Comparison Console
Sofirn SK31 vs ThruNite TN4A HI
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
ThruNite TN4A HI stands out as the lightest option for weight, with about a 2% gap from the closest alternative. Sofirn SK31 stands out as the highest output option for max lumens, with about a 548% gap from the closest alternative. ThruNite TN4A HI stands out as the longest runtime option for max runtime, with about a 272% gap from the closest alternative.
Decision Signals
What stands out
ThruNite TN4A HI stands out as the lightest option for weight, with about a 2% gap from the closest alternative.
Sofirn SK31 stands out as the heaviest option for weight, with about a 2% gap from the closest alternative.
ThruNite TN4A HI stands out as the lowest output option for max lumens, with about a 85% gap from the closest alternative.
Sofirn SK31 stands out as the highest output option for max lumens, with about a 548% gap from the closest alternative.
Sofirn SK31 stands out as the shortest runtime option for max runtime, with about a 73% gap from the closest alternative.
ThruNite TN4A HI stands out as the longest runtime option for max runtime, with about a 272% gap from the closest alternative.
ThruNite TN4A HI stands out as the shortest option for length, with about a 29% gap from the closest alternative.
Sofirn SK31 stands out as the longest option for length, with about a 40% 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$52.99
Unknown
Weight
223.3 g (7.88 oz)Heaviest
218.6 g (7.71 oz)Lightest
Length
156.1 mm (6.15 in)Longest
111.5 mm (4.39 in)Shortest
Output
Max lumens
6800 lmHighest output
1050 lmLowest output
Max candela
Unknown
52340 cd
Beam distance
395 m (1296 ft)Lowest
457 m (1499 ft)Highest
Max runtime
30000 minShortest runtime
111600 minLongest runtime
Power & durability
Battery type
21700 Li-ion rechargeable
4 x AA batteries (NiMH 2450mAh)
Charging type
USB-C 5V 3A, approx. 3 hours charging time
Unknown
Rechargeable
Yes
Yes
IP rating
IPX8
IPX-8 (1.5 meters)
Impact resistance
Unknown
2 m (7 ft)
Material
Aluminum alloy body, stainless steel bezel with tungsten spheres
Aircraft grade aluminum with type III hard anodized finish
Use case profile
Best for
Tactical UseOutdoor UseSearch And RescueLaw EnforcementEDCHome DefensePatrol Duty
Extended Throw DistanceCompact Aa Powered FlashlightUsers Needing Economical And Readily Available Battery Options
Common praise
High Max Output Of 6800 LumensLong Beam Distance (395 Meters)Robust Aluminum Body With Stainless Steel Bezel And Tungsten Spheres For Glass BreakingEfficient Lhp73b LED Emitter With Clean TintTriple Switch Interface Allowing Intuitive ControlExcellent Water Resistance With Screwable Aluminum USB C CoverLong Runtime Up To 500 Hours On Low ModeIncluded Rechargeable 21700 BatteryBattery Indicator For Charge Level
Compact Size With Large Diameter Tube For Grip ComfortPowerful Long Throw Comparable To Larger LightsSmooth Anodizing And High Build QualityGood Runtime On Nimh BatteriesClear Ar Coated Tempered Glass LensIntelligent Thermal Control To Prevent Overheating
Common complaints
Lockout Switch Placement Can Be AwkwardLockout Switch Sometimes Malfunctions Causing Failure To Turn On (resolvable By Toggling Lockout)Included Battery Has Lower Continuous Discharge Rating (cdr) Than Recommended For Max Turbo Output
No Batteries IncludedNo Built In Rechargeable Battery Or Charging PortStandard Side Switch Ui Can Be Slightly Unintuitive
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