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- PD40R V2.0 vs UC52
Fenix PD40R V2.0 vs Fenix UC52
What PD40R V2.0 does better (5) and where UC52 wins (2) — every spec side by side.
vs
7.1Brightness & throw5.6
7.2Battery & charging4.3
8.3Build & durability5.0
3.5Light quality7.9
5.9Features5.9
Dimensions
Size comparison
PD40R V2.0UC52
| PD40R V2.0 | UC52 | Difference | |
|---|---|---|---|
| Length / height | 138 mm | 153.5 mm | −15.5 mm |
| Head diameter / width | 33.2 mm | 42 mm | −8.8 mm |
| Body diameter / depth | 26 mm | 26 mm | = |
| Weight | 116 g | 275 g | −159 g |
Drawn to the same scale from the official dimensions (front and side).
Why is PD40R V2.0 better than UC52?
- Peak beam intensity41,010 cd vs 16,000 cd2.6×
- Weight116 g vs 275 g2.4×
- Beam distance (ANSI FL1)405 m vs 253 m+60%
- USB-C chargingYes · UC52: No
- Maximum runtime88.2 h vs 82.5 h+7%
Why is UC52 better than PD40R V2.0?
- Maximum output3,000 lm vs 3,100 lm+3%
- Brightness levels4 vs 5+25%
Specifications
Side by side
| Light output | ||
| Maximum output | 3,000 lm | 3,100 lm |
| Peak beam intensity | 41,010 cd | 16,000 cd |
| Beam distance (ANSI FL1) | 405 m | 253 m |
| Light source | LED | LED |
| LED & beam | ||
| LED emitter | Luminus SST-70 | Cree XHP70 |
| LED maker | Luminus | Cree |
| Battery & charging | ||
| Battery | 21700 Li-ion, 18650 Li-ion | AAA |
| Battery capacity | — | 3,500 mAh |
| Maximum runtime | 88.2 h | 82.5 h |
| Rechargeable | Yes | Yes |
| USB-C charging | Yes | No |
| Battery level indicator | Yes | Yes |
| Build & durability | ||
| Protection rating | IP68 | IP68 |
| Water protection (IPx) | IPx8 | IPx8 |
| Submersible to | 2 m | — |
| Size & weight | ||
| Length / height | 138 mm | 153.5 mm |
| Head diameter / width | 33.2 mm | 42 mm |
| Body diameter / depth | 26 mm | 26 mm |
| Weight | 116 g | 275 g |
| Modes & features | ||
| Brightness levels | 4 | 5 |
| Switch | Rotary / scroll wheel | Side switch |
| Strobe | Yes | Yes |
| SOS / beacon | — | Yes |









