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- 425 vs SL 400 AF
BioLite 425 vs Brennenstuhl SL 400 AF
What 425 does better (1) and where SL 400 AF wins (0) — every spec side by side.
Why is 425 better than SL 400 AF?
- Maximum output425 lm vs 400 lm+6%
Why is SL 400 AF better than 425?
SL 400 AF has no measurable advantages in this pair.
Specifications
Side by side
| Light output | ||
| Maximum output | 425 lm | 400 lm |
| Light source | LED | LED |
| Battery & charging | ||
| Maximum runtime | 60 h | — |
| USB-C charging | Yes | — |
| Battery level indicator | Yes | — |
| Build & durability | ||
| Water protection (IPx) | IPx4 | IPx4 |
| Body material | Plastic / polymer | Plastic / polymer |
| Size & weight | ||
| Weight | 78 g | — |
| Modes & features | ||
| SOS / beacon | — | Yes |
| Red light | — | Yes |
| Colours | — | Red |









