A/B testing produces different gains depending on where in the funnel the test runs, and that distribution differs between B2B and B2C companies. This data from 300 companies shows middle-of-funnel testing producing the most gains for both segments, but the distribution of gains across top and bottom funnel differs meaningfully. B2C companies report stronger top-of-funnel gains while B2B companies find their highest gains in mid-funnel evaluation and qualification stages.

Essential Statistics

• Middle-of-funnel A/B testing produces the most gains for B2B companies at 49 percent of respondents reporting this stage as their primary gain source.
• Middle-of-funnel testing is also the top gain stage for B2C companies at 43 percent, though the lead over top-of-funnel is narrower than in B2B.
• Top-of-funnel testing is cited by 39 percent of B2C companies as their primary gain stage, compared to only 24 percent of B2B companies.
• Bottom-of-funnel testing generates the most gains for 27 percent of B2B companies and 18 percent of B2C companies.
• All three funnel stages produce reported gains across both segments, confirming that no funnel stage should be excluded from an active testing program.

Key Takeaways

• Middle-of-funnel dominance for both B2B and B2C reflects the critical role that consideration-stage content and experience plays in moving prospects toward conversion. For B2B, this typically includes product pages, demo requests, and case study experiences. For B2C, it includes product detail pages, comparison views, and add-to-cart flows.
• B2C’s stronger top-of-funnel gain rate at 39 percent reflects the shorter buying cycle and higher traffic volumes that make top-of-funnel tests easier to reach statistical significance quickly. B2C companies can generate meaningful learning from landing page and ad creative tests with less time and traffic than B2B equivalents.
• B2B’s stronger bottom-of-funnel gain rate at 27 percent versus B2C’s 18 percent reflects the higher revenue concentration at individual deal close for B2B. A small conversion improvement at the opportunity-to-close stage produces disproportionately large revenue impact in B2B, which incentivizes investment in testing at that stage despite lower traffic volume.
• The fact that all three funnel stages produce gains for both segments validates the companion chart guidance that marketing experiments should run across the full funnel. Teams that concentrate testing in one funnel stage are leaving gains unrealized in the stages they are ignoring.
• The B2B mid-to-bottom-funnel concentration, combined with the lower traffic volumes typical of B2B funnels, argues for multivariate testing approaches that can generate learning from smaller sample sizes, rather than simple A/B tests that require large traffic volumes to reach significance.

Actionable Insights

• Prioritize middle-of-funnel testing as your primary testing zone regardless of whether you are B2B or B2C. Both segments report the highest gains there. For B2B, focus on the pages and flows between initial interest and demo or trial request. For B2C, focus on product detail pages, comparison flows, and the path from product interest to cart addition.
• If you are B2C and not actively testing top-of-funnel elements, build it into your next testing cycle. High-traffic landing pages, hero section messaging, and acquisition-stage CTAs respond well to A/B testing and can reach statistical significance faster than mid or bottom funnel tests due to higher traffic volume.
• If you are B2B and seeing limited gains from mid-funnel testing alone, expand testing to the bottom of the funnel. Proposal pages, pricing page layouts, and trial-to-paid conversion flows are often undertested in B2B and can produce significant revenue impact from relatively small conversion improvements given high average deal values.
• Build a funnel-stage testing map before your next CRO planning cycle. Document which funnel stages currently have active tests, which have had no tests in the last 90 days, and which have the most unresolved conversion drop-off. Funnel stages with high drop-off and no recent tests are your highest-priority unaddressed testing opportunities.
• Use the B2B and B2C benchmarks to calibrate expectations for test impact at each funnel stage. If you are a B2B company running primarily top-of-funnel tests and seeing lower-than-expected gains, the data suggests redirecting effort toward mid and bottom funnel where B2B gains are most consistently reported.

”Middle-of-funnel is where both B2B and B2C find their biggest A/B testing returns. That is the stage where intent is highest and a better experience has the most leverage on the conversion decision. If your testing program is concentrated at the top of the funnel for awareness or at the bottom for close, you are likely missing the zone with the most available gain.” – Neil Patel