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Fenix TK25R vs Fenix TK21R
Fenix TK25R ($139.95) vs Fenix TK21R ($134.95) — side-by-side specs, weight, pros and cons to help you pick the right flashlight.
Spec-by-spec
| Spec | Fenix TK25R | Fenix TK21R |
|---|---|---|
| Price | $139.95 | $134.95 |
| Weight | 225g | 221.4g |
| Output | 3,600 lumens, 350 m | 3,600 lumens, 480 m |
| LED | One Luminus Cree11 lig XHP50.3-LED | One Luminus SFT90 |
| Modes | 11 lighting modes, including four levels of forward-facing white light and Strobe, plus six modes of side light, which include two levels of white light, UV light, red light, red flash, and red and blue flash | Five lighting modes including four brightness levels and Strobe |
| Battery | 5000 V2.0 rechargeable Li-ion battery | 6000mAh rechargeable li-ion battery |
| Size | Length 164 mm, Head 36 mm, Body 26.2 mm | Length 159.5 mm, Head 36 mm, Body 25.4 mm |
| Runtime | 55 hours max | 72 hours 30 minutes max |
| Weight | 225g incl. battery (fenixlighting.com spec text: 7.94 oz (225g) including battery) | 221.4g incl. battery (fenixlighting.com spec text: 7.81 oz. (221.4g) including battery) |
Pros & Cons
Fenix TK25R
- 3,600 lumens and 350 m of throw
- Runs on 5000 V2.0 rechargeable Li-ion battery
- 225 g with the battery
- Limited lifetime guarantee from Fenix Lighting USA
- 225 g is heavy for a pocket
- Fenix's 55 hours runtime is its longest figure, normally at the lowest level, not at full output
Fenix TK21R
- 3,600 lumens and 480 m of throw
- Runs on 6000mAh rechargeable li-ion battery
- 221.4 g with the battery
- Limited lifetime guarantee from Fenix Lighting USA
- 221.4 g is heavy for a pocket
- Fenix's 72 hours 30 minutes runtime is its longest figure, normally at the lowest level, not at full output
Fenix TK21R is the better value at $134.95. Both are part of our curated flashlight index — tap through to check current pricing.