Convoy L21B vs Convoy M21K
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Quick take: The Convoy L21B costs $0.6499999999999986 less; the Convoy M21K is brighter (8,000 vs 1,100 lm); the Convoy L21B throws farther (1549m vs 722m); the Convoy M21K runs longer on high (48 vs 2 hrs).
| Spec | Convoy L21B | Convoy M21K |
|---|---|---|
| Price | $30 | $30.65 |
| Rating | — | — |
| Type | Thrower | Thrower |
| Lumens | 1,100 lm | 8,000 lm |
| Candela | 600,000 cd | 130,321 cd |
| Beam distance | 1549m | 722m |
| Runtime | 2 hrs (high) | 48 min (high), 7 min (turbo) |
| Battery | 21700 | 21700 |
| LED | Osram CULPM1 | Lumenpioneer LHP73B 5000K |
| Beam type | Throw | Throw |
| Modes | 4 Stepped | Ramping + Stepped |
| UI | Biscotti | Side e-switch |
| IP rating | IPX8 | |
| CRI | 70 | 64 |
| Weight | 10.5 oz | 7.6 oz |
| Dimensions | 6.5 x 2.4 in | 5.6 x 2.2 in |
| Warranty | 1 Year | 1 Year |
What owners report
Convoy L21B
- ✓Around 1,300 m of measured ANSI throw — best in class at the price
- ✓SFT-40-W domeless emitter that handles 10+ amps
- ✓Capable 8-amp buck driver borrowed from a higher-end design
- ✓Stable tailstand
- ✓Convoy's informal but genuinely responsive parts-and-repair support
- ✗Body texturing isn't aggressive — slippery in the wet
- ✗Only a basic lanyard included for carry
- ✗No charging, and cells with built-in charging won't fit
- ✗Protected 21700s are too long
- ✗Biscotti interface is basic compared with modern firmware