Comparison Console
Sofirn SK31 Tactical vs ThruNite TT20
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
ThruNite TT20 stands out as the lightest option for weight, with about a 19% gap from the closest alternative. Sofirn SK31 Tactical stands out as the cheapest option for retail price, with about a 12% gap from the closest alternative. Sofirn SK31 Tactical stands out as the highest output option for max lumens, with about a 169% gap from the closest alternative.
Decision Signals
What stands out
Sofirn SK31 Tactical stands out as the cheapest option for retail price, with about a 12% gap from the closest alternative.
ThruNite TT20 stands out as the most expensive option for retail price, with about a 13% gap from the closest alternative.
ThruNite TT20 stands out as the lightest option for weight, with about a 19% gap from the closest alternative.
Sofirn SK31 Tactical stands out as the heaviest option for weight, with about a 23% gap from the closest alternative.
ThruNite TT20 stands out as the lowest output option for max lumens, with about a 63% gap from the closest alternative.
Sofirn SK31 Tactical stands out as the highest output option for max lumens, with about a 169% gap from the closest alternative.
Sofirn SK31 Tactical stands out as the shortest runtime option for max runtime, with about a 79% gap from the closest alternative.
ThruNite TT20 stands out as the longest runtime option for max runtime, with about a 380% 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$52.99Cheapest
US$59.95Most expensive
Weight
223.3 g (7.88 oz)Heaviest
181.1 g (6.39 oz)Lightest
Length
156.1 mm (6.15 in)Longest
136 mm (5.35 in)Shortest
Output
Max lumens
6800 lmHighest output
2526 lmLowest output
Max candela
38900 cdHighest candela
26600 cdLowest candela
Beam distance
395 m (1296 ft)Highest
305 m (1001 ft)Lowest
Max runtime
30000 minShortest runtime
144000 minLongest runtime
Power & durability
Battery type
21700 Li-ion rechargeable
21700 proprietary lithium-ion
Charging type
USB-C 5V 3A
USB Type-C
Rechargeable
Yes
Yes
IP rating
IPX8
IPX8
Impact resistance
Unknown
1.5 m (5 ft)
Material
6061-T6 aluminum alloy body, stainless steel bezel with black PVD coating
Aluminum 6061-T6
Use case profile
Best for
Tactical UseOutdoor ActivitiesSearch And RescueLaw EnforcementEDCHome Defense
Tactical UseHuntingSearch And RescueSecurity PatrolRoadside EmergenciesOutdoor AdventuresEmergency Preparedness
Common praise
High Maximum Brightness Of 6800 LumensLong Beam Distance Of 395 MetersRobust Build With Aluminum Body And Stainless Steel BezelEffective USB C Charging With Protective Screwable CoverMultiple Intuitive Switches Including LockoutGood Battery Runtime Up To 500 Hours On LowExcellent Mode Selection Including Tactical, Outdoor, And StrobeMinimal Green Tint LED EmitterIncluded Holster And Accessories
High Brightness And Long ThrowGood Build Quality And RuggednessVersatile And Intuitive InterfaceLong Battery Life Especially In Firefly ModeProprietary Battery IncludedUSB C ChargingVersatile Carrying Options Including Reversible Clip And Holster
Common complaints
Included Battery Has Lower Continuous Discharge Rating Than Optimal For Max LumensLockout Button Placement Considered Awkward By Some UsersLockout Switch Occasionally Causes Operation Issues Requiring ToggleDoes Not Tail Stand Due To Button Protrusion
Proprietary Battery Limits Battery Replacement OptionsSome Users Find The Size And Weight Bulky For Pocket Carry
Dataset Expansion
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