Manker MK39 XP-G3 flashlight review

1 x Cree XHP35 HI LED, 8 x Cree XP-G3 LEDs
6000 lm output
305000 cd intensity
4 x 18650 Li-Ion batteries

The Manker MK39 XP-G3 flashlight was released in 2018. It uses 1 x Cree XHP35 HI LED, 8 x Cree XP-G3 LEDs, SMO reflector and 4 x 18650 Li-Ion batteries. The powerful emitter in this flashlight provides up to 6000 lm output, 305000 cd intensity, and a beam distance of 1105 m.

Keen to discover if this Manker flashlight lives up to the hype? Keep reading!

Table of Contents

  • Manker MK39 XP-G3 specifications
    • Body, materials, weight, colors
    • System, LED, lens, reflector
    • Performance, flux, intensity, throw
    • Software, user interface, modes
    • Features, battery, protections
    • Accessories, package contents
  • Conclusion, pros and cons
  • Photos
  • Comparisons

The content of this article reflects our own experiences and viewpoints. We aim to offer insights on a topic, and we hope others find it helpful and motivating. Additionally, we make every effort to provide accurate and comprehensive coverage. If you found an error or something lacking in the specifications for the Manker MK39 XP-G3, then tell us.

Manker MK39 XP-G3 / MK39XPG3

The MK39 XP-G3 flashlight offers a versatile lighting solution. You don't have to cycle through many modes to find what you want. The MK39 XP-G3's mode memory makes the flashlight start in your preferred or needed mode.

Manker MK39 XP-G3 specifications

NameMK39 XP-G3
Rated 3 / 5 based on 1466 user votes.

The MK39 XP-G3 flashlight enhances safety. It illuminates hazards and improves visibility in low light.

Manker MK39 XP-G3 / 2

Body, materials, weight, colors

Weight720 g
Length161 mm
Materialaluminium alloy with HAIII hard-anodized finish

This 720 g flashlight is quite heavy for a handheld flashlight. The best flashlight size depends on personal preference. It also depends on intended use and the specific features you want. The aluminium body of the MK39 XP-G3 has a reputation for being durable and strong. It offers excellent resistance to impacts, scratches, and corrosion. The HAIII coating resists corrosion well. It shields the aluminum from moisture, humidity, and other corrosive elements. The MK39 XP-G3 flashlight is available in black.

Manker MK39 XP-G3 / 1

System, LED, lens, reflector

Emitter1 x Cree XHP35 HI LED, 8 x Cree XP-G3 LEDs
Color temperature6500 K
Lenstoughtened AR coated glass
Switchelectronic side

Lighting professionals trust Cree LEDs. Cree LEDs have gained a strong reputation for quality and performance. The color temperature choice depends on the light's use and personal taste. The smooth reflector creates a well-defined hotspot at the center. This hotspot provides a concentrated beam for long-range use. The coating is thin and applied to the lens surface. It cuts reflections and boosts light transmission. Some flashlights with electronic switches have programmable features. They allow users to customize the behavior of the flashlight.

Manker MK39 XP-G3 / 3

Performance, flux, intensity, throw

Flux6000 lm
Intensity305000 cd
Throw1105 m
CD/LM factor50.83

The MK39 XP-G3 flashlight has 6000 lm. It will provide an exceptionally bright and powerful beam of light. The Manker flashlight has 305000 cd. It will produce a very intense beam. The throw is the distance in meters at which the flashlight produces a light intensity of 0.25 lux. The candela per lumen (cd/lm) ratio can be used to determine if a flashlight has a spot or flood type beam.

Software, user interface, modes

Mode memoryyes
Ramping modeyes

The flashlight has mode memory. It remembers the mode you were using when the light was last turned off. It stays in that mode when you turn it on again. The MK39 XP-G3's ramping mode is easy to use. It lets you smoothly change the output over its whole range.

Features, battery, protections

Battery4 x 18650 Li-Ion batteries
Battery indicatoryes
Charger portno
Thermal regulationyes

The MK39 XP-G3 flashlight utilizes 4 x 18650 Li-Ion batteries as its power source. The battery indicator prevents surprise power failures. It ensures the flashlight is ready when needed. The MK39 XP-G3 cannot charge batteries. You may need an external charger to keep your battery going. This flashlight has built-in low voltage protection (LVP). It prevents damage from over-discharge, so it doesn't need protected cells.

The MK39 XP-G3 has thermal protection feature. These mechanisms track and regulate the flashlight's temperature as it operates. The "8" in the IPx8 rating means the highest level of protection. It is against water ingress.

Accessories, package contents

Package contents2 x spare o-rings
shoulder strap

Instead of searching for matching O-rings, having spare O-rings allows quick fixes.

According to the ANSI/NEMA FL1 Standard, we measure the performance of the MK39 XP-G3 flashlight 30 seconds after switching on the light. The ANSI/NEMA FL1 2009 Standard is a set of flashlight performance guidelines.

Conclusion, pros and cons

This Manker flashlight, like any other, has its strengths and weaknesses. Let's take a close look at both sides to understand this flashlight better. I share my thoughts on its standout features and the parts that might need improvement. Keep in mind, these are just my opinions, and you might have a different perspective.


  • aluminium body
  • AR coated lens
  • side switch
  • strong flux
  • extremely bright
  • mode memory
  • ramping mode
  • battery indicator
  • low-voltage protection
  • thermal regulation
  • waterproof


  • cool light
  • no built-in charger
  • no auxiliary LEDs
  • non-magnetic


Manker MK39 XP-G3 / MK39XPG3 photo 1.
Manker MK39 XP-G3 / MK39XPG3 photo 2.
Manker MK39 XP-G3 / MK39XPG3 photo 3.
Manker MK39 XP-G3 / MK39XPG3 photo 4.
Manker MK39 XP-G3 / MK39XPG3

Manker MK39 XP-G3 comparisons

According to our statistics, the Manker MK39 XP-G3 flashlight was most often compared on our site with the following flashlights.

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Updated: April 23, 2024

David Hagon
I love bushcraft and flashlights. I find joy in mastering wilderness survival skills and exploring the realm of illuminating gadgets. Bushcraft isn't just fun, it's a learning journey. I form a strong bond with nature. It's more than a hobby, it enriches me in practical and spiritual ways.