Upvote:2
You are taking two laptops for a plausible reason, which is to study in the UK, and the laptops are interdependent upon each other for data and analysis.
If you do not intend to sell these laptops, then we can turn to the guidance which says in part...
You can bring some goods from abroad without having to pay UK tax or βdutyβ (customs charges), as long as theyβre for your own use.
Source: Bringing goods into the UK
If challenged, you can be prepared to show that they are in use to support your studies. No big problems here.