Comparisons
Sources: Websites and user manuals of various manufacturers
| Materials → | RestoreX™ | AndroPenis™ | X4™ | PeniMaster™ |
| Treatment duration | 30 to 60 minutes/day | 9 hours/day | 5 hours/day | 3 hours/day |
| Invention developed by a doctor specializing in Peyronie's disease | ✔️ | |||
| Double traction force | ✔️ | ❌ | ❌ | ❌ |
| Focusing the traction on the deformation zone | ✔️ | ❌ | ❌ | ❌ |
| Prospective randomized clinical trials for Peyronie's disease | ✔️ | ❌ | ❌ | ✔️ |
| Randomized clinical trials for penile lengthening post-prostatectomy | ✔️ | ❌ | ❌ | ✔️ |
| FDA approval and CE marking | ✔️ | ✔️ | ❌ | ❌ |