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- LR36R vs TK21R
Fenix LR36R vs Fenix TK21R
What LR36R does better (4) and where TK21R wins (1) — every spec side by side.
Dimensions
Size comparison
LR36RTK21R
| LR36R | TK21R | Difference | |
|---|---|---|---|
| Length / height | 160.7 mm | 159.5 mm | +1.2 mm |
| Head diameter / width | 56.2 mm | 36 mm | +20.2 mm |
| Body diameter / depth | 55.1 mm | 25.4 mm | +29.7 mm |
| Weight | 493 g | 221 g | +272 g |
Drawn to the same scale from the official dimensions (front and side).
Why is LR36R better than TK21R?
- Maximum output10,000 lm vs 3,600 lm2.8×
- Beam distance (ANSI FL1)1,260 m vs 480 m2.6×
- Peak beam intensity396,900 cd vs 57,600 cd6.9×
- Maximum runtime102 h vs 72.5 h+41%
Why is TK21R better than LR36R?
- Weight493 g vs 221 g2.2×
Specifications
Side by side
| Light output | ||
| Maximum output | 10,000 lm | 3,600 lm |
| Peak beam intensity | 396,900 cd | 57,600 cd |
| Beam distance (ANSI FL1) | 1,260 m | 480 m |
| Light source | LEP (laser-excited phosphor) | LED |
| LED & beam | ||
| LED emitter | Luminus SST-25 | Luminus SFT-90 |
| LED maker | Luminus | Luminus |
| Number of LEDs | 25 | — |
| Colour temperature | 6,000K | 6,600K |
| Adjustable colour temperature | Yes | — |
| Battery & charging | ||
| Battery | 21700 Li-ion | 21700 Li-ion |
| Battery capacity | — | 6,000 mAh |
| Maximum runtime | 102 h | 72.5 h |
| Rechargeable | Yes | Yes |
| USB-C charging | Yes | Yes |
| Battery level indicator | Yes | Yes |
| Build & durability | ||
| Protection rating | IP68 | IP68 |
| Water protection (IPx) | IPx8 | IPx8 |
| Body material | — | Aluminium |
| Size & weight | ||
| Length / height | 160.7 mm | 159.5 mm |
| Head diameter / width | 56.2 mm | 36 mm |
| Body diameter / depth | 55.1 mm | 25.4 mm |
| Weight | 493 g | 221 g |
| Modes & features | ||
| Stepless (ramping) brightness | Yes | — |
| Switch | Rotary / scroll wheel | Dual switches |
| Tactical tail switch (momentary on) | — | Yes |
| Strobe | Yes | Yes |
| SOS / beacon | Yes | — |
| Laser pointer / aiming laser | Yes | — |
| Lockout | Yes | — |
| Mode memory | Yes | Yes |
