iPhone 11 – £31.99 a month. Our offers. Tesco Mobile's service is based on O2's network. Get a great value pay monthly plan on Tesco Mobile. Broadband, mobiles, banking, insurance and energy utility comparisonuSwitch Limited is registered in England and Wales (Company No. That means that if you choose Tesco Mobile, you'll get a network with combined 4G and 4G coverage of 99% of the UK population. We have great value plans for everyone. Shop pay monthly phones Shop SIM only contracts Shop deals of the month. That’s why we give you double Clubcard points every time you top up or pay your bill with us. ... @tescomobileire Why is your network still down and NO update for 2 hours just not good enough. Their 5G broadband service is available in certain parts of London, but we’re still waiting for mobile 5G. Shop SIM free phones Shop SIM free Apple Shop SIM free Samsung. Coverage stats show O2 as reaching 99% … Lucky you. ... SIM free. If that's the case, you can take your pick of carriers and may want to look more closely at perks to help make your mind up.This is constantly improving as more and more antennas are put up around the country to improve UK coverage.Even so, there are some areas where coverage is still patchy.Signal 'dead zones' normally occur where signal between the mobile handset and the phone network cell antenna is blocked.Three has announced its 5G service in the UK, however it’s yet to fully launch. All of which are a pretty good bet too.Mobile phone signal can be blocked by tunnels, hills or dense tall buildings. Once it does launch Three hs promised it will be amongst the fastest 5G available due to heavy investment in 5G infrastructure. Buy an unlocked phone to use with a SIM from any UK network. See if Tesco Mobile Ireland is down or having service issues today. Pay as you go. - Tesco Mobile is powered by O2’s 4G network - You can collect a Clubcard point for every £1 you spend on your bill too - Enjoy free monthly perks with your family on the same account - Get UK-based, award-winning customer care. So if you opt for them, you'll get the same coverage as you would if you'd signed up for Rootmetrics's overrall winner, EE.That's underscored by data from Rootmetrics, which named EE the best provider in 2017 and took into account reliability, speed and data, as well as calls and texts.See what your network is offering to help you during COVID-19.Without a signal from the network, you cannot even make an emergency call, despite what various networks or handset guidebooks may tell you.Protect your smartphone from malware and scams.If you travel abroad a lot, or even if you're just planning a holiday or two, it also makes sense to take into account the scale and quality of networks' roaming schemes.Your mobile phone should tell you how good the network coverage is using a set of bars on the display screen; the signal strength will change as you move around with your mobile phone.It may be that coverage is good on a range of networks in your area. And it works.Here, we take a look at each of the major carriers and outline the sort of coverage and connection speeds you'll receive, as well as any perks and sweeteners you can expect for choosing that network.In second place was Three, followed by Vodafone and O2. That's good because we place O2 as the UK's joint-second biggest network.