help me choose laptop

[dina2055]

I am very confused to choice from laptops
i want good laptop for video editing
budget: 1400 or less
brand : dell or asus or lenovo
prosseoor ; i7 prefer 8th
ram: 8 is enough or 16
gpu : 1050 ti or higher
ips with thounderbolt


what The difference between these types and what is best
dell g5 or dell g7 is good to choice them or choice dell xps 15 9570 with 8 ram only
or asus rog there many models from it i do not know the differnet

 

[laptopbatteries88]

i am using lenovo,at present,it works well

 

[dina2055]

i am using lenovo,at present,it works well

what the laptop modle ?