Influencer Marketing KPIs: What Actually Matters in 2026

The core influencer marketing KPIs in 2026 are Return on Ad Spend (ROAS), Return on Investment (ROI), and Customer Acquisition Cost (CAC) to measure direct revenue. For vetting creators, prioritize engagement-to-like ratios and comment specificity. E-commerce founders must separate trackable sales data from top-of-funnel visibility metrics like reach.
How E-commerce Brands Are Generating 5x to 30x ROAS and 200% to 2000% ROI with Referwo Influencer Gifting Platform

Want real growth? Discover how brands like Euclove, Hannah & Henry, and Cherub Baby achieved up to 30x ROAS using Referwo’s influencer marketing platform. This blueprint breaks down the strategies, data, and tools that helped e-commerce brands scale fast and smart.


