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- HT18 vs UC52
Fenix HT18 vs Fenix UC52
What HT18 does better (3) and where UC52 wins (3) — every spec side by side.
Dimensions
Size comparison
HT18UC52
| HT18 | UC52 | Difference | |
|---|---|---|---|
| Length / height | 184 mm | 153.5 mm | +30.5 mm |
| Head diameter / width | 68 mm | 42 mm | +26 mm |
| Body diameter / depth | 26 mm | 26 mm | = |
| Weight | 220 g | 275 g | −55 g |
Drawn to the same scale from the official dimensions (front and side).
Why is HT18 better than UC52?
- Beam distance (ANSI FL1)925 m vs 253 m3.7×
- Peak beam intensity213,910 cd vs 16,000 cd13.4×
- Weight220 g vs 275 g+25%
Why is UC52 better than HT18?
- Maximum output1,500 lm vs 3,100 lm2.1×
- Maximum runtime61 h vs 82.5 h+35%
- Brightness levels4 vs 5+25%
Specifications
Side by side
| Light output | ||
| Maximum output | 1,500 lm | 3,100 lm |
| Peak beam intensity | 213,910 cd | 16,000 cd |
| Beam distance (ANSI FL1) | 925 m | 253 m |
| Light source | LED | LED |
| LED & beam | ||
| LED emitter | Luminus SFT-40 | Cree XHP70 |
| LED maker | Luminus | Cree |
| Battery & charging | ||
| Battery | 21700 Li-ion, 18650 Li-ion | AAA |
| Battery capacity | — | 3,500 mAh |
| Maximum runtime | 61 h | 82.5 h |
| Rechargeable | — | Yes |
| USB-C charging | — | No |
| Battery level indicator | Yes | Yes |
| Build & durability | ||
| Protection rating | IP68 | IP68 |
| Water protection (IPx) | IPx8 | IPx8 |
| Size & weight | ||
| Length / height | 184 mm | 153.5 mm |
| Head diameter / width | 68 mm | 42 mm |
| Body diameter / depth | 26 mm | 26 mm |
| Weight | 220 g | 275 g |
| Modes & features | ||
| Brightness levels | 4 | 5 |
| Switch | — | Side switch |
| Strobe | Yes | Yes |
| SOS / beacon | — | Yes |









