Comparison Console
Sofirn Q8 Plus vs Streamlight Knucklehead Spot
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Sofirn Q8 Plus stands out as the lightest option for weight, with about a 25% gap from the closest alternative. Sofirn Q8 Plus stands out as the cheapest option for retail price, with about a 37% gap from the closest alternative. Sofirn Q8 Plus stands out as the highest output option for max lumens, with about a 8789% gap from the closest alternative.
Decision Signals
What stands out
Sofirn Q8 Plus stands out as the cheapest option for retail price, with about a 37% gap from the closest alternative.
Streamlight Knucklehead Spot stands out as the most expensive option for retail price, with about a 60% gap from the closest alternative.
Sofirn Q8 Plus stands out as the lightest option for weight, with about a 25% gap from the closest alternative.
Streamlight Knucklehead Spot stands out as the heaviest option for weight, with about a 33% gap from the closest alternative.
Streamlight Knucklehead Spot stands out as the lowest output option for max lumens, with about a 99% gap from the closest alternative.
Sofirn Q8 Plus stands out as the highest output option for max lumens, with about a 8789% gap from the closest alternative.
Sofirn Q8 Plus stands out as the shortest runtime option for max runtime, with about a 71% gap from the closest alternative.
Streamlight Knucklehead Spot stands out as the longest runtime option for max runtime, with about a 250% 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$104.29Cheapest
US$166.73Most expensive
Weight
492 g (17.35 oz)Lightest
655 g (23.10 oz)Heaviest
Length
133 mm (5.24 in)Shortest
234 mm (9.21 in)Longest
Output
Max lumens
16000 lmHighest output
180 lmLowest output
Max candela
222916 cdHighest candela
11000 cdLowest candela
Beam distance
554 m (1818 ft)Highest
210 m (689 ft)Lowest
Max runtime
600 minShortest runtime
2100 minLongest runtime
Power & durability
Battery type
3 x 21700 Li-ion batteries
NiCd rechargeable battery pack or 4 AA alkaline batteries
Charging type
USB-C charging and discharging port
Unknown
Rechargeable
Yes
Yes
IP rating
IPX8
IPX4
Impact resistance
Unknown
2 m (7 ft)
Material
Aerospace-grade aluminum alloy
High-impact, super-tough nylon polymer
Use case profile
Best for
HuntingSearchingSurvival kitEmergencyCampingOutdoor activitiesLong runtime use
FirefightingSearch and RescueSituations requiring articulating head beamDurability and long beam distance
Common praise
Very bright output with a daylight-like beamLong sustained runtime at 1800 lumensFlexible and advanced user interfaceBuilt-in USB-C charging and discharging portIPX8 water resistance and durable aluminum body
Articulating 360-degree head for flexibilityLong beam distance of 210 metersMultiple brightness levels including long runtime moonlight modeDurable, shockproof construction with IPX4 water resistanceMagnet with strong pull for hands-free use
Common complaints
Heavy weight for daily carryOutput claims can be misleading without FL1 standardFlat top battery compatibility issues causing contact problemsThermal management limits sustained high output without additional cooling
Relatively heavy at 655 gramsBattery pack not included, uses either NiCd rechargeable battery pack or 4 AA alkaline batteriesCharging cords and chargers sold separately
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