Comparison of Sofirn SP31 v2 and Niwalker MM18JR
The side-by-side comparison of the flashlights’ specifications. The comparison table below makes it easier to choose the most fitting flashlight.
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 Sofirn SP31 v2 |
 Niwalker MM18JR |
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| Launch | ||
| 2018 | 2018 | |
| Form | ||
| flashlight | flashlight | |
| Body | ||
| Weight | ||
| 72 g | 498 g | |
| Length | ||
| 113.5 mm | 143 mm | |
| Body diameter | ||
| 55 mm | ||
| Head diameter | ||
| 23.4 mm | 67 mm | |
| Material | ||
| aluminium alloy with HAIII hard-anodized finish | aluminium alloy with HAIII hard-anodized finish | |
| Colors | ||
| black | black | |
| System | ||
| Emitter | ||
| Cree XP-L HI LED | 1 x Cree XHP35 HI LED, 2 x Cree XHP70.2 LEDs | |
| Color temperature | ||
| 5500 K | 4600 K | |
| Reflector | ||
| SMO | dual | |
| Lens | ||
| toughtened AR coated glass | toughtened AR coated glass | |
| Switch | ||
| electronic side, mechanical rear | triple electronic side | |
| Performance | ||
| Flux | ||
| 1200 lm | 10000 lm | |
| Intensity | ||
| 12707 cd | 180625 cd | |
| Throw | ||
| 225 m | 850 m | |
| CD/LM factor | ||
| 10.59 | 18.06 | |
| Software | ||
| Modes | ||
| 5 modes | 7 modes | |
| Mode memory | ||
| yes | no | |
| Ramping mode | ||
| no | no | |
| Strobe | ||
| yes | yes | |
| SOS/Beacon | ||
| yes | yes | |
| Features | ||
| Battery | ||
| 1 x 18650 Li-Ion battery | 4 x 18650 Li-Ion batteries | |
| Battery indicator | ||
| yes | yes | |
| Charger port | ||
| no | no | |
| LVP | ||
| yes | yes | |
| Thermal regulation | ||
| yes | yes | |
| Protection | ||
| IPx8 | IPx8 | |
| AUX LEDs | ||
| no | no | |
| Magnetic | ||
| no | no | |
| Specials | ||
| SMO and OP reflectors | ||
| Accessories | ||
| Package contents | ||
| 2 x spare o-rings | lanyard | |