Comparison Console
Sofirn SP40 vs Wurkkos HD20 LH351D
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Sofirn SP40 stands out as the lightest option for weight, with about a 28% gap from the closest alternative. Sofirn SP40 stands out as the cheapest option for retail price, with about a 27% gap from the closest alternative. Wurkkos HD20 LH351D stands out as the highest output option for max lumens, with about a 67% gap from the closest alternative.
Decision Signals
What stands out
Sofirn SP40 stands out as the cheapest option for retail price, with about a 27% gap from the closest alternative.
Wurkkos HD20 LH351D stands out as the most expensive option for retail price, with about a 36% gap from the closest alternative.
Sofirn SP40 stands out as the lightest option for weight, with about a 28% gap from the closest alternative.
Wurkkos HD20 LH351D stands out as the heaviest option for weight, with about a 40% gap from the closest alternative.
Sofirn SP40 stands out as the lowest output option for max lumens, with about a 40% gap from the closest alternative.
Wurkkos HD20 LH351D stands out as the highest output option for max lumens, with about a 67% gap from the closest alternative.
Sofirn SP40 stands out as the shortest option for length, with about a 11% gap from the closest alternative.
Wurkkos HD20 LH351D stands out as the longest option for length, with about a 13% 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$36Cheapest
US$48.99Most expensive
Weight
93 g (3.28 oz)Lightest
130 g (4.59 oz)Heaviest
Length
108 mm (4.25 in)Shortest
122 mm (4.80 in)Longest
Output
Max lumens
1200 lmLowest output
2000 lmHighest output
Max candela
4520 cdLowest candela
7695 cdHighest candela
Beam distance
136 m (446 ft)Lowest
175.4 m (575 ft)Highest
Max runtime
13200 min
Unknown
Power & durability
Battery type
1x18650 Li-Ion
21700
Charging type
Micro-USB
USB Type-C
Rechargeable
Yes
Yes
IP rating
IPX7
Unknown
Impact resistance
Unknown
Unknown
Material
Aluminum
Aluminum alloy
Use case profile
Best for
CampingHikingIndustrial useClose-range workBudget headlamp use
Headlamp usageLong runtimeHigh outputUSB-C chargingPowerbank functionality
Common praise
High lumen output for priceGood beam quality with Cree XP-L LED and OP reflectorLightweight and comfortable headbandDurable aluminum construction with good waterproofingMagnetic tailcap for hands-free useLow voltage protection to safeguard battery
Robust build qualityVersatile dual emitter systemGood brightness and throwIncludes useful accessories like headband and pocket clip
Common complaints
Lack of a moonlight modeHeadband loops are somewhat tightClip could be deeper to improve balanceNo USB-C charging (uses micro-USB)
Heavy for headlamp useSome users may find flood emitter unnecessary
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