Comparison Console
Fenix TK25R 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 26% gap from the closest alternative. Nitecore SRT6i stands out as the cheapest option for retail price, with about a 27% gap from the closest alternative. Fenix TK25R stands out as the highest output option for max lumens, with about a 71% gap from the closest alternative.
Decision Signals
What stands out
Nitecore SRT6i stands out as the cheapest option for retail price, with about a 27% gap from the closest alternative.
Fenix TK25R stands out as the most expensive option for retail price, with about a 38% gap from the closest alternative.
Nitecore SRT6i stands out as the lightest option for weight, with about a 26% gap from the closest alternative.
Fenix TK25R stands out as the heaviest option for weight, with about a 35% gap from the closest alternative.
Nitecore SRT6i stands out as the lowest output option for max lumens, with about a 42% gap from the closest alternative.
Fenix TK25R stands out as the highest output option for max lumens, with about a 71% gap from the closest alternative.
Fenix TK25R stands out as the shortest runtime option for max runtime, with about a 21% gap from the closest alternative.
Nitecore SRT6i stands out as the longest runtime option for max runtime, with about a 27% 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$200.55Most expensive
US$145.49Cheapest
Weight
225 g (7.94 oz)Heaviest
167 g (5.89 oz)Lightest
Length
164 mm (6.46 in)Longest
163 mm (6.42 in)Shortest
Output
Max lumens
3600 lmHighest output
2100 lmLowest output
Max candela
28000 cdLowest candela
65200 cdHighest candela
Beam distance
350 m (1148 ft)Lowest
510 m (1673 ft)Highest
Max runtime
3300 minShortest runtime
4200 minLongest runtime
Power & durability
Battery type
21700 Li-ion
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
1.5 m (5 ft)Lowest
2 m (7 ft)Highest
Material
A6061-T6 aluminum alloy
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
Law enforcementTactical operationsSearch and rescueOutdoor activitiesEDC use
Tactical useLong range searchlightLaw enforcementHunting
Common praise
High maximum output with versatile multi-LED optionsRobust build quality with IP68 ratingFast USB-C charging with included batteryDual switch design with easy mode selectionAccurate published ANSI-specs and reliable operation
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
Higher price point than budget brandsLED replacement not supportedSome heat-induced output throttling under extended turbo use
Large head size makes pocket carry inconvenientRequires proprietary battery which limits standard battery use
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