S30 vs Gold Mask Power 4
| Quest S30 | XP Gold Mask Power 4 | |
|---|---|---|
| Technology | VLF | VLF |
| Frequency | 13 kHz | 18 kHz |
| Frequency Type | — | — |
| Frequency Tech | Single Frequency | Single Frequency |
| Weight | 1.1 kg | 1.5 kg |
| Price | — | — |
| Best For | Park, Backyard | Gold, Small Coins |
| Waterproof | Yes | Yes |