Gold Bug vs Invenio Pro
| Fisher Gold Bug | Nokta Invenio Pro | |
|---|---|---|
| Technology | VLF | VLF |
| Frequency | 19 kHz | 5, 14, 20 kHz |
| Frequency Type | — | — |
| Frequency Tech | Single Frequency | Multi-Select |
| Weight | 1.1 kg | 5.0 kg |
| Price | — | — |
| Best For | Gold, Jewelry | Deep Treasure, Archaeology |
| Waterproof | Yes | Yes |