I use giff gaff, decent network. They had some problems when they first set up with data but been fine for about a year now. Never had a problem.
Tesco contract would be £15 more expensive overall than buying outright & Giffgaff but obviously then your not paying it all upfront.
Tesco contract would be £15 more expensive overall than buying outright & Giffgaff but obviously then your not paying it all upfront.