Comparison Console
Acebeam P17 vs Fenix TK21R
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Fenix TK21R stands out as the lightest option for weight, with about a 2% gap from the closest alternative. Acebeam P17 stands out as the cheapest option for retail price, with about a 8% gap from the closest alternative. Acebeam P17 stands out as the highest output option for max lumens, with about a 36% gap from the closest alternative.
Decision Signals
What stands out
Acebeam P17 stands out as the cheapest option for retail price, with about a 8% gap from the closest alternative.
Fenix TK21R stands out as the most expensive option for retail price, with about a 9% gap from the closest alternative.
Fenix TK21R stands out as the lightest option for weight, with about a 2% gap from the closest alternative.
Acebeam P17 stands out as the heaviest option for weight, with about a 3% gap from the closest alternative.
Fenix TK21R stands out as the lowest output option for max lumens, with about a 27% gap from the closest alternative.
Acebeam P17 stands out as the highest output option for max lumens, with about a 36% gap from the closest alternative.
Fenix TK21R stands out as the shortest runtime option for max runtime, with about a 85% gap from the closest alternative.
Acebeam P17 stands out as the longest runtime option for max runtime, with about a 562% 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$119.9Cheapest
US$130.43Most expensive
Weight
227 g (8.01 oz)Heaviest
221.4 g (7.81 oz)Lightest
Length
147 mm (5.79 in)Shortest
153.3 mm (6.04 in)Longest
Output
Max lumens
4900 lmHighest output
3600 lmLowest output
Max candela
49506 cd
Unknown
Beam distance
445 m (1460 ft)Lowest
480 m (1575 ft)Highest
Max runtime
28800 minLongest runtime
4350 minShortest runtime
Power & durability
Battery type
1×21700 rechargeable Li-ion battery
21700 lithium-ion
Charging type
USB-C on battery
USB Type-C
Rechargeable
Yes
Yes
IP rating
IP68
IP68
Impact resistance
1.5 m (5 ft)
1.5 m (5 ft)
Material
AL6061-T6 aluminum alloy with HAIII hard anodization
Aluminum alloy A6061-T6
Use case profile
Best for
Tactical useHuntingSearch and rescueLaw enforcementOutdoor activities
Tactical usePatrollingSearch and rescueTraffic inspectionSelf-defense
Common praise
High maximum output and throw distanceRugged and well-built with hard anodized aluminumDual tail-switch interface provides instant turbo and strobe accessLong maximum runtime on low modesIncludes rechargeable 21700 battery with USB-C charging port
Very bright with strong beamSolid build qualityIP68 waterproof ratingLong runtimeFast USB-C chargingComfortable size for tactical useImproved tactile switch feel
Common complaints
No included holster or lanyardShort USB-C charging cableTailstand stability limited due to protruding tactical switch
Larger size compared to some EDC flashlightsNo detailed mode descriptions available