Air vs Quantum XT
| Quest Air | White's Quantum XT | |
|---|---|---|
| Technology | VLF | VLF |
| Frequency | 10 kHz | 6.59 kHz |
| Frequency Type | — | — |
| Frequency Tech | Single Frequency | Single Frequency |
| Weight | 0.9 kg | 2.0 kg |
| Price | — | — |
| Best For | Travel, Casual, Coins | Relics, Coins |
| Waterproof | Yes | Yes |