Apollo vs ZoomInfo for mid market B2B. Which one actually wins

mid_market_test · 2026-04-03 · 3,240 views

Apollo and ZoomInfo both sell themselves as the answer for B2B data. Which one actually wins for mid market outbound targeting 500 to 5000 employee companies? I tested both for 6 months running parallel campaigns. Here's the real comparison.

Apollo: 87 percent email accuracy, great filters, $99 per month. Apollo's email accuracy on mid market companies was 87 percent verified. That means 13 percent bounce risk out of the box, which drops to about 2 percent after running through ZeroBounce. The filters are excellent: technographic data, hiring signals, funding events, industry segmentation. The $99 per month plan gave me plenty of credits for mid market volume.

ZoomInfo: 94 percent email accuracy, intent data, $18K per year. ZoomInfo's email accuracy was 94 percent on the same mid market segment. Higher than Apollo but not dramatically so. The real differentiator is intent data: who's researching your category right now based on aggregated web behavior. ZoomInfo's intent data is genuinely useful for timing outreach. The $18K annual price point is the pain.

The intent data value calculation. ZoomInfo's intent data added about 15 percent to my reply rate on intent-matched accounts compared to non-intent accounts. That's meaningful. But it's not $17K per year more meaningful than Apollo's baseline data. For most mid market teams, the marginal lift from intent isn't worth 18x the price.

When ZoomInfo wins. Enterprise sales motions where each closed deal is worth $100K plus and timing matters. ZoomInfo intent data can flag the right week to reach out on a specific account. For that use case, $18K per year is easy math.

When Apollo wins. Mid market and SMB outbound where volume matters more than intent precision. Deal sizes under $50K. Teams running 500 plus emails per day where you need good data at reasonable prices. Apollo at $99 per month is a rounding error compared to what you can generate in pipeline.

Apollo wins for most mid market teams. ZoomInfo makes sense when enterprise budgets and enterprise targets justify the price. For the average B2B team targeting 500 to 5000 employee companies, Apollo gives you 90 percent of the value at 5 percent of the cost. The math isn't close.