When you sit down with VCs to set terms for a few million in A-round funding, it will be a question of whether they take 25% or 50% of your company.

Between connections, advice, and time, the extra strength you'll have at the bargaining table at this stage (the increase in the ratio of what your company is worth/how much money you need) should allow you to more than make up for the 6% equity...assuming your idea is good!