Fenix PD25 stands out as the lightest option for weight, with about a 46% gap from the closest alternative. Fenix PD25 stands out as the cheapest option for retail price, with about a 6% gap from the closest alternative. Olight Arkfeld UV stands out as the highest output option for max lumens, with about a 82% gap from the closest alternative.
Decision Signals
What stands out
Cheapest
Fenix PD25 stands out as the cheapest option for retail price, with about a 6% gap from the closest alternative.
Most expensive
Olight Arkfeld UV stands out as the most expensive option for retail price, with about a 7% gap from the closest alternative.
Lightest
Fenix PD25 stands out as the lightest option for weight, with about a 46% gap from the closest alternative.
Heaviest
Olight Arkfeld UV stands out as the heaviest option for weight, with about a 85% gap from the closest alternative.
Lowest output
Fenix PD25 stands out as the lowest output option for max lumens, with about a 45% gap from the closest alternative.
Highest output
Olight Arkfeld UV stands out as the highest output option for max lumens, with about a 82% gap from the closest alternative.
Shortest runtime
Olight Arkfeld UV stands out as the shortest runtime option for max runtime, with about a 96% gap from the closest alternative.
Longest runtime
Fenix PD25 stands out as the longest runtime option for max runtime, with about a 2665% gap from the closest alternative.
Specification Profile
Relative dimensions at a glance
Each axis is normalized against the largest raw value among the products in this comparison. Farther outward means a larger value, not necessarily a better result. Axes with an unverified value are omitted.
One 16340 rechargeable Li-ion or 3V CR123A Lithium battery
Built-in rechargeable battery
Charging type
USB rechargeable (ARB-L16-700U included)
Proprietary magnetic charging cable
Rechargeable
Yes
Yes
IP rating
IPX8 (waterproof to 2 meters)
IPX7
Impact resistance
1 m (3 ft)
Unknown
Material
Aircraft-grade aluminum with Type III hard-anodized anti-abrasion finish
Anodized aluminum
Use case profile
Best for
▣EDC▣Outdoor use▣Tactical applications
▣EDC▣UV light utility▣Multipurpose use▣Pocket carry▣Waterproof use
Common praise
✓Compact size yet powerful output✓Durable aircraft-grade aluminum construction✓Good battery options with included rechargeable 16340 cell✓Dual-switch design with momentary-on tail switch✓Waterproof to 2 meters IPX8 rating✓Long runtime on lowest setting
✓Compact and pocketable flat design✓High max output of 1000 lumens✓Versatile UV light function✓Five brightness modes plus strobe and UV✓IPX7 waterproof rating✓Quick 2-hour recharge time✓Lightweight at approximately 87 grams✓Good build quality with anodized aluminum and anti-slip texturing✓Useful clip for secure pocket carry
Common complaints
⚠Relatively large size for a 16340 battery light⚠Mode memory can be confusing if last mode was strobe
⚠Short runtime at max 1000 lumens (approx 4-110 minutes)⚠Switching between UV and white light can be awkward⚠No specified impact resistance rating