Lavatools
Lavatools Javelin PRO Duo
$49.99Cheaper
Best Meat Thermometers · head-to-head
Lavatools Javelin PRO Duo vs FireBoard 2
A sourced, side-by-side comparison. Lavatools Javelin PRO Duo is cheaper at $49.99. Every spec and price links to its source.
FireBoard
FireBoard 2
$199
Which is better: the Lavatools Javelin PRO Duo or FireBoard 2?
On the specs we track, they're closely matched. The Lavatools Javelin PRO Duo is the cheaper at $49.99.
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Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | Lavatools Javelin PRO Duo | FireBoard 2 |
|---|---|---|
| US price | $49.99 | $199 |
| Brand | Lavatools | FireBoard |
| Released | — | — |
| Probe type | instant-read | leave-in-wired |
| Temp range fahrenheit | -40 to 482 | -94 to 752 |
| Accuracy fahrenheit | 0.9 | ±0.7 |
| Response time sec | 3 | — |
| Num probes | 1 | 3 |
| Connectivity | none | bluetooth-wifi |
| Wireless range (ft) | 0 | — |
| Water resistance rating | IP65 | none |
| Battery life hrs | 4000 | 30 |
| Display type | rotating-lcd | lcd |
| Weight grams | — | — |
Sources — Lavatools Javelin PRO Duo: lavatools.co (verified 2026-07-11). FireBoard 2: fireboard.com (verified 2026-07-11).
What's the difference between the Lavatools Javelin PRO Duo and FireBoard 2?
Where the two actually differ on the specs we track (8 of 11). Matching specs are omitted.
- Probe type: Lavatools Javelin PRO Duo instant-read vs FireBoard 2 leave-in-wired
- Temp range fahrenheit: Lavatools Javelin PRO Duo -40 to 482 vs FireBoard 2 -94 to 752
- Accuracy fahrenheit: Lavatools Javelin PRO Duo 0.9 vs FireBoard 2 ±0.7
- Num probes: Lavatools Javelin PRO Duo 1 vs FireBoard 2 3
- Connectivity: Lavatools Javelin PRO Duo none vs FireBoard 2 bluetooth-wifi
- Water resistance rating: Lavatools Javelin PRO Duo IP65 vs FireBoard 2 none
- Battery life hrs: Lavatools Javelin PRO Duo 4000 vs FireBoard 2 30
- Display type: Lavatools Javelin PRO Duo rotating-lcd vs FireBoard 2 lcd