Comparison Console
Wurkkos WK03 vs Wurkkos WK03 SST40
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Wurkkos WK03 SST40 stands out as the longest runtime option for max runtime, with about a 900% gap from the closest alternative.
Decision Signals
What stands out
Wurkkos WK03 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 900% gap from the closest alternative.
Wurkkos WK03 stands out as the lowest candela option for max candela, with about a 38% gap from the closest alternative.
Wurkkos WK03 SST40 stands out as the highest candela option for max candela, with about a 61% gap from the closest alternative.
Wurkkos WK03 stands out as the shortest throw option for beam distance, with about a 21% gap from the closest alternative.
Wurkkos WK03 SST40 stands out as the longest throw option for beam distance, with about a 27% 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$14.99
US$14.99
Weight
55 g (1.94 oz)
55 g (1.94 oz)
Length
101.5 mm (4.00 in)
101.5 mm (4.00 in)
Output
Max lumens
1800 lm
1800 lm
Max candela
9450 cdLowest candela
15238 cdHighest candela
Beam distance
194 m (636 ft)Lowest
247 m (810 ft)Highest
Max runtime
138 minShortest runtime
1380 minLongest runtime
Power & durability
Battery type
18650 lithium-ion
18650 lithium-ion
Charging type
USB Type-C
USB Type-C
Rechargeable
Yes
Yes
IP rating
IPX8
IP68
Impact resistance
Unknown
Unknown
Material
Aluminum alloy
Unknown
Use case profile
Best for
EDC useAffordable 18650 flashlightUsers needing USB-C chargingThose desiring a compact, lightweight 18650 flashlight
Everyday carryCampingHiking
Common praise
Excellent value for money, offering high output and USB-C charging for under $17Lightweight and compact with good build qualitySimple and intuitive user interface with battery level indicationGood beam profile from TIR opticMultiple modes including direct access to moonlight and turbo
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
PWM used on all brightness modesBrightness drops after about one minute at turbo due to direct-drive FET driverMoonlight and turbo modes accessible only via shortcutsLanyard hole prevents clean tailstanding when attachedSharp cooling fins on headLower CRI in original SST-40 version (improved in Nichia 519A "Gold" edition)
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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