Comparison Console
Acebeam EC20 vs ThruNite BSS V4
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
ThruNite BSS V4 stands out as the lightest option for weight, with about a 16% gap from the closest alternative. ThruNite BSS V4 stands out as the cheapest option for retail price. Acebeam EC20 stands out as the highest output option for max lumens, with about a 11% gap from the closest alternative.
Decision Signals
What stands out
ThruNite BSS V4 stands out as the cheapest option for retail price.
Acebeam EC20 stands out as the most expensive option for retail price.
ThruNite BSS V4 stands out as the lightest option for weight, with about a 16% gap from the closest alternative.
Acebeam EC20 stands out as the heaviest option for weight, with about a 18% gap from the closest alternative.
ThruNite BSS V4 stands out as the lowest output option for max lumens, with about a 10% gap from the closest alternative.
Acebeam EC20 stands out as the highest output option for max lumens, with about a 11% gap from the closest alternative.
Acebeam EC20 stands out as the shortest runtime option for max runtime, with about a 76% gap from the closest alternative.
ThruNite BSS V4 stands out as the longest runtime option for max runtime, with about a 310% 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$60Most expensive
US$59.95Cheapest
Weight
116 g (4.09 oz)Heaviest
98 g (3.46 oz)Lightest
Length
110 mm (4.33 in)Shortest
146.5 mm (5.77 in)Longest
Output
Max lumens
2800 lmHighest output
2523 lmLowest output
Max candela
34225 cdHighest candela
16887 cdLowest candela
Beam distance
370 m (1214 ft)Highest
260 m (853 ft)Lowest
Max runtime
2160 minShortest runtime
8850 minLongest runtime
Power & durability
Battery type
1 x 18650 rechargeable lithium-ion; compatible with 2 x CR123A
1x 18650
Charging type
Via included 18650 battery with USB-C port (no built-in charging in light)
Micro-USB
Rechargeable
Yes
Yes
IP rating
IP68 (2m/30min)
IPX8
Impact resistance
1.5 m (5 ft)
Unknown
Material
Aluminum alloy (6061-T6) with HAIII hard anodizing; Ti and stainless steel options available
Aluminum
Use case profile
Best for
Everyday carryOutdoor activities such as campingMulti-use illumination with variable LED optionsUsers needing throw up to 370 meters
Tactical useEDCWeapon mountingOutdoor activities
Common praise
Compact and sleek tube design with good build qualityMultiple LED options for different lighting needsStrong throw and high output relative to sizeIncludes rechargeable battery with USB-C chargingGood grip and secure collar-style pocket clipNo PWM flicker on output modes
High maximum output with 2523 lumensCompact size and lightweight for easy carryIncludes a comprehensive accessory kit with battery and mounting optionsIPX8 waterproof ratingSmooth reflector and versatile strike bezelGood thermal management and runtime
Common complaints
No built-in charging in the flashlight itselfMechanical lockout not possible due to unanodized threadsBlue anodized finish may wear faster with useRGB lighting is basic and can be annoying to useLockout procedure is long and can be unintuitive
Uses micro-USB charging rather than the more modern USB-CTailcap design can make battery swaps somewhat inconvenientFriction-fit pocket clip only allows tail-end carryNo mounting option for the remote switch included
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