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- Astro 300 vs Lumatec Free
Black Diamond Astro 300 vs TFA Dostmann Lumatec Free
What Astro 300 does better (1) and where Lumatec Free wins (3) — every spec side by side.
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3.2Brightness & throw3.3
8.6Battery & charging3.8
3.7Build & durability9.4
Why is Astro 300 better than Lumatec Free?
- Beam distance (ANSI FL1)52 m vs 50 m+4%
Why is Lumatec Free better than Astro 300?
- Water protection (IPx)IPx4 vs IPx82×
- Maximum output300 lm vs 350 lm+17%
- Weight100 g vs 72 g+39%
Specifications
Side by side
| Light output | ||
| Maximum output | 300 lm | 350 lm |
| Beam distance (ANSI FL1) | 52 m | 50 m |
| Light source | LED | COB LED panel |
| Battery & charging | ||
| Battery | AAA | Built-in Li-ion / Li-Po |
| Battery capacity | — | 1,200 mAh |
| Maximum runtime | 140 h | — |
| Rechargeable | Yes | Yes |
| USB-C charging | — | Yes |
| Also runs on AA/AAA/CR123A | Yes | — |
| Build & durability | ||
| Protection rating | IPX4 | — |
| Water protection (IPx) | IPx4 | IPx8 |
| Submersible to | — | 2 m |
| Size & weight | ||
| Weight | 100 g | 72 g |
| Modes & features | ||
| Strobe | Yes | — |
| Colours | — | Black |
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