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- K40M vs EDC37
Acebeam K40M vs Nitecore EDC37
What K40M does better (2) and where EDC37 wins (1) — every spec side by side.
Why is K40M better than EDC37?
- Beam distance (ANSI FL1)500 m vs 420 m+19%
- Peak beam intensity62,500 cd vs 44,010 cd+42%
Why is EDC37 better than K40M?
- Maximum output3,000 lm vs 8,000 lm2.7×
Specifications
Side by side
| Light output | ||
| Maximum output | 3,000 lm | 8,000 lm |
| Peak beam intensity | 62,500 cd | 44,010 cd |
| Beam distance (ANSI FL1) | 500 m | 420 m |
| Light source | LED | LED |
| LED & beam | ||
| LED emitter | — | NiteLab UHi 20 MAX |
| LED maker | Cree | NiteLab |
| Number of LEDs | — | 2 |
| Battery & charging | ||
| Battery | — | Built-in Li-ion / Li-Po |
| Battery capacity | — | 8,000 mAh |
| Maximum runtime | — | 190 h |
| Rechargeable | — | Yes |
| USB-C charging | — | Yes |
| Charging time | — | 2 h |
| Build & durability | ||
| Protection rating | — | IP54 |
| Water protection (IPx) | — | IPx4 |
| Impact resistance (drop) | — | 2 m |
| Size & weight | ||
| Length / height | — | 108 mm |
| Head diameter / width | — | 39 mm |
| Weight | — | 199 g |
| Modes & features | ||
| Switch | — | Tail switch |
| Strobe | — | Yes |
| Lockout | — | Yes |
| Colours | — | Black |









