Comparison Console
Fenix TK25R vs Nitecore SRT7i
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Nitecore SRT7i stands out as the lightest option for weight, with about a 22% gap from the closest alternative. Nitecore SRT7i stands out as the cheapest option for retail price, with about a 35% gap from the closest alternative. Fenix TK25R stands out as the highest output option for max lumens, with about a 20% gap from the closest alternative.
Decision Signals
What stands out
Nitecore SRT7i stands out as the cheapest option for retail price, with about a 35% gap from the closest alternative.
Fenix TK25R stands out as the most expensive option for retail price, with about a 54% gap from the closest alternative.
Nitecore SRT7i stands out as the lightest option for weight, with about a 22% gap from the closest alternative.
Fenix TK25R stands out as the heaviest option for weight, with about a 29% gap from the closest alternative.
Nitecore SRT7i stands out as the lowest output option for max lumens, with about a 17% gap from the closest alternative.
Fenix TK25R stands out as the highest output option for max lumens, with about a 20% gap from the closest alternative.
Fenix TK25R stands out as the shortest runtime option for max runtime, with about a 93% gap from the closest alternative.
Nitecore SRT7i stands out as the longest runtime option for max runtime, with about a 1355% 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$129.95Cheapest
Weight
225 g (7.94 oz)Heaviest
175 g (6.17 oz)Lightest
Length
164 mm (6.46 in)Longest
163 mm (6.42 in)Shortest
Output
Max lumens
3600 lmHighest output
3000 lmLowest output
Max candela
28000 cdLowest candela
87500 cdHighest candela
Beam distance
350 m (1148 ft)Lowest
580 m (1903 ft)Highest
Max runtime
3300 minShortest runtime
48000 minLongest runtime
Power & durability
Battery type
21700 Li-ion
Nitecore 21700i Li-ion battery (NL2150HPi 5000mAh)
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
Use case profile
Best for
Law enforcementTactical operationsSearch and rescueOutdoor activitiesEDC use
Law enforcementTactical operationsHuntingSearchHigh-risk patrols
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
High maximum brightness of 3000 lumensLong beam throw of 580 metersGood battery capacity with included 21700 5000mAh rechargeable batterySmart selector ring enables easy one-handed controlDurable build with IP68 waterproofing and 2m impact resistanceFast USB-C charging portMultiple user-friendly modes including strobe and turboEffective tail stand capability for safety
Common complaints
Higher price point than budget brandsLED replacement not supportedSome heat-induced output throttling under extended turbo use
Relatively heavy with battery at 175 gramsNo CR123A batteries included with adapter sold separatelySome users may find the size large for EDC
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