1.Cross-Channel Performance Marketing Analysis
Digital Marketing · 2026
A performance marketing analyst needed to challenge the assumption that Google Ads reliably outperforms TikTok for lower-funnel acquisition. Using a combo chart and heatmap, they visualized cross-platform efficiency to guide quarterly budget reallocation. The combo chart overlays ROAS and CPA, explicitly showing TikTok Ads delivering the highest return (7.62x ROAS, $21.67 CPA) compared to Google Ads (3.47x ROAS, $48.43 CPA). A heatmap breaking down ROAS by industry confirms TikTok's dominance across E-commerce, EdTech, Fintech, Healthcare, and SaaS verticals. This concrete evidence justified reallocating ad spend away from Google and toward TikTok.
What it shows:
Overlaying efficiency metrics across platforms and verticals provides concrete evidence to challenge established marketing consensus.




