Comparison Console
Sofirn SK31 vs Streamlight Siege X
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Streamlight Siege X stands out as the lightest option for weight, with about a 9% gap from the closest alternative. Streamlight Siege X stands out as the cheapest option for retail price, with about a 25% gap from the closest alternative. Sofirn SK31 stands out as the highest output option for max lumens, with about a 1992% gap from the closest alternative.
Decision Signals
What stands out
Streamlight Siege X stands out as the cheapest option for retail price, with about a 25% gap from the closest alternative.
Sofirn SK31 stands out as the most expensive option for retail price, with about a 33% gap from the closest alternative.
Streamlight Siege X stands out as the lightest option for weight, with about a 9% gap from the closest alternative.
Sofirn SK31 stands out as the heaviest option for weight, with about a 9% gap from the closest alternative.
Streamlight Siege X stands out as the lowest output option for max lumens, with about a 95% gap from the closest alternative.
Sofirn SK31 stands out as the highest output option for max lumens, with about a 1992% gap from the closest alternative.
Streamlight Siege X stands out as the shortest runtime option for max runtime, with about a 95% gap from the closest alternative.
Sofirn SK31 stands out as the longest runtime option for max runtime, with about a 1900% 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$52.99Most expensive
US$39.99Cheapest
Weight
223.3 g (7.88 oz)Heaviest
204.12 g (7.20 oz)Lightest
Length
156.1 mm (6.15 in)Longest
114.3 mm (4.50 in)Shortest
Output
Max lumens
6800 lmHighest output
325 lmLowest output
Max candela
Unknown
Unknown
Beam distance
395 m (1296 ft)
Unknown
Max runtime
30000 minLongest runtime
1500 minShortest runtime
Power & durability
Battery type
21700 Li-ion rechargeable
USB rechargeable lithium-ion and CR123A
Charging type
USB-C 5V 3A, approx. 3 hours charging time
USB
Rechargeable
Yes
Yes
IP rating
IPX8
IPX7
Impact resistance
Unknown
2 m (7 ft)
Material
Aluminum alloy body, stainless steel bezel with tungsten spheres
Polycarbonate diffuser lens with rubberized top and bottom
Use case profile
Best for
Tactical useOutdoor useSearch and rescueLaw enforcementEDCHome defensePatrol duty
CampingBackpackingGeneral outdoor useEmergency preparedness
Common praise
High max output of 6800 lumensLong beam distance (395 meters)Robust aluminum body with stainless steel bezel and tungsten spheres for glass breakingEfficient LHP73B LED emitter with clean tintTriple-switch interface allowing intuitive controlExcellent water resistance with screwable aluminum USB-C coverLong runtime up to 500 hours on low modeIncluded rechargeable 21700 batteryBattery indicator for charge level
Lightweight and compactDual functionality as flashlight and lanternUSB rechargeable with battery includedDurable waterproof designMultiple useful lighting modes including red light and SOS
Common complaints
Lockout switch placement can be awkwardLockout switch sometimes malfunctions causing failure to turn on (resolvable by toggling lockout)Included battery has lower continuous discharge rating (CDR) than recommended for max turbo output
Not very bright compared to high-lumen tactical flashlightsBeam distance and candela not specified
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