Comparison Console
Fenix TK20R V2.0 vs Nitecore SRT6i
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Nitecore SRT6i stands out as the lightest option for weight, with about a 18% gap from the closest alternative. Fenix TK20R V2.0 stands out as the cheapest option for retail price, with about a 11% gap from the closest alternative. Fenix TK20R V2.0 stands out as the highest output option for max lumens, with about a 43% gap from the closest alternative.
Decision Signals
What stands out
Fenix TK20R V2.0 stands out as the cheapest option for retail price, with about a 11% gap from the closest alternative.
Nitecore SRT6i stands out as the most expensive option for retail price, with about a 12% gap from the closest alternative.
Nitecore SRT6i stands out as the lightest option for weight, with about a 18% gap from the closest alternative.
Fenix TK20R V2.0 stands out as the heaviest option for weight, with about a 22% gap from the closest alternative.
Nitecore SRT6i stands out as the lowest output option for max lumens, with about a 30% gap from the closest alternative.
Fenix TK20R V2.0 stands out as the highest output option for max lumens, with about a 43% gap from the closest alternative.
Fenix TK20R V2.0 stands out as the shortest runtime option for max runtime, with about a 31% gap from the closest alternative.
Nitecore SRT6i stands out as the longest runtime option for max runtime, with about a 46% 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$130Cheapest
US$145.49Most expensive
Weight
204 g (7.20 oz)Heaviest
167 g (5.89 oz)Lightest
Length
153 mm (6.02 in)Shortest
163 mm (6.42 in)Longest
Output
Max lumens
3000 lmHighest output
2100 lmLowest output
Max candela
56600 cdLowest candela
65200 cdHighest candela
Beam distance
475 m (1558 ft)Lowest
510 m (1673 ft)Highest
Max runtime
2880 minShortest runtime
4200 minLongest runtime
Power & durability
Battery type
21700 Li-ion rechargeable
1x21700i Li-ion (NL2150HPi 5000mAh), 2xCR123, 2xRCR123/16340
Charging type
USB Type-C
USB Type-C
Rechargeable
Yes
Yes
IP rating
IP68
IP68
Impact resistance
Unknown
2 m (7 ft)
Material
Unknown
Aero grade aluminum alloy with HA III military grade hard-anodized finish; strike bezel with high strength silicon nitride ceramics
Use case profile
Best for
Tactical identification and useLaw enforcementMilitarySearch and RescueOutdoor professionals
Tactical useLong range searchlightLaw enforcementHunting
Common praise
Very high 3000 lumen output with excellent 475m beam throw for tactical useConvenient USB-C rechargeable 21700 battery system with solid runtimeIntuitive dual tailcap switches for one-handed tactical operationRugged IP68 waterproof and impact-resistant designVersatile multi-mode output including instant strobe for defensive purposes
Intuitive no-nonsense user interface with rotary selector ringImpressive long throw and beam intensitySolid build quality with durable materialsIntegrated USB-C charging with included proprietary batteryTactical features such as strobe ready mode and lockout
Common complaints
Larger and heavier than compact EDC lights (204g with battery)No ultra-low moonlight mode for extended low-light preservationTurbo mode step-down under sustained usePremium pricing compared to basic tactical lightsMade in China may be a consideration for some U.S. procurement preferences
Large head size makes pocket carry inconvenientRequires proprietary battery which limits standard battery use
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