hello from the uk so £350 is my max point and so far i got two monitors i can choose from one being:
ASUS VG278QR 27 inch, 165hz & 0.5 ms
TN panel
https://www.amazon.co.uk/ASUS-27-inch-Monitor-FreeSync-Certified/dp/B07KKBDQCL/ref=sr_1_7?crid=3H0DI8I3YRK44&keywords=gsync+144hz+monitor&qid=1578520356&sprefix=gsyn,aps,140&sr=8-7&th=1
OR
BENQ ZOWIE XL2540 24.5 inch , 240hz & 1 ms
LCD/LED Panel
https://www.amazon.co.uk/dp/B01M9GRZQA?tag=pcp0f-21&linkCode=ogi&th=1&psc=1
I play competitive gaming only at 1080p
I currently have a ASUS VG248QE
If any other suggestion on other monitors please note name or a link
ASUS VG278QR 27 inch, 165hz & 0.5 ms
TN panel
https://www.amazon.co.uk/ASUS-27-inch-Monitor-FreeSync-Certified/dp/B07KKBDQCL/ref=sr_1_7?crid=3H0DI8I3YRK44&keywords=gsync+144hz+monitor&qid=1578520356&sprefix=gsyn,aps,140&sr=8-7&th=1
OR
BENQ ZOWIE XL2540 24.5 inch , 240hz & 1 ms
LCD/LED Panel
https://www.amazon.co.uk/dp/B01M9GRZQA?tag=pcp0f-21&linkCode=ogi&th=1&psc=1
I play competitive gaming only at 1080p
I currently have a ASUS VG248QE
If any other suggestion on other monitors please note name or a link