Building Structured Product Comparisons with...

How we built SmartReview's comparison engine to serve 50K+ monthly "X vs Y" searches — and what we learned along the way. If you've ever searched "AirPods vs Sony WF-1000XM5" or "Roomba vs Roborock," you've seen comparison content. Most of it is mediocre — walls of text that don't actually help you decide. We built SmartReview to fix that. Here's the technical architecture behind our AI-powered comparison engine. The Problem Comparison searches ("X vs Y") represent a massive, underserved search