Comparison Console
Sofirn SP10A vs Wurkkos WK03 SST40
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Sofirn SP10A stands out as the lightest option for weight, with about a 27% gap from the closest alternative. Sofirn SP10A stands out as the cheapest option for retail price, with about a 13% gap from the closest alternative. Wurkkos WK03 SST40 stands out as the highest output option for max lumens, with about a 227% gap from the closest alternative.
Decision Signals
What stands out
Sofirn SP10A stands out as the cheapest option for retail price, with about a 13% gap from the closest alternative.
Wurkkos WK03 SST40 stands out as the most expensive option for retail price, with about a 15% gap from the closest alternative.
Sofirn SP10A stands out as the lightest option for weight, with about a 27% gap from the closest alternative.
Wurkkos WK03 SST40 stands out as the heaviest option for weight, with about a 38% gap from the closest alternative.
Sofirn SP10A stands out as the lowest output option for max lumens, with about a 69% gap from the closest alternative.
Wurkkos WK03 SST40 stands out as the highest output option for max lumens, with about a 227% gap from the closest alternative.
Sofirn SP10A stands out as the shortest runtime option for max runtime, with about a 90% gap from the closest alternative.
Wurkkos WK03 SST40 stands out as the longest runtime option for max runtime, with about a 915% 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$13Cheapest
US$14.99Most expensive
Weight
40 g (1.41 oz)Lightest
55 g (1.94 oz)Heaviest
Length
88 mm (3.46 in)Shortest
101.5 mm (4.00 in)Longest
Output
Max lumens
550 lmLowest output
1800 lmHighest output
Max candela
3240 cdLowest candela
15238 cdHighest candela
Beam distance
114 m (374 ft)Lowest
247 m (810 ft)Highest
Max runtime
136 minShortest runtime
1380 minLongest runtime
Power & durability
Battery type
1x AA alkaline / NiMH / 14500 lithium-ion
18650 lithium-ion
Charging type
Unknown
USB Type-C
Rechargeable
No
Yes
IP rating
IP68
IP68
Impact resistance
1 m (3 ft)
Unknown
Material
6061 grade aluminum alloy
Unknown
Use case profile
Best for
Everyday carryPocket carryOutdoor activitiesBedside nightlightCampingHikingSearchingFishingCyclingEmergency use
Everyday carryCampingHiking
Common praise
Compact and portable sizeGood output for AA and 14500 batteriesDurable construction with IP68 waterproof ratingSide metal e-switch with mode memoryNo visible PWM in output modes
Affordable price point for a fully featured 18650 EDC flashlightGood build quality with included accessoriesUSB-C charging with integrated charging indicatorBright output with decent beam throw for size
Common complaints
Small side switch can be difficult to locate in darkOlder versions lack sub-lumen moonlight modeSlightly slippery anodized finishThreads may benefit from additional lubrication
Low CRI around 70PWM in all modes which may cause flickerAccidental activation possible due to small protruding switchSharp cooling fins can be uncomfortable to holdLimited information on impact resistance
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