TDI Pro vs Relic Magnum 7a
| White's TDI Pro | Compass Relic Magnum 7a | |
|---|---|---|
| Technology | PI | VLF |
| Frequency | N/A | 15 kHz |
| Frequency Type | — | — |
| Frequency Tech | Pulse Scan | Single Frequency |
| Weight | 2.5 kg | 2.4 kg |
| Price | — | — |
| Best For | Gold Prospecting, Deep Relics | Deep Relics |
| Waterproof | Yes | Yes |