
If you have come across a creepy pest in your home but don’t know if it’s a cockroach or a water bug, this guide is for you. This guide will help you understand the similarities and differences between these two insects and develop effective strategy to eliminate them. Physical Differences between Water Bugs and Cockroaches Trait Water Bugs Cockroaches Size Larger (up to 4 inches) Smaller (1–2 inches) Color Dark