Comparison Console
Fenix PD36R vs Olight Seeker 4 Pro
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Fenix PD36R stands out as the lightest option for weight, with about a 25% gap from the closest alternative. Fenix PD36R stands out as the cheapest option for retail price, with about a 13% gap from the closest alternative. Olight Seeker 4 Pro stands out as the highest output option for max lumens, with about a 171% gap from the closest alternative.
Decision Signals
What stands out
Fenix PD36R stands out as the cheapest option for retail price, with about a 13% gap from the closest alternative.
Olight Seeker 4 Pro stands out as the most expensive option for retail price, with about a 15% gap from the closest alternative.
Fenix PD36R stands out as the lightest option for weight, with about a 25% gap from the closest alternative.
Olight Seeker 4 Pro stands out as the heaviest option for weight, with about a 34% gap from the closest alternative.
Fenix PD36R stands out as the lowest output option for max lumens, with about a 63% gap from the closest alternative.
Olight Seeker 4 Pro stands out as the highest output option for max lumens, with about a 171% gap from the closest alternative.
Olight Seeker 4 Pro stands out as the shortest runtime option for max runtime, with about a 100% gap from the closest alternative.
Fenix PD36R stands out as the longest runtime option for max runtime, with about a 48100% 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.
Price & carry
Retail price
US$121.35Cheapest
US$139.99Most expensive
Weight
167 g (5.89 oz)Lightest
223 g (7.87 oz)Heaviest
Length
140.7 mm (5.54 in)Longest
133 mm (5.24 in)Shortest
Output
Max lumens
1700 lmLowest output
4600 lmHighest output
Max candela
132000 cdHighest candela
16900 cdLowest candela
Beam distance
396 m (1299 ft)Highest
260 m (853 ft)Lowest
Max runtime
28920 minLongest runtime
60 minShortest runtime
Power & durability
Battery type
1 rechargeable 21700 lithium-ion battery
21700 rechargeable lithium-ion (proprietary)
Charging type
USB Type-C 18W fast charging
USB-C, magnetic (optional MCC3 charger)
Rechargeable
Yes
Yes
IP rating
IP68
IPX8
Impact resistance
1.5 m (5 ft)
1.5 m (5 ft)
Material
6061-T6 Aluminum with HAIII hard-anodized finish
Anodized aluminum alloy with rubberized grip
Use case profile
Best for
EDC and outdoor lightingExtended outdoor adventuresUsers needing a bright, durable, rechargeable flashlight
EDC useCampingHikingMaintenanceNight dutyDog walkingEmergencyFlood illuminationTerrain lighting
Common praise
Impressive brightness and beam distanceExcellent battery runtime and fast USB-C chargingRugged build quality with IP68 waterproof ratingVersatile 2-way body clip for hands-free carry
Bright output with a wide and smooth flood beamConvenient dual charging options including USB-CIntuitive rotary switch with stepless dimmingDurable IPX8 waterproof ratingBuilt-in charging holster with multiple carrying options
Common complaints
Higher cost compared to simpler flashlightsFlat side switch can be hard to locate by feel
Auto-lock feature can be frustrating without holsterWeight may be heavy for some users for pocket carry