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- NU21 vs NU33
Nitecore NU21 vs Nitecore NU33
What NU21 does better (1) and where NU33 wins (6) — every spec side by side.
Why is NU21 better than NU33?
- Weight44 g vs 96 g2.2×
Why is NU33 better than NU21?
- Beam distance (ANSI FL1)58 m vs 135 m2.3×
- Maximum output360 lm vs 700 lm+94%
- Peak beam intensity840 cd vs 4,578 cd5.4×
- Battery capacity500 mAh vs 2,000 mAh4×
- Maximum runtime37 h vs 147 h4×
- Water protection (IPx)IPx6 vs IPx7+17%
Specifications
Side by side
| Light output | ||
| Maximum output | 360 lm | 700 lm |
| Peak beam intensity | 840 cd | 4,578 cd |
| Beam distance (ANSI FL1) | 58 m | 135 m |
| Light source | LED | LED |
| LED & beam | ||
| Number of LEDs | 2 | — |
| Colour rendering (CRI) | — | 90 |
| Battery & charging | ||
| Battery | Built-in Li-ion / Li-Po | AAA |
| Battery capacity | 500 mAh | 2,000 mAh |
| Maximum runtime | 37 h | 147 h |
| Rechargeable | Yes | Yes |
| USB-C charging | Yes | Yes |
| Charging time | — | 1 h |
| Battery level indicator | Yes | Yes |
| Build & durability | ||
| Protection rating | IP66 | IP66 |
| Water protection (IPx) | IPx6 | IPx7 |
| Impact resistance (drop) | 1 m | 1 m |
| Body material | Plastic / polymer | Aluminium |
| Size & weight | ||
| Weight | 44 g | 96 g |
| Modes & features | ||
| SOS / beacon | Yes | Yes |
| Red light | Yes | Yes |
| Lockout | Yes | Yes |
| Colours | — | Black |
