One more question, What monitors do you and your son use.
Unfortunately I am not a gamer and I leave it to someone with more knowledge than me to compare both computers and make suggestions.
Only you and your son know what you use the computer for and where the performance might be lacking. What sort of improvement do you think you need. Is this for general work or gaming?
I can make a suggestion based only on a charger connected to the laptop USB-type C Thunderbolt 4 socket or via a hub having a PD socket.
https://uk.ugreen.com/collections/charger?page=1
I bought the Nexode 100 watt charger solely for charging my Ionica 16 but it has other outputs which you...