Comparison Console
Fenix LR36R vs ThruNite TN31
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Fenix LR36R stands out as the lightest option for weight, with about a 14% gap from the closest alternative. ThruNite TN31 stands out as the cheapest option for retail price, with about a 39% gap from the closest alternative. Fenix LR36R stands out as the highest output option for max lumens, with about a 772% gap from the closest alternative.
Decision Signals
What stands out
ThruNite TN31 stands out as the cheapest option for retail price, with about a 39% gap from the closest alternative.
Fenix LR36R stands out as the most expensive option for retail price, with about a 64% gap from the closest alternative.
Fenix LR36R stands out as the lightest option for weight, with about a 14% gap from the closest alternative.
ThruNite TN31 stands out as the heaviest option for weight, with about a 16% gap from the closest alternative.
ThruNite TN31 stands out as the lowest output option for max lumens, with about a 89% gap from the closest alternative.
Fenix LR36R stands out as the highest output option for max lumens, with about a 772% gap from the closest alternative.
Fenix LR36R stands out as the shortest runtime option for max runtime, with about a 95% gap from the closest alternative.
ThruNite TN31 stands out as the longest runtime option for max runtime, with about a 1861% 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$360Most expensive
US$220Cheapest
Weight
493 g (17.39 oz)Lightest
572.1 g (20.18 oz)Heaviest
Length
161 mm (6.34 in)Shortest
203 mm (7.99 in)Longest
Output
Max lumens
10000 lmHighest output
1147 lmLowest output
Max candela
396600 cdHighest candela
75000 cdLowest candela
Beam distance
1260 m (4134 ft)Highest
700 m (2297 ft)Lowest
Max runtime
6120 minShortest runtime
120000 minLongest runtime
Power & durability
Battery type
2x 21700 Li-ion (Fenix ARB-L21-5000 V2.0)
3x18650
Charging type
USB-C charging port, supports onboard charging and can function as power bank
Unknown
Rechargeable
Yes
Unknown
IP rating
IP68 (up to 2 meters for 30 minutes)
IPX8
Impact resistance
1.5 m (5 ft)Highest
1.2 m (4 ft)Lowest
Material
Aerospace hardened aluminum with Type III hard anodized finish, hardened ultra clear glass lens with anti-reflective coating, stainless steel bezel
Aircraft grade aluminum with type III hard anodized finish
Use case profile
Best for
Search And RescueOutdoor ActivitiesProfessional Use With Long Range Illumination NeedsCampingSurveillance And Object Protection
Long Distance ThrowTactical UseSearch And RescueOutdoor ActivitiesEmergency UseSelf Defense
Common praise
Extremely High Output For Both Throw And Flood IlluminationHybrid Lep + LED System Provides Versatile LightingOled Display Gives Real Time Battery And Brightness InfoDurable Aerospace Grade Aluminum Construction With Excellent WaterproofingIncluded Accessories Such As Holster, Lanyard, And USB C Charging CableSmooth And Stepless Brightness Adjustment Via Rotary Switch
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
Relatively Heavy And Bulky, Limiting Everyday Carry ConvenienceLaser Classification 3b Requires Careful Handling And Specialized Purchase RequirementsUser Interface Can Be Confusing With Mode Switching And Locking MechanismsBattery Runtime Estimates On Oled Can Be Inconsistent
Heavy And Bulky Compared To Smaller EDC LightsBattery Carrier Fits Very Wide Batteries TightlyInitial Sealed Case Foam Had Acrid Smell
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