Comparison Console
Acebeam X25 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 61% gap from the closest alternative. Nitecore TM20K stands out as the cheapest option for retail price, with about a 23% gap from the closest alternative. Acebeam X25 stands out as the highest output option for max lumens, with about a 15% gap from the closest alternative.
Decision Signals
What stands out
Nitecore TM20K stands out as the cheapest option for retail price, with about a 23% gap from the closest alternative.
Acebeam X25 stands out as the most expensive option for retail price, with about a 30% gap from the closest alternative.
Nitecore TM20K stands out as the lightest option for weight, with about a 61% gap from the closest alternative.
Acebeam X25 stands out as the heaviest option for weight, with about a 154% gap from the closest alternative.
Nitecore TM20K stands out as the lowest output option for max lumens, with about a 13% gap from the closest alternative.
Acebeam X25 stands out as the highest output option for max lumens, with about a 15% gap from the closest alternative.
Acebeam X25 stands out as the shortest runtime option for max runtime, with about a 21% gap from the closest alternative.
Nitecore TM20K stands out as the longest runtime option for max runtime, with about a 26% 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$390Most expensive
US$299.95Cheapest
Weight
1073 g (37.85 oz)Heaviest
422 g (14.89 oz)Lightest
Length
158 mm (6.22 in)Longest
145.5 mm (5.73 in)Shortest
Output
Max lumens
23000 lmHighest output
20000 lmLowest output
Max candela
602952 cdHighest candela
22200 cdLowest candela
Beam distance
1553 m (5095 ft)Highest
290 m (951 ft)Lowest
Max runtime
618 minShortest runtime
780 minLongest runtime
Power & durability
Battery type
Built-in rechargeable Li-ion battery pack (14.4V/4250mAh) or removable holder with 4 x 21700 5000mAh Li-ion batteries
Built-in 2 x 21700 Li-ion rechargeable batteries, 9600mAh total capacity
Charging type
USB-C fast charging (60W, 1.5 hours for battery pack version)
USB-C with Quick Charge support
Rechargeable
Yes
Yes
IP rating
IP68
IP68
Impact resistance
Unknown
1 m (3 ft)
Material
Aluminum alloy with HA-III anodizing coating
Aero grade aluminum alloy with HA III military grade hard-anodized finish
Use case profile
Best for
Search and rescueExploringCamping with atmospheric RGB lightingLong-range illumination
Tactical activitiesSearch and rescueOutdoor activitiesIndustrial useSelf-preservation and active threat mitigation
Common praise
Very high output and long beam distanceRGB lighting for atmospheric effectsFast USB-C charging on battery pack versionRobust build with durable materials and IP68 ratingDual switch interface with mechanical lock for safety
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
Large and heavy, not pocket-friendlyBattery holder version requires external charging of cellsSomewhat complex UI with multiple modes
Relatively heavy and bulky for everyday carryBurst mode duration is short
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