Utorch S1 Mini 600lm In-depth review, Pros and Cons

600 lm output
625 cd intensity
1 x 16340 Li-Ion battery

The Utorch S1 Mini (S1MINI) released in 2018. It uses Cree XP-L HD LED, no reflector and 1 x 16340 Li-Ion battery. The powerful emitter in this flashlight provides up to 600 lm output, 625 cd intensity, and a beam distance of 50 m.

The flashlight is an indispensable tool for outdoor activities like camping, hiking, or night-time exploration, offering guidance and safety. This light has 4 modes of lighting. Since the S1 Mini flashlight automatically recalls the last used mode, there is no need to access higher brightness levels unless specifically required. The strobe function can be utilized as a self-defense tool, providing a non-lethal means to deter or disorient attackers

Utorch S1 Mini (S1MINI) pictures

Utorch S1 Mini / S1MINI photo 1.
Utorch S1 Mini / S1MINI photo 2.
Utorch S1 Mini / S1MINI photo 3.
Utorch S1 Mini / S1MINI photo 4.
Utorch S1 Mini / S1MINI photo 5.
Utorch S1 Mini / S1MINI photo 6.
Utorch S1 Mini / S1MINI

The specifications below are based on the official data published by the manufacturer, but we also take user reviews into consideration. If you found an error or something lacking in the specifications above for the Utorch S1 Mini, then don’t hesite and signal the problem to us.

Utorch S1 Mini (S1MINI) specifications

NameS1 Mini
Rated 4 / 5 based on 1364 user votes.

The presence of a flashlight can provide a sense of reassurance and confidence in unfamiliar or potentially dangerous environments.


Weight28 g
Length59.4 mm
Body diameter19.9 mm
Head diameter20.6 mm
Materialaluminium alloy with HAIII hard-anodized finish

The 28 g flashlight may not provide the same level of brightness or features as larger models. A well-balanced flashlight, where the weight is evenly distributed, can be more comfortable to hold for longer periods and reduce hand fatigue. The aluminium bodies can be anodized, providing a protective layer and a wide range of color options for flashlight bodies. The HAIII coating often has a matte or textured finish, which enhances grip and provides a comfortable feel in the hand. This flashlight features a captivating black color.


EmitterCree XP-L HD LED
Color temperature5000 K, 6500 K
Switchelectronic side

Cree is widely regarded as a reputable LED manufacturer. Warm white light is generally considered more comfortable and less harsh on the eyes compared to cool white light. The electronic switches may have a higher likelihood of standby drain compared to mechanical switches.


Flux600 lm
Intensity625 cd
Throw50 m
CD/LM factor1.04

If you mainly need a flashlight for basic tasks like finding keys, navigating in dimly lit areas, or occasional use around the house, 600 lm can be adequate. 625 cd can provide a reasonable level of luminous intensity for many everyday lighting tasks. The throw distance refers to the maximum distance at which the flashlight can effectively illuminate an object or target. Candela per lumen (cd/lm) is a measure of a flashlight's beam intensity relative to its total luminous flux or output.


Modes4 modes
Mode memoryyes
Ramping modeno

Modes on a flashlight refer to different output settings or levels of brightness that can be selected to suit different needs and preferences. Mode memory means that the flashlight will remember the mode you were using when the light was last turned off, and when you turn it on again. The strobe function on the S1 Mini flashlight is a feature that produces a rapid and repetitive flashing of light. The SOS signal is commonly used in outdoor adventures or survival scenarios.


Battery1 x 16340 Li-Ion battery
Battery indicatorno
Charger portno
Thermal regulationyes

The power source of the S1 Mini flashlight is 1 x 16340 Li-Ion battery, providing reliable and long-lasting energy for optimal performance. The S1 Mini doesn't have charger port. The Low Voltage Protection helps to preserve the battery's capacity and prevent it from reaching a critically low voltage level. The thermal protection feature helps prevent overheating, which can be detrimental to the flashlight's performance, battery, and overall safety. The flashlight with IPx8 rating can withstand being submerged in water beyond 1 meter for a prolonged period, typically specified by the manufacturer.


Package contents2 x spare o-rings
RCR123A battery with microUSB

The included battery is selected to meet the specific power requirements of the S1 Mini flashlight, ensuring reliable and efficient operation. When the flashlight is clipped to a suitable location, it can be angled or positioned to provide hands-free illumination. When using spare O-rings, it's important to follow the manufacturer's instructions and guidelines for proper installation.

The performance of the Utorch S1 Mini flashlight is measured according to the ANSI / NEMA FL1 Standard 30 seconds after switching the light on. The ANSI/NEMA FL1 2009 Standard is a set of flashlight performance guidelines.

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