Greater London iPhone 15 Pro April 4, 2026
7.10
Download speed (Mbps)
4.30
Upload Mbps
71
Ping ms
Lebara UK Local SIM
Vodafone Lancaster Honor Magic6 Pro April 2, 2026
25.50
Download speed (Mbps)
1.80
Upload Mbps
220
Ping ms
O2 UK Local SIM
O2 Kingswood April 2, 2026
43.80
Download speed (Mbps)
3.90
Upload Mbps
54
Ping ms

Actual measurement data from other countries

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Real-World Speed Comparison of eSIMs, SIM Cards, and International Roaming
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