Basically the question is which is better for gaming/future? Is the 3ms-7ms difference worth the loss of 3 inches in display? Is the 3ms-7ms loss difference worth the extra resolution? I mainly play CSGO. But I also play single player games that I'd play the 1440p on.
27" 4ms
https://www.newegg.com/Product/Product.aspx?Item=N82E16824475001&cm_re=144hz-_-24-475-001-_-Product
24" 1ms
https://www.newegg.com/Product/Product.aspx?Item=N82E16824022485
27" 1440p 8ms
https://www.monoprice.com/product?p_id=16384
27" 4ms
https://www.newegg.com/Product/Product.aspx?Item=N82E16824475001&cm_re=144hz-_-24-475-001-_-Product
24" 1ms
https://www.newegg.com/Product/Product.aspx?Item=N82E16824022485
27" 1440p 8ms
https://www.monoprice.com/product?p_id=16384