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- TK25R vs EDC37
Fenix TK25R vs Nitecore EDC37
What TK25R does better (1) and where EDC37 wins (5) — every spec side by side.
Dimensions
Size comparison
TK25REDC37
| TK25R | EDC37 | Difference | |
|---|---|---|---|
| Length / height | 164 mm | 108 mm | +56 mm |
| Head diameter / width | 36 mm | 39 mm | −3 mm |
| Weight | 225 g | 199 g | +26 g |
Drawn to the same scale from the official dimensions (front and side).
Why is TK25R better than EDC37?
- Water protection (IPx)IPx8 vs IPx42×
Why is EDC37 better than TK25R?
- Maximum output3,600 lm vs 8,000 lm2.2×
- Maximum runtime55 h vs 190 h3.5×
- Beam distance (ANSI FL1)350 m vs 420 m+20%
- Peak beam intensity30,620 cd vs 44,010 cd+44%
- Weight225 g vs 199 g+13%
Specifications
Side by side
| Light output | ||
| Maximum output | 3,600 lm | 8,000 lm |
| Peak beam intensity | 30,620 cd | 44,010 cd |
| Beam distance (ANSI FL1) | 350 m | 420 m |
| Light source | LED | LED |
| LED & beam | ||
| LED emitter | Cree XHP50 | NiteLab UHi 20 MAX |
| LED maker | Cree | NiteLab |
| Number of LEDs | — | 2 |
| Colour temperature | 5,700K | — |
| Battery & charging | ||
| Battery | 21700 Li-ion | Built-in Li-ion / Li-Po |
| Battery capacity | — | 8,000 mAh |
| Maximum runtime | 55 h | 190 h |
| Rechargeable | Yes | Yes |
| USB-C charging | Yes | Yes |
| Charging time | — | 2 h |
| Battery level indicator | Yes | — |
| Build & durability | ||
| Protection rating | IP68 | IP54 |
| Water protection (IPx) | IPx8 | IPx4 |
| Impact resistance (drop) | — | 2 m |
| Size & weight | ||
| Length / height | 164 mm | 108 mm |
| Head diameter / width | 36 mm | 39 mm |
| Body diameter / depth | 26.2 mm | — |
| Weight | 225 g | 199 g |
| Modes & features | ||
| Switch | Dual switches | Tail switch |
| Strobe | Yes | Yes |
| Red light | Yes | — |
| UV light | Yes | — |
| Green / blue / RGB light | Yes | — |
| Lockout | Yes | Yes |
| Mode memory | Yes | — |
| Colours | — | Black |
