You may refer to this link if you wanted more ideas which laptop to buy. https://www.ecloudbuzz.com/things-to-consider-before-buying-a-laptop/

Based on my experience using a laptop, you may used any laptop with battery life of 5 to 6 hours, 8GB or more memory and Intel i5 up processor.

If you are looking for a laptop with below $500, check this link https://laptop.ninja/finding-the-best-laptops-under-500-dollars/