Comparison Console
Acebeam P20 vs Nitecore TM20K
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Nitecore TM20K stands out as the lightest option for weight, with about a 16% gap from the closest alternative. Acebeam P20 stands out as the cheapest option for retail price, with about a 33% gap from the closest alternative. Nitecore TM20K stands out as the highest output option for max lumens, with about a 257% gap from the closest alternative.
Decision Signals
What stands out
Acebeam P20 stands out as the cheapest option for retail price, with about a 33% gap from the closest alternative.
Nitecore TM20K stands out as the most expensive option for retail price, with about a 50% gap from the closest alternative.
Nitecore TM20K stands out as the lightest option for weight, with about a 16% gap from the closest alternative.
Acebeam P20 stands out as the heaviest option for weight, with about a 19% gap from the closest alternative.
Acebeam P20 stands out as the lowest output option for max lumens, with about a 72% gap from the closest alternative.
Nitecore TM20K stands out as the highest output option for max lumens, with about a 257% gap from the closest alternative.
Nitecore TM20K stands out as the shortest runtime option for max runtime, with about a 82% gap from the closest alternative.
Acebeam P20 stands out as the longest runtime option for max runtime, with about a 469% 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$200Cheapest
US$299.95Most expensive
Weight
504 g (17.78 oz)Heaviest
422 g (14.89 oz)Lightest
Length
267.5 mm (10.53 in)Longest
145.5 mm (5.73 in)Shortest
Output
Max lumens
5600 lmLowest output
20000 lmHighest output
Max candela
528529 cdHighest candela
22200 cdLowest candela
Beam distance
1454 m (4770 ft)Highest
290 m (951 ft)Lowest
Max runtime
4440 minLongest runtime
780 minShortest runtime
Power & durability
Battery type
2x 21700 lithium-ion (battery pack with built-in USB-C)
Built-in 2 x 21700 Li-ion rechargeable batteries, 9600mAh total capacity
Charging type
USB-C (built into battery pack)
USB-C with Quick Charge support
Rechargeable
Yes
Yes
IP rating
IP68 (2m/30min)
IP68
Impact resistance
1.5 m (5 ft)Highest
1 m (3 ft)Lowest
Material
Aluminium alloy (HAIII, AL6061-T6)
Aero grade aluminum alloy with HA III military grade hard-anodized finish
Use case profile
Best for
Long distance throwTactical useSelf-defenseVehicle emergenciesExtreme outdoor environments
Tactical activitiesSearch and rescueOutdoor activitiesIndustrial useSelf-preservation and active threat mitigation
Common praise
Exceptional build quality with precise CNC machining and durable anodized aluminum bodyVery high output and extremely long throw capabilityDual-switch interface with dedicated momentary turboFlexible battery options with removable battery pack and compatibility with two 21700 batteriesGood mode spacing and convenient shortcuts including mode memoryEffective thermal management and solid runtime performanceIncludes useful accessories such as carry bag, spare o-rings, USB-C charging cable, and optional green filter
Extremely high brightness outputSolid and durable CNC machined unibody constructionVersatile dual switch with tactical featuresStable output with advanced thermal regulationGood waterproofing and impact resistance
Common complaints
Tail switch functionality only works with included proprietary battery packNo mechanical lockout; lockout is electronic and slow to activateSix modes might be excessive with some levels closely spacedWeight and size make it less practical for casual everyday carry or indoor useLockout mode has no visual indicatorThreads are unanodized making mechanical lockout impossible and possibly leading to gritty threads over time
Relatively heavy and bulky for everyday carryBurst mode duration is short
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