Comparison Console
Acebeam T28 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 1% gap from the closest alternative. Acebeam T28 stands out as the cheapest option for retail price, with about a 39% gap from the closest alternative. Nitecore TM20K stands out as the highest output option for max lumens, with about a 700% gap from the closest alternative.
Decision Signals
What stands out
Acebeam T28 stands out as the cheapest option for retail price, with about a 39% gap from the closest alternative.
Nitecore TM20K stands out as the most expensive option for retail price, with about a 64% gap from the closest alternative.
Nitecore TM20K stands out as the lightest option for weight, with about a 1% gap from the closest alternative.
Acebeam T28 stands out as the heaviest option for weight, with about a 1% gap from the closest alternative.
Acebeam T28 stands out as the lowest output option for max lumens, with about a 88% gap from the closest alternative.
Nitecore TM20K stands out as the highest output option for max lumens, with about a 700% gap from the closest alternative.
Nitecore TM20K stands out as the shortest runtime option for max runtime, with about a 98% gap from the closest alternative.
Acebeam T28 stands out as the longest runtime option for max runtime, with about a 5438% 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$182.9Cheapest
US$299.95Most expensive
Weight
427 g (15.06 oz)Heaviest
422 g (14.89 oz)Lightest
Length
198 mm (7.80 in)Longest
145.5 mm (5.73 in)Shortest
Output
Max lumens
2500 lmLowest output
20000 lmHighest output
Max candela
422500 cdHighest candela
22200 cdLowest candela
Beam distance
1300 m (4265 ft)Highest
290 m (951 ft)Lowest
Max runtime
43200 minLongest runtime
780 minShortest runtime
Power & durability
Battery type
1x IMR21700NP-510A rechargeable li-ion battery (included), compatible with 1x18650 battery
Built-in 2 x 21700 Li-ion rechargeable batteries, 9600mAh total capacity
Charging type
USB Type-C
USB-C with Quick Charge support
Rechargeable
Yes
Yes
IP rating
IP68
IP68
Impact resistance
1 m (3 ft)
1 m (3 ft)
Material
Aircraft grade aluminum with Type III Hard Anodized anti-abrasive finish
Aero grade aluminum alloy with HA III military grade hard-anodized finish
Use case profile
Best for
HuntingSearch and rescueLong-range illuminationTactical use
Tactical activitiesSearch and rescueOutdoor activitiesIndustrial useSelf-preservation and active threat mitigation
Common praise
Exceptional long-range beam up to 1300 metersHigh-quality aerospace-grade aluminum constructionGood battery capacity and included rechargeable batteryMultiple brightness levels and strobe for tactical useCompact size with effective heat management
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
Relatively heavy with battery (427g)Not designed for diving useCan become hot during prolonged high output use
Relatively heavy and bulky for everyday carryBurst mode duration is short
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