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- Bilby 400 vs Seek 420
Knog Bilby 400 vs Silva Seek 420
What Bilby 400 does better (0) and where Seek 420 wins (4) — every spec side by side.
Why is Bilby 400 better than Seek 420?
Bilby 400 has no measurable advantages in this pair.
Why is Seek 420 better than Bilby 400?
- Maximum output400 lm vs 420 lm+5%
- Submersible to1 m vs 2 m2×
- Water protection (IPx)IPx7 vs IPx8+14%
- Maximum runtime105 h vs 110 h+5%
Specifications
Side by side
| Light output | ||
| Maximum output | 400 lm | 420 lm |
| Peak beam intensity | 2,500 cd | — |
| Beam distance (ANSI FL1) | 100 m | — |
| Runtime at maximum output | 300 min | — |
| Light source | LED | LED |
| LED & beam | ||
| Number of LEDs | 5 | 3 |
| Battery & charging | ||
| Battery | — | AAA |
| Maximum runtime | 105 h | 110 h |
| Rechargeable | Yes | 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 |
| Size & weight | ||
| Weight | — | 92 g |
| Modes & features | ||
| Red light | Yes | Yes |
| Colours | — | Blue |
