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- UT27 vs DUO RL
Nitecore UT27 vs Petzl DUO RL
What UT27 does better (1) and where DUO RL wins (6) — every spec side by side.
Why is UT27 better than DUO RL?
- Weight74 g vs 390 g5.3×
Why is DUO RL better than UT27?
- Maximum output800 lm vs 2,800 lm3.5×
- Maximum runtime14 h vs 72 h5.1×
- Peak beam intensity7,124 cd vs 16,260 cd2.3×
- Battery capacity1,500 mAh vs 3,200 mAh2.1×
- Beam distance (ANSI FL1)168 m vs 255 m+52%
- Water protection (IPx)IPx6 vs IPx7+17%
Specifications
Side by side
| Light output | ||
| Maximum output | 800 lm | 2,800 lm |
| Peak beam intensity | 7,124 cd | 16,260 cd |
| Beam distance (ANSI FL1) | 168 m | 255 m |
| Runtime at maximum output | — | 1,080 min |
| Light source | LED | LED |
| Adjustable focus (zoom) | — | Yes |
| LED & beam | ||
| Number of LEDs | 2 | — |
| Colour rendering (CRI) | 97 | — |
| Colour temperature | 3,000K | — |
| Adjustable colour temperature | Yes | — |
| Battery & charging | ||
| Battery | AAA | Built-in Li-ion / Li-Po |
| Battery capacity | 1,500 mAh | 3,200 mAh |
| Maximum runtime | 14 h | 72 h |
| Rechargeable | Yes | Yes |
| USB-C charging | Yes | — |
| Charging time | — | 4 h |
| Also runs on AA/AAA/CR123A | Yes | — |
| 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 | 74 g | 390 g |
| Modes & features | ||
| Red light | Yes | — |
| Motion / reactive sensor | — | Yes |
| Lockout | Yes | — |
| Colours | — | Black |









