Comparison Console
Fenix PD36R Pro vs Fenix TK21R
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Fenix PD36R Pro stands out as the lightest option for weight, with about a 24% gap from the closest alternative. Fenix TK21R stands out as the cheapest option for retail price, with about a 7% gap from the closest alternative. Fenix TK21R stands out as the highest output option for max lumens, with about a 29% gap from the closest alternative.
Decision Signals
What stands out
Fenix TK21R stands out as the cheapest option for retail price, with about a 7% gap from the closest alternative.
Fenix PD36R Pro stands out as the most expensive option for retail price, with about a 7% gap from the closest alternative.
Fenix PD36R Pro stands out as the lightest option for weight, with about a 24% gap from the closest alternative.
Fenix TK21R stands out as the heaviest option for weight, with about a 31% gap from the closest alternative.
Fenix PD36R Pro stands out as the lowest output option for max lumens, with about a 22% gap from the closest alternative.
Fenix TK21R stands out as the highest output option for max lumens, with about a 29% gap from the closest alternative.
Fenix PD36R Pro stands out as the shortest runtime option for max runtime, with about a 42% gap from the closest alternative.
Fenix TK21R stands out as the longest runtime option for max runtime, with about a 73% 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$140Most expensive
US$130.43Cheapest
Weight
169 g (5.96 oz)Lightest
221.4 g (7.81 oz)Heaviest
Length
145.8 mm (5.74 in)Shortest
153.3 mm (6.04 in)Longest
Output
Max lumens
2800 lmLowest output
3600 lmHighest output
Max candela
36600 cd
Unknown
Beam distance
381 m (1250 ft)Lowest
480 m (1575 ft)Highest
Max runtime
2520 minShortest runtime
4350 minLongest runtime
Power & durability
Battery type
21700 rechargeable Li-ion
21700 lithium-ion
Charging type
USB Type-C
USB Type-C
Rechargeable
Yes
Yes
IP rating
IP68
IP68
Impact resistance
1.5 m (5 ft)
1.5 m (5 ft)
Material
High-strength aluminum
Aluminum alloy A6061-T6
Use case profile
Best for
Tactical useLaw enforcementOutdoor adventureProfessional applications
Tactical usePatrollingSearch and rescueTraffic inspectionSelf-defense
Common praise
Very bright 2800 lumens outputRobust build quality with IP68 ratingConvenient USB-C chargingTactical dual tail switch usabilityLong battery runtime up to 42 hours
Very bright with strong beamSolid build qualityIP68 waterproof ratingLong runtimeFast USB-C chargingComfortable size for tactical useImproved tactile switch feel
Common complaints
None clearly stated in sources
Larger size compared to some EDC flashlightsNo detailed mode descriptions available