Fenix E40R vs Wurkkos K1: Floody Pocket Lights Compared

One light has a toggle that tries to light your whole driveway for a few seconds. The other has three light sources and a click chart. Both say “EDC.” Your pocket may disagree.

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Fenix E40R: Check price on Amazon Buy from Fenix

Wurkkos K1: Check price on Amazon Buy from Wurkkos

On the Fenix Amazon listing, confirm the title says E40R (not the smaller E35R).

Short verdict

Pick the E40R for big close-range flood with dead-simple controls: 5,000 lm Burst, 1,500 lm High rated at 3 h 40 min, a Lockout/General/Turbo toggle you can find by feel, USB-C in the light. $109.95 at Fenix.
Pick the K1 if you want reach plus a flood plus a lantern for about half the money: 395 m spotlight on paper, 600 lm high-CRI flood, around $53.
Both are jacket-pocket lights more than jeans-pocket lights.

How I chose these

Both lights already have full reviews on this site, built from the makers’ own spec sheets and manuals, plus 1Lumen’s published K1 measurements. Every number in the table below comes from those review pages. Nothing here is a lab test, and I say so on purpose. I put the catches (step-down, size, charging quirks) next to the good stuff, because the wrong light is a bad deal at any price. Prices move; the buttons show today’s price.

Last checked: October 27, 2026

Fenix E40R flashlight standing — Fenix E40R. Photo: Fenix Lighting.

Wurkkos K1 3-in-1 EDC flashlight — Wurkkos K1. Photo: Wurkkos.

Spec comparison

Spec	Fenix E40R	Wurkkos K1
Max output	5,000 lm Burst (no listed runtime)	1,850 lm spotlight Turbo (about a one-minute burst)
Throw / intensity	242 m / 14,641 cd	395 m / 39,006 cd (1Lumen measured 384 m)
Sustained-ish	1,500 lm High, 3 h 40 min	Flood max drops to 310 lm after 3 min
Battery	21700, 5,500 mAh, USB-C in light (~1.5 h)	18650, 3,000 mAh, USB-C on the cell
Size / weight	138 × 35 × 26.4 mm, 220 g with battery	106 × 30 × 38 mm, 144 g with cell
Controls	Lockout/General/Turbo toggle + electronic switch	Hall switch + click chart, four-click lockout
Extras	Magnetic tail, clip, IP68, battery ring	Magnet, clip, 360° ambient lantern
Price	$109.95 at Fenix	About $53

Source: Fenix E40R review and Wurkkos K1 review on this site. All figures are manufacturer claims unless marked as a third-party measurement.

What actually separates them

Burst vs reach. The E40R’s 5,000 lumens is a burst; Fenix says it can’t be sustained. It’s a wall of close light, not a long beam. The K1 has far fewer lumens but more than twice the candela, so it reaches farther. New to this? Turbo is a burst: how to read flashlight runtime.

Runtime. The E40R’s bigger 21700 and its rated 1,500 lm High for 3 h 40 min is the stronger everyday-output story on paper.

Controls. The E40R toggle is the easiest thing here to use in the dark with gloves on. The K1 rewards people who read manuals for fun.

Price. Brand name and a big battery vs value versatility. Roughly $110 vs roughly $53.