Obviously as the numbers dwindle, it will be obvious and the larger zerg will just run you over with no threshold line. If they don't see a sea of red, they won't hesitate.
All you need is good heals and pulls. Even with zerg vs zerg there's that threshold line in the middle only few will cross, fearing they will not get valor if they are the first to die. So most try to stay ranged until one zerg is obviously overtaking the other.
If you kids would quit being scared of small group pvp, maybe more republic would come to ilum. Or you can re-roll on my server where when the republic make a group half the size of the imperials they wipe them.
Even with terrible concepts for PvP there is always a level of skill. Player skill is always a factor even if it's weight is significantly reduced by terrible design. That being said. Stop being bad.
The key person in our huttball teams is a vanguard. We never lose huttball. Seriously. Rethink your skill guy. It's very tedious reading QQ posts with no merit from crybaby bads.