Comparison Console
Fenix TK21R vs Nitecore P20i
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Nitecore P20i stands out as the lightest option for weight, with about a 44% gap from the closest alternative. Nitecore P20i stands out as the cheapest option for retail price, with about a 11% gap from the closest alternative. Fenix TK21R stands out as the highest output option for max lumens, with about a 100% gap from the closest alternative.
Decision Signals
What stands out
Nitecore P20i stands out as the cheapest option for retail price, with about a 11% gap from the closest alternative.
Fenix TK21R stands out as the most expensive option for retail price, with about a 12% gap from the closest alternative.
Nitecore P20i stands out as the lightest option for weight, with about a 44% gap from the closest alternative.
Fenix TK21R stands out as the heaviest option for weight, with about a 79% gap from the closest alternative.
Nitecore P20i stands out as the lowest output option for max lumens, with about a 50% gap from the closest alternative.
Fenix TK21R stands out as the highest output option for max lumens, with about a 100% gap from the closest alternative.
Nitecore P20i stands out as the shortest runtime option for max runtime, with about a 48% gap from the closest alternative.
Fenix TK21R stands out as the longest runtime option for max runtime, with about a 91% 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$130.43Most expensive
US$116Cheapest
Weight
221.4 g (7.81 oz)Heaviest
124 g (4.37 oz)Lightest
Length
153.3 mm (6.04 in)Longest
151 mm (5.94 in)Shortest
Output
Max lumens
3600 lmHighest output
1800 lmLowest output
Max candela
Unknown
28500 cd
Beam distance
480 m (1575 ft)Highest
337 m (1106 ft)Lowest
Max runtime
4350 minLongest runtime
2280 minShortest runtime
Power & durability
Battery type
21700 lithium-ion
Rechargeable 21700 Li-ion battery (Nitecore 21700 i-series NL2140i 4000mAh)
Charging type
USB Type-C
USB Type-C
Rechargeable
Yes
Yes
IP rating
IP68
IP68 (waterproof, submersible up to 2 meters)
Impact resistance
1.5 m (5 ft)Lowest
2 m (7 ft)Highest
Material
Aluminum alloy A6061-T6
Aluminum
Use case profile
Best for
Tactical usePatrollingSearch and rescueTraffic inspectionSelf-defense
HuntingLaw EnforcementMilitaryProfessional inspection and detectionOutdoor activitiesEDC tactical use
Common praise
Very bright with strong beamSolid build qualityIP68 waterproof ratingLong runtimeFast USB-C chargingComfortable size for tactical useImproved tactile switch feel
High brightness suitable for tactical and outdoor useDual white and UV light for detection and inspectionRechargeable with USB-C and included 21700 batteryCompact yet robust build with aircraft-grade aluminumGood impact resistance and waterproof rating
Common complaints
Larger size compared to some EDC flashlightsNo detailed mode descriptions available
Relatively heavy and large for pocket EDCHigher price point compared to basic modelsMight have complex modes for casual users
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