I'm asking the question that every one else was afraid to ask

[Iron Worker]

What is the difference between G1 BC and G7 BC ?

 

[NomadPilot]

http://www.longrangehunting.com/articles/berger-g7-ballistic-coefficient-1.php

 

[Joe King]

G1 is more representative for the fight path of flat based bullets G7 is more representative to the fight path for boat tail bullets

G1 vs G7 referenced BC - Calguns.net

 

[elkaholic]

It also applies more to secant ogive (VLD) bullets than tangent ogives etc. (spitzer)...rich