|Check network coverage:
|BT Mobile coverage
|5th generation network. Max data speed of 10 or 20 Gb/s.
|4th generation network. Max data speed of 1 Gbps (1000 Mb/s).
|3rd generation network. Max data speed of 42 Mbps.
|2nd generation network. Max data speed of 0.3 Mb per second.
|Use Wi-Fi for mobile phone calls and texts when no network signal.
|4G Calling (VoLTE)
|Voice over LTE (4G Calling) makes clearer HD calls over 4G networks.
|Unused mobile data allowance rolled over from one month to the next.
|Tethering allows you to share your mobile internet with other devices.
|e-SIMs are digital virtual SIM cards downloaded onto supported mobile handsets.
|Network Frequency Bands
|5G (NR) Frequency
|4G (LTE) Frequency
|800 / 1800 / 2100 / 2600 MHz
|800 / 1500 / 1800 / 2100 MHz
|3G (UMTS) Frequency
|2G (GSM) Frequency
About BT Mobile
BT Mobile is a mobile virtual network operator (MVNO) provided by BT Consumer and running on the EE network (which is now owned by BT Group following an acquisition that completed in January 2016).
BT Mobile is currently a SIM-only service, and operates alongside BT Business Mobile which is provided by the BT Business division.
SMARTY is a UK mobile virtual network operator running on the Three network. SMARTY offers SIM-only plans with no lengthy contracts or credit checks, and provides monthly discounts on unused data from previous months.