Compare Three with ASDA Mobile Network

Features
Network Provider Three Vodafone
Check network coverage: Three coverage ASDA Mobile coverage
5G Network Yes Yes
5th generation network. Max data speed of 10 or 20 Gb/s.
4G Network Yes Yes
4th generation network. Max data speed of 1 Gbps (1000 Mb/s).
3G Network Yes Yes
3rd generation network. Max data speed of 42 Mbps.
2G Network No Yes
2nd generation network. Max data speed of 0.3 Mb per second.
WiFi Calling Yes Yes
Use Wi-Fi for mobile phone calls and texts when no network signal.
4G Calling (VoLTE) Yes Yes
Voice over LTE (4G Calling) makes clearer HD calls over 4G networks.
Data Rollover No No
Unused mobile data allowance rolled over from one month to the next.
Tethering Allowed Yes Yes
Tethering allows you to share your mobile internet with other devices.
eSIM Yes No
e-SIMs are digital virtual SIM cards downloaded onto supported mobile handsets.
Network Frequency Bands
5G (NR) Frequency 3500 MHz 3500 MHz
4G (LTE) Frequency 800 / 1500 / 1800 / 2100 MHz 800 / 900 / 1500 / 1800 / 2100 / 2600 MHz
3G (UMTS) Frequency 2100 MHz 900 / 2100 MHz
2G (GSM) Frequency N/A MHz 900 MHz

Three is the brand name of CK Hutchison Holdings under which several UMTS-based mobile phone networks and Broadband Internet Providers are operated in Australia, Austria, Denmark, Hong Kong, Macau, Indonesia, Ireland, Italy, Sweden, and the United Kingdom.

Founded in 2002, Three operates 5G, 4G and 3G services within the United Kingdom, and is the only UK network operator not to offer 2G coverage.

Asda Mobile is a mobile virtual network operator (MVNO) in the United Kingdom, operated by ASDA on the Vodafone network.

In December 2013, ASDA Mobile switched from using Vodafone to running on the EE network for several years before switching back to Vodafone in March 2021.

Asda Mobile is available in hundreds of stores across the UK and online by purchasing ASDA Mobile Bundles which give you 30 day bundle plans with no fixed contract.