Comparison of Convoy M21B SST40 and Fitorch K3 Lite
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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 Convoy M21B SST40 |
 Fitorch K3 Lite |
 Add a flashlight to compare |
| Launch | ||
| 2019 | 2019 | |
| Form | ||
| flashlight | flashlight | |
| Body | ||
| Weight | ||
| 120 g | 26.2 g | |
| Length | ||
| 141.5 mm | 53 mm | |
| Body diameter | ||
| 27.1 mm | 12 mm | |
| Head diameter | ||
| 35.7 mm | 30 mm | |
| Dimensions | ||
| 53 x 12 x 30 mm | ||
| Material | ||
| aluminium alloy with HAIII hard-anodized finish | aluminium alloy with HAIII hard-anodized finish | |
| Colors | ||
| black | black blue silver |
|
| System | ||
| Emitter | ||
| Luminus SST40 LED | 1 x Cree XP-G2 LED, 1 x Cree XP-E2 LED (red), 1 x 370nm UV LED | |
| Color temperature | ||
| 6500 K / 5000 K | 6500 K | |
| Reflector | ||
| SMO | TIR | |
| Lens | ||
| AR coated glass | TIR | |
| Switch | ||
| mechanical rear, forward clicky | electronic side | |
| Performance | ||
| Flux | ||
| 2300 lm | 550 lm | |
| Intensity | ||
| 40000 cd | 2500 cd | |
| Throw | ||
| 400 m | 100 m | |
| CD/LM factor | ||
| 17.39 | 4.55 | |
| Software | ||
| Modes | ||
| 4 modes | 2 modes | |
| Mode memory | ||
| yes | no | |
| Ramping mode | ||
| no | no | |
| Strobe | ||
| no | no | |
| SOS/Beacon | ||
| no | no | |
| Features | ||
| Battery | ||
| 1 x 21700 Li-Ion battery | integrated 300mAh Li-Ion battery | |
| Battery indicator | ||
| no | yes | |
| Charger port | ||
| no | microUSB | |
| LVP | ||
| yes | yes | |
| Thermal regulation | ||
| yes | no | |
| Protection | ||
| IPx7 | IPx8 | |
| AUX LEDs | ||
| no | no | |
| Magnetic | ||
| no | no | |
| Specials | ||
| UV light red light white light |
||
| Accessories | ||
| Package contents | ||
| lanyard | keyring microUSB cable |
|