Compare SMARTY vs. Tesco Mobile Network

Features
Network Provider Three O2
Check network coverage: SMARTY coverage Tesco Mobile coverage
2G Network No Yes
2nd generation network. Max data speed of 0.3 Mb per second.
3G Network Yes Yes
3rd generation network. Max data speed of 42 Mbps.
4G Network Yes Yes
4th generation network. Max data speed of 1 Gbps (1000 Mb/s).
5G Network No Yes
5th generation network. Max data speed of 10 or 20 Gb/s.
WiFi Calling Yes No
Use Wi-Fi for mobile phone calls and texts when no network signal.
4G Calling (VoLTE) Yes No
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.
Network Frequency Bands
5G (NR) Frequency 3500 MHz 3500 MHz
4G (LTE) Frequency 800 / 1500 / 1800 / 2100 MHz 800 / 900 / 1800 / 2100 / 2300 MHz
3G (UMTS) Frequency 2100 MHz 900 / 2100 MHz
2G (GSM) Frequency N/A MHz 900 MHz

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.

Tesco Mobile is a mobile virtual network operator (MVNO) in the United Kingdom operated by Tesco, using the O2 network as its carrier.

On 30 January 2014, Tesco Mobile started offering 4G service for its Pay Monthly and Sim Only customers at no extra cost, extending the service to Pay As You Go customers on 24 July 2014.