Need to send my phone to repair soon, if they say it will take more than a day then I will rent a phone from them. I can put my current sim in their replacement

Need to send my phone to repair soon, if they say it will take more than a day then I will rent a phone from them. I can put my current sim in their replacement phone in a few seconds. Can't imagine how long it would take with the eSim. "You don't do it so often" is not an argument for eSims