Comparison Console
Sofirn SP36 BLF vs ThruNite TC20 Pro
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
ThruNite TC20 Pro stands out as the lightest option for weight, with about a 44% gap from the closest alternative. Sofirn SP36 BLF stands out as the cheapest option for retail price, with about a 29% gap from the closest alternative. Sofirn SP36 BLF stands out as the highest output option for max lumens, with about a 72% gap from the closest alternative.
Decision Signals
What stands out
Sofirn SP36 BLF stands out as the cheapest option for retail price, with about a 29% gap from the closest alternative.
ThruNite TC20 Pro stands out as the most expensive option for retail price, with about a 41% gap from the closest alternative.
ThruNite TC20 Pro stands out as the lightest option for weight, with about a 44% gap from the closest alternative.
Sofirn SP36 BLF stands out as the heaviest option for weight, with about a 79% gap from the closest alternative.
ThruNite TC20 Pro stands out as the lowest output option for max lumens, with about a 42% gap from the closest alternative.
Sofirn SP36 BLF stands out as the highest output option for max lumens, with about a 72% gap from the closest alternative.
ThruNite TC20 Pro stands out as the shortest runtime option for max runtime, with about a 100% gap from the closest alternative.
Sofirn SP36 BLF stands out as the longest runtime option for max runtime, with about a 107900% 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$53.99Cheapest
US$75.95Most expensive
Weight
433.3 g (15.28 oz)Heaviest
242.5 g (8.55 oz)Lightest
Length
126.8 mm (4.99 in)Longest
118.1 mm (4.65 in)Shortest
Output
Max lumens
5650 lmHighest output
3294 lmLowest output
Max candela
31577 cdHighest candela
30400 cdLowest candela
Beam distance
355.4 m (1166 ft)Highest
348 m (1142 ft)Lowest
Max runtime
64800 minLongest runtime
60 minShortest runtime
Power & durability
Battery type
3x 18650 button top
1x 26650
Charging type
USB Type-C
USB-C on-board charging
Rechargeable
Yes
Yes
IP rating
IPX-8 (submersible to 2 meters)
IP68
Impact resistance
Unknown
2 m (7 ft)
Material
Aluminum
Aluminum with Type III Hard-Anodized black finish
Use case profile
Best for
EDCEmergency lightingLong runtimeHigh outputOutdoor useCampingSearchingMilitary use
EDC useHikingCampingHuntingGeneral household and outdoor activities
Common praise
Very high output (up to 5650 lumens)Excellent runtime especially on low modesAdvanced and customizable Anduril 2 UIUSB-C charging with powerbank capabilitySolid build quality with good grip and durable materialsNeutral white LED with high CRI (90)Multiple modes including unlock and lockoutWell suited for large hands and outdoor use
High maximum output of over 3,200 lumensSustains over 1,400 lumens for 1 hour 40 minutesGood build quality with premium anodized aluminum bodyUSB-C on-board charging with included cableNeutral tint with minimal color shiftSimple and easy to use interfaceFlat tailcap allows stable tailstandingComes with useful accessories such as holster, lanyard, spare o-rings and port covers
Common complaints
Quite large and heavy for pocket carryRound body prone to rolling on uneven surfacesHeats up quickly on high/turbo modesNot ideal for users with small handsButton top batteries required (flat tops unstable)
Slightly chunky size due to 26650 batteryNo pocket clip includedLanyard attachment point has a slightly sharp edgeStepdown occurs a few minutes after turbo activationLimited UI modes and no ramping interface
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