Author name: Marcus Reed

Marcus spent 4 years working remotely and gained 20 lbs sitting at a desk. After trying and returning three different walking pads that didn't survive daily use, he started StrengthBuzz to document what actually works — built on real buyer data, manufacturer specs, and community research, not PR samples. He's not a personal trainer. He's the person who did the homework so you don't have to.

Cardio Equipment, Reviews

WalkingPad X21 Review (2026): Who Should Actually Buy This Double-Fold Treadmill?

Marcus Reed / April 23, 2026

StrengthBuzz is reader-supported. When you buy through links on our site, we may earn an affiliate commission at no extra cost to you. Read our Disclosure The WalkingPad X21 review you’re about to read is built from a different angle than most. Instead of asking “is the X21 a good treadmill?”, this WalkingPad X21 review […]