Comparison Console
Acebeam K75 vs ThruNite TN31
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
ThruNite TN31 stands out as the lightest option for weight, with about a 50% gap from the closest alternative. ThruNite TN31 stands out as the cheapest option for retail price, with about a 32% gap from the closest alternative. Acebeam K75 stands out as the highest output option for max lumens, with about a 467% gap from the closest alternative.
Decision Signals
What stands out
ThruNite TN31 stands out as the cheapest option for retail price, with about a 32% gap from the closest alternative.
Acebeam K75 stands out as the most expensive option for retail price, with about a 46% gap from the closest alternative.
ThruNite TN31 stands out as the lightest option for weight, with about a 50% gap from the closest alternative.
Acebeam K75 stands out as the heaviest option for weight, with about a 99% gap from the closest alternative.
ThruNite TN31 stands out as the lowest output option for max lumens, with about a 82% gap from the closest alternative.
Acebeam K75 stands out as the highest output option for max lumens, with about a 467% gap from the closest alternative.
Acebeam K75 stands out as the shortest runtime option for max runtime, with about a 91% gap from the closest alternative.
ThruNite TN31 stands out as the longest runtime option for max runtime, with about a 1011% 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$321.9Most expensive
US$220Cheapest
Weight
1140 g (40.21 oz)Heaviest
572.1 g (20.18 oz)Lightest
Length
214 mm (8.43 in)Longest
203 mm (7.99 in)Shortest
Output
Max lumens
6500 lmHighest output
1147 lmLowest output
Max candela
1844164 cdHighest candela
75000 cdLowest candela
Beam distance
2716 m (8911 ft)Highest
700 m (2297 ft)Lowest
Max runtime
10800 minShortest runtime
120000 minLongest runtime
Power & durability
Battery type
4x 18650 rechargeable Li-ion batteries
3x18650
Charging type
External charging of batteries (batteries must be removed)
Unknown
Rechargeable
Yes
Unknown
IP rating
IPX8
IPX8
Impact resistance
1.5 m (5 ft)Highest
1.2 m (4 ft)Lowest
Material
Aluminium alloy
Aircraft grade aluminum with type III hard anodized finish
Use case profile
Best for
Long-range search and rescueHuntingCampingEmergency signaling
Long distance throwTactical useSearch and rescueOutdoor activitiesEmergency useSelf-defense
Common praise
Incredible throw distance and brightnessWell built sturdy aluminium body with good finishUser friendly one-button interfaceEffective thermal management and battery level indicatorIncludes tripod socket and convenient carry handle
Very bright with good throwSolid build qualityTactical usability with momentary switch and rotary mode selectorQuiet smooth control ring with firm detentsGood grip due to aggressive knurlingIPX8 waterproof rating and impact resistanceStable tailstand capability
Common complaints
Large size and relatively heavy for prolonged handheld useBatteries not included in some packagesRequires high-drain batteries to access full power modesSensitive anodized finish prone to fingerprints
Heavy and bulky compared to smaller EDC lightsBattery carrier fits very wide batteries tightlyInitial sealed case foam had acrid smell
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