Comparison Console
Streamlight Knucklehead 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 13% gap from the closest alternative. Streamlight Knucklehead stands out as the cheapest option for retail price, with about a 24% gap from the closest alternative. ThruNite TN31 stands out as the highest output option for max lumens, with about a 474% gap from the closest alternative.
Decision Signals
What stands out
Streamlight Knucklehead stands out as the cheapest option for retail price, with about a 24% gap from the closest alternative.
ThruNite TN31 stands out as the most expensive option for retail price, with about a 32% gap from the closest alternative.
ThruNite TN31 stands out as the lightest option for weight, with about a 13% gap from the closest alternative.
Streamlight Knucklehead stands out as the heaviest option for weight, with about a 14% gap from the closest alternative.
Streamlight Knucklehead stands out as the lowest output option for max lumens, with about a 83% gap from the closest alternative.
ThruNite TN31 stands out as the highest output option for max lumens, with about a 474% gap from the closest alternative.
Streamlight Knucklehead stands out as the shortest runtime option for max runtime, with about a 76% gap from the closest alternative.
ThruNite TN31 stands out as the longest runtime option for max runtime, with about a 317% 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$166.73Cheapest
US$220Most expensive
Weight
655 g (23.10 oz)Heaviest
572.1 g (20.18 oz)Lightest
Length
234 mm (9.21 in)Longest
203 mm (7.99 in)Shortest
Output
Max lumens
200 lmLowest output
1147 lmHighest output
Max candela
1150 cdLowest candela
75000 cdHighest candela
Beam distance
Unknown
700 m (2297 ft)
Max runtime
28800 minShortest runtime
120000 minLongest runtime
Power & durability
Battery type
Rechargeable NiCd battery pack or 4 AA alkaline batteries
3x18650
Charging type
AC and DC fast chargers, universal steady charger optional
Unknown
Rechargeable
Yes
Unknown
IP rating
IPX4
IPX8
Impact resistance
2 m (7 ft)Highest
1.2 m (4 ft)Lowest
Material
High impact super tough nylon polymer
Aircraft grade aluminum with type III hard anodized finish
Use case profile
Best for
Work Site IlluminationProfessional Use In Emergency Services
Long Distance ThrowTactical UseSearch And RescueOutdoor ActivitiesEmergency UseSelf Defense
Common praise
Bright 200 Lumens With Regulated IntensityMultiple Lighting Modes Including Moonlight For Extended RuntimeDurable, Impact And Water Resistant DesignRemovable Strong Magnet For Hands Free Use
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
No Charger Included With This Specific Purchase Option
Heavy And Bulky Compared To Smaller EDC LightsBattery Carrier Fits Very Wide Batteries TightlyInitial Sealed Case Foam Had Acrid Smell
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