so i have decided to get amy firstdeer rifle and was wondering what u guys think is the best caliber for deer. i am looking at 2 specific guns and one gun is availbe in .243 .270 30-06 300 win and the other is availbe in .270 30-06 7mm and 300wsm. i want a gun that is very accurate and flat shooting so what do u guys think is best choice. thanks.