From the UK and looking to purchase an S10 in either the single or dual sim model S10 Single Sim set up: 1 Sim card, 1 Micro SD Dual Sim set up: 1 Sim card, 1 Micro SD = No Second Sim The dual sim variant is £100 cheaper than prices I have found for the single sim phone. so I am swaying towards this but do not know much about dual sim phones What disadvantages will I have picking up the cheaper dual sim phone? - i.e. will battery be impacted using 1 sim + 1 memory card?
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