Side-by-Side Comparison
Find the Right System for Your Space
Every Anchor Audio system is built for a different job. Use this guide to match the right PA to your venue, audience size, and use case.
Most Powerful
Bigfoot 3
Pro portable PA — maximum power for the largest venues
$5,995
Specifications
- Coverage
- Up to 5,000 people
- Max SPL
- 130 dB
- Coverage Area
- 150′ × 150′
- Weight
- 39 lbs
- Battery Life
- Up to 8 hours
- Wireless Channels
- 4-channel wireless
Best For
- No stand required — self-standing
- Rolls on built-in wheels
- Ideal for stadiums, festivals, large outdoor events
Best Range
Beacon 3
Pro portable PA — wide-dispersion tower for mid-size venues
$4,399
Specifications
- Coverage
- Up to 2,500 people
- Max SPL
- 126 dB
- Coverage Area
- 100′ × 100′
- Weight
- 28 lbs
- Battery Life
- Up to 8 hours
- Wireless Channels
- 4-channel wireless
Best For
- 360° sound dispersion
- Folds into rolling carry case
- Ideal for outdoor ceremonies, school fields, parks
Most Portable
Liberty 3
Pro portable PA — compact and versatile for everyday use
$2,995
Specifications
- Coverage
- Up to 1,500 people
- Max SPL
- 120 dB
- Coverage Area
- 75′ × 75′
- Weight
- 17 lbs
- Battery Life
- Up to 8 hours
- Wireless Channels
- 4-channel wireless
Best For
- Lightest of the Series 3 lineup
- Shoulder strap included
- Ideal for classrooms, gyms, corporate events, fitness
Quick-Pick Guide
| Your Situation | Best Pick |
|---|---|
| Outdoor festival or stadium with 2,500–5,000+ people | Bigfoot 3 |
| Outdoor ceremony, school field, or park with up to 2,500 people | Beacon 3 |
| Classroom, gym, corporate meeting, or fitness class | Liberty 3 |
| Church or worship service (any size) | Liberty 3 or Beacon 3 |
| Marching band or athletic field | Bigfoot 3 or Beacon 3 |
Still not sure which system is right for you?
Our team is happy to help you find the perfect fit for your venue and budget.
See how these systems perform in real-world settings: Browse PA system use cases by venue type →