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- Bilby 400 vs 515517
Knog Bilby 400 vs Underwater Kinetics 515517
What Bilby 400 does better (2) and where 515517 wins (2) — every spec side by side.
Why is Bilby 400 better than 515517?
- Maximum output400 lm vs 100 lm4×
- Beam distance (ANSI FL1)100 m vs 80 m+25%
Why is 515517 better than Bilby 400?
- Submersible to1 m vs 2 m2×
- Water protection (IPx)IPx7 vs IPx8+14%
Specifications
Side by side
| Light output | ||
| Maximum output | 400 lm | 100 lm |
| Peak beam intensity | 2,500 cd | — |
| Beam distance (ANSI FL1) | 100 m | 80 m |
| Runtime at maximum output | 300 min | — |
| Light source | LED | LED |
| LED & beam | ||
| Number of LEDs | 5 | — |
| Battery & charging | ||
| Battery | — | AA |
| Number of batteries | — | 2 |
| Maximum runtime | 105 h | — |
| Rechargeable | Yes | — |
| Battery level indicator | Yes | — |
| Build & durability | ||
| Protection rating | IP67 | — |
| Water protection (IPx) | IPx7 | IPx8 |
| Submersible to | 1 m | 2 m |
| Body material | — | Plastic / polymer |
| Modes & features | ||
| Red light | Yes | — |
| Colours | — | Yellow, Black |









