Ease of Use
Hands-free
Manual
Invasive procedure
Easy to apply
Coverage
Full scalp
Small areas
Targeted (bald spots)
Full scalp
Effectiveness
Stimulates follicles
Limited areas
Permanent solution
Supports existing hair
Cost
Moderate (one-time)
Affordable
Expensive
Affordable (ongoing)
Side Effects
Minimal
Minimal
Scarring, infection
Hormonal side effects, irritation