Sim only deals are great if you want to cut down on your monthly mobile bill because theyre usually cheaper than standard monthly contracts. As one of the biggest mobile providers in the uk it shouldnt come as a surprise that o2 offer some of the best sim only deals on the market. O2 Comfort Allnet Flat Lte Ab 599 24 monat mvlz ab 399 und bis zu 10 gb lte.
