Comparison Table

Setup Time

Very short (minutes)

Longer (15–30 minutes)

Impedance Quality

Higher (20–100 kΩ typical)

Lower (<10 kΩ achievable)

Comfort

High (no gel, no residue)

Moderate (gel can dry, sticky)

Cleaning Effort

Wipe only

Wash + disinfect after each use

Best For

Mobile, quick recordings

High-quality lab recordings