Comparison Console
Sofirn HS41 4000LM vs ThruNite TH20
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
ThruNite TH20 stands out as the lightest option for weight, with about a 4% gap from the closest alternative. Sofirn HS41 4000LM stands out as the cheapest option for retail price, with about a 17% gap from the closest alternative. Sofirn HS41 4000LM stands out as the highest output option for max lumens, with about a 669% gap from the closest alternative.
Decision Signals
What stands out
Sofirn HS41 4000LM stands out as the cheapest option for retail price, with about a 17% gap from the closest alternative.
ThruNite TH20 stands out as the most expensive option for retail price, with about a 20% gap from the closest alternative.
ThruNite TH20 stands out as the lightest option for weight, with about a 4% gap from the closest alternative.
Sofirn HS41 4000LM stands out as the heaviest option for weight, with about a 4% gap from the closest alternative.
ThruNite TH20 stands out as the lowest output option for max lumens, with about a 87% gap from the closest alternative.
Sofirn HS41 4000LM stands out as the highest output option for max lumens, with about a 669% gap from the closest alternative.
ThruNite TH20 stands out as the shortest runtime option for max runtime, with about a 69% gap from the closest alternative.
Sofirn HS41 4000LM stands out as the longest runtime option for max runtime, with about a 219% 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$24.99Cheapest
US$29.99Most expensive
Weight
79 g (2.79 oz)Heaviest
76 g (2.68 oz)Lightest
Length
115 mm (4.53 in)Longest
70 mm (2.76 in)Shortest
Output
Max lumens
4000 lmHighest output
520 lmLowest output
Max candela
26475 cdHighest candela
1120 cdLowest candela
Beam distance
325 m (1066 ft)Highest
67 m (220 ft)Lowest
Max runtime
42528 minLongest runtime
13320 minShortest runtime
Power & durability
Battery type
1x 21700 rechargeable lithium-ion battery
1x AA or 1x 14500 lithium ion battery
Charging type
USB-C (5V, 3A)
Unknown
Rechargeable
Yes
Yes
IP rating
IP68
IPX-8 (2 meters)
Impact resistance
1 m (3 ft)Lowest
1.5 m (5 ft)Highest
Material
A6061-T6 aluminium alloy
Aircraft-grade aluminum with type III hard anodized finish
Use case profile
Best for
Outdoor activitiesLong hours of workCyclingCampingNight hikesEmergency use
Hands-free lighting tasksCampingReadingOutdoor activities
Common praise
High output brightness and long beam distanceMultiple lighting modes including moonlight and turboLightweight and comfortable to wear with IP68 waterproof ratingMagnetic tail cap and detachable design for handheld useLong battery runtime especially in moonlight mode
Comfortable headstrap and lightweight designSmooth ramping user interface with mode memoryGood output for size and battery typeDurable anodized aluminum constructionWaterproof to IPX-8 standard
Common complaints
No explicit complaints reported in sources
No on-board chargingNo low voltage protection for 14500 batteryLimited retention options — designed primarily for use with headstrapE-switch located on end can be slightly awkward to operate
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