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- NU20 vs DUO RL
Nitecore NU20 vs Petzl DUO RL
What NU20 does better (3) and where DUO RL wins (5) — every spec side by side.
Why is NU20 better than DUO RL?
- Weight38 g vs 390 g10.3×
- Charging time1 h vs 4 h4×
- Maximum runtime97 h vs 72 h+35%
Why is DUO RL better than NU20?
- Maximum output360 lm vs 2,800 lm7.8×
- Beam distance (ANSI FL1)109 m vs 255 m2.3×
- Peak beam intensity2,963 cd vs 16,260 cd5.5×
- Battery capacity500 mAh vs 3,200 mAh6.4×
- Water protection (IPx)IPx6 vs IPx7+17%
Specifications
Side by side
| Light output | ||
| Maximum output | 360 lm | 2,800 lm |
| Peak beam intensity | 2,963 cd | 16,260 cd |
| Beam distance (ANSI FL1) | 109 m | 255 m |
| Runtime at maximum output | — | 1,080 min |
| Light source | LED | LED |
| Adjustable focus (zoom) | — | Yes |
| LED & beam | ||
| Colour rendering (CRI) | 90 | — |
| Battery & charging | ||
| Battery | — | Built-in Li-ion / Li-Po |
| Battery capacity | 500 mAh | 3,200 mAh |
| Maximum runtime | 97 h | 72 h |
| Rechargeable | Yes | Yes |
| USB-C charging | Yes | — |
| Charging time | 1 h | 4 h |
| Build & durability | ||
| Protection rating | IP66 | IP67 |
| Water protection (IPx) | IPx6 | IPx7 |
| Submersible to | — | 1 m |
| Impact resistance (drop) | 1 m | — |
| Body material | Plastic / polymer | Aluminium |
| Size & weight | ||
| Weight | 38 g | 390 g |
| Modes & features | ||
| Motion / reactive sensor | — | Yes |
| Lockout | Yes | — |
| Colours | — | Black |
