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- TK25 vs MT21C
Fenix TK25 vs Nitecore MT21C
What TK25 does better (1) and where MT21C wins (2) — every spec side by side.
Dimensions
Size comparison
TK25MT21C
| TK25 | MT21C | Difference | |
|---|---|---|---|
| Length / height | 143 mm | 131 mm | +12 mm |
| Head diameter / width | 40 mm | 25 mm | +15 mm |
| Weight | 156 g | 104 g | +52 g |
Drawn to the same scale from the official dimensions (front and side).
Why is TK25 better than MT21C?
- Beam distance (ANSI FL1)225 m vs 184 m+22%
Why is MT21C better than TK25?
- Maximum runtime110 h vs 700 h6.4×
- Weight156 g vs 104 g+50%
Specifications
Side by side
| Light output | ||
| Maximum output | 1,000 lm | 1,000 lm |
| Beam distance (ANSI FL1) | 225 m | 184 m |
| Light source | LED | LED |
| LED & beam | ||
| Number of LEDs | — | 1 |
| Battery & charging | ||
| Battery | 18650 Li-ion | 18650 Li-ion |
| Maximum runtime | 110 h | 700 h |
| Rechargeable | Yes | Yes |
| Battery level indicator | — | Yes |
| Build & durability | ||
| Water protection (IPx) | — | IPx8 |
| Submersible to | — | 2 m |
| Body material | Aluminium | Aluminium |
| Magnetic tail / base | — | Yes |
| Pocket clip | — | Yes |
| Size & weight | ||
| Length / height | 143 mm | 131 mm |
| Head diameter / width | 40 mm | 25 mm |
| Weight | 156 g | 104 g |
| Modes & features | ||
| Red light | Yes | — |
| Colours | Black | Black |








