Comparison Console
Acebeam PT40 vs Nitecore TM9K TAC
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Acebeam PT40 stands out as the lightest option for weight, with about a 34% gap from the closest alternative. Nitecore TM9K TAC stands out as the cheapest option for retail price, with about a 1% gap from the closest alternative. Nitecore TM9K TAC stands out as the highest output option for max lumens, with about a 227% gap from the closest alternative.
Decision Signals
What stands out
Nitecore TM9K TAC stands out as the cheapest option for retail price, with about a 1% gap from the closest alternative.
Acebeam PT40 stands out as the most expensive option for retail price, with about a 1% gap from the closest alternative.
Acebeam PT40 stands out as the lightest option for weight, with about a 34% gap from the closest alternative.
Nitecore TM9K TAC stands out as the heaviest option for weight, with about a 51% gap from the closest alternative.
Acebeam PT40 stands out as the lowest output option for max lumens, with about a 69% gap from the closest alternative.
Nitecore TM9K TAC stands out as the highest output option for max lumens, with about a 227% gap from the closest alternative.
Nitecore TM9K TAC stands out as the shortest runtime option for max runtime, with about a 25% gap from the closest alternative.
Acebeam PT40 stands out as the longest runtime option for max runtime, with about a 33% 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$175Most expensive
US$173Cheapest
Weight
145 g (5.11 oz)Lightest
218.5 g (7.71 oz)Heaviest
Length
126.8 mm (4.99 in)Longest
125 mm (4.92 in)Shortest
Output
Max lumens
3000 lmLowest output
9800 lmHighest output
Max candela
3680 cdLowest candela
19800 cdHighest candela
Beam distance
121 m (397 ft)Lowest
280 m (919 ft)Highest
Max runtime
4800 minLongest runtime
3600 minShortest runtime
Power & durability
Battery type
18650 rechargeable Li-ion
21700 rechargeable Li-ion
Charging type
Micro USB (via included cable, optional battery with USB-C port)
USB-C, QC supported
Rechargeable
Yes
Yes
IP rating
IP68
IP68 (2 meters submersible)
Impact resistance
1 m (3 ft)
1 m (3 ft)
Material
A6061-T6 aluminium alloy with Type III hard-anodized finish
Aero grade aluminum alloy, HA III military grade hard-anodized finish
Use case profile
Best for
Industrial workVehicle repairCampingOutdoor sportsLaw enforcementEveryday carry
Tactical applicationsSearch and rescueEmergency lightingEveryday carry (EDC)
Common praise
High brightness and good beam qualityVersatile mounting options including magnetic tail and pocket clipHigh color rendering index reducing eye strainSolid build quality with aircraft-grade aluminum body
Extremely bright maximum output: 9800 lumensDurable construction with military-grade anodized aluminumWaterproof to 2 meters submersionMultiple brightness modes and strobeTurboReady one-handed operationLong runtime especially at lower output levelsBuilt-in rechargeable battery with quick USB-C chargingLockout mode prevents accidental activation
Common complaints
Magnet not very strong on curved metal surfacesHeadband attachment not very comfortable for switching between handheld and headlamp usePocket clip is not very stiff and less comfortable to clip onto pockets
Relatively short impact resistance (1 meter) compared to some tactical modelsHeavy for EDC at over 200 gramsMaximum beam throw limited to about 280 meters
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