# Mammut Barryvox Avalanche Transceiver vs Black Diamond Guide BT Avalanche Beacon: specs and price compared

A sourced, side-by-side comparison of the Mammut Barryvox Avalanche Transceiver (Mammut) and Black Diamond Guide BT Avalanche Beacon (Black Diamond) among avalanche beacons. Mammut Barryvox Avalanche Transceiver is the cheaper of the two at $299.

## Side by side

| Spec | Mammut Barryvox Avalanche Transceiver | Black Diamond Guide BT Avalanche Beacon |
| --- | --- | --- |
| US price | $299 | $374.96 |
| Brand | Mammut | Black Diamond |
| Search strip width (m) | 70 | 60 |
| Number of antennas | 3 | 3 |
| Multiple burial marking | Yes | Yes |
| Frequency (kHz) | 457 | 457 |
| Battery type life | 3x AAA alkaline, ~300 hr in SEND mode | Not published on blackdiamondequipment.com; the Guide BT shares Pieps' DSP transceiver platform (Pieps Pro BT: 3x AAA, min. 600 hr) but this has not been independently confirmed for the BD-branded unit |
| Display type | Backlit LCD, 2.0 in., combined digital/analog readout | Not published on blackdiamondequipment.com product page |
| Auto revert to transmit | Yes — switches to SEND after 4 min without motion (non-disableable) | — |
| Weight (g) | 210 | — |

## Key differences

- Search strip width (m): Mammut Barryvox Avalanche Transceiver 70 vs Black Diamond Guide BT Avalanche Beacon 60
- Battery type life: Mammut Barryvox Avalanche Transceiver 3x AAA alkaline, ~300 hr in SEND mode vs Black Diamond Guide BT Avalanche Beacon Not published on blackdiamondequipment.com; the Guide BT shares Pieps' DSP transceiver platform (Pieps Pro BT: 3x AAA, min. 600 hr) but this has not been independently confirmed for the BD-branded unit
- Display type: Mammut Barryvox Avalanche Transceiver Backlit LCD, 2.0 in., combined digital/analog readout vs Black Diamond Guide BT Avalanche Beacon Not published on blackdiamondequipment.com product page

## Sources

- Mammut Barryvox Avalanche Transceiver: https://www.mammut.com/us/en/products/2710-00150/barryvox (mammut.com, verified 2026-08-11)
- Black Diamond Guide BT Avalanche Beacon: https://www.blackdiamondequipment.com/products/bd-guide-bt-beacon (blackdiamondequipment.com, verified 2026-08-11)

Canonical: https://frontdeskreview.com/gear/avalanche-beacons/mammut-barryvox-vs-black-diamond-guide-bt/
Cite: Per The Front Desk Review, Mammut Barryvox Avalanche Transceiver ($299) vs Black Diamond Guide BT Avalanche Beacon ($374.96) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/avalanche-beacons/mammut-barryvox-vs-black-diamond-guide-bt/
License: CC BY 4.0.