Sofirn SP31 v2 1200lm In-depth review, Pros and Cons

1200 lm output
12707 cd intensity
1 x 18650 Li-Ion battery

The Sofirn SP31 v2 (SP31V2) released in 2018. It uses Cree XP-L HI LED, SMO reflector and 1 x 18650 Li-Ion battery. The powerful emitter in this flashlight provides up to 1200 lm output, 12707 cd intensity, and a beam distance of 225 m.

The SP31 v2 lashlight offers a versatile lighting solution. This light has 5 modes of lighting. With mode memory, when you turn off the SP31 v2 and then turn it back on again, it will automatically activate the mode that was last used before it was turned off. The strobe function produces a high-frequency flashing light pattern that is designed to disorient or distract potential threats or aggressors.

Sofirn SP31 v2 (SP31V2) pictures

Sofirn SP31 v2 / SP31V2 photo 1.
Sofirn SP31 v2 / SP31V2 photo 2.
Sofirn SP31 v2 / SP31V2 photo 3.
Sofirn SP31 v2 / SP31V2

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 Sofirn SP31 v2, then don’t hesite and signal the problem to us.

Sofirn SP31 v2 (SP31V2) specifications

NameSP31 v2
Rated 3 / 5 based on 1382 user votes.

This Sofirn flashlight is designed to be compact and handheld, making it easy to carry and maneuver.


Weight72 g
Length113.5 mm
Head diameter23.4 mm
Materialaluminium alloy with HAIII hard-anodized finish

The 72 g flashlight may not provide the same level of brightness or features as larger models. It's important to consider the length of the flashlight to ensure it fits comfortably in your desired carrying method. The aluminium bodies can be anodized, providing a protective layer and a wide range of color options for flashlight bodies. The HAIII coating provides excellent corrosion resistance, protecting the underlying aluminum from exposure to moisture, humidity, and other corrosive elements. This flashlight features a captivating black color.


EmitterCree XP-L HI LED
Color temperature5500 K
Lenstoughtened AR coated glass
Switchelectronic side, mechanical rear

Cree LEDs are trusted by lighting professionals and have gained a strong reputation for quality and performance. The choice of color temperature depends on the specific lighting application and personal preferences. The SP31 v2 uses a smooth reflector. Unlike the textured surface of an orange peel reflector, a smooth reflector has a polished, mirror-like surface. The AR coating on the lens maximizes light transmission, making the flashlight more effective in darker environments.

The SP31 v2 uses multiple switches. Depending on the placement and design of the switches, a multiple switch configuration can allow for one-handed operation. Some flashlights with electronic switches have programmable features that allow users to customize the behavior of the flashlight. Mechanical switches often offer tactile feedback, allowing users to feel a distinct click or resistance when the switch is pressed. With a rear switch of SP31 v2 flashlight, the operation of the flashlight is often straightforward and easy to grasp.


Flux1200 lm
Intensity12707 cd
Throw225 m
CD/LM factor10.59

The 1200 lm output of SP31 v2 provides greater versatility, as you can adjust the brightness levels to suit different lighting needs. The SP31 v2 flashlight with 12707 cd has an extended throw distance, allowing you to illuminate objects or areas at greater distances. The throw distance refers to the maximum distance at which the flashlight can effectively illuminate an object or target. The candela per lumen (cd/lm) ratio can be used to determine if a flashlight has a spot or flood type beam.


Modes5 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. Strobe mode on SP31 v2 flashlight produces a rapid, repeated flashing of light. The SOS signal is recognized as an international distress call and is used to indicate an urgent need for assistance.


Battery1 x 18650 Li-Ion battery
Battery indicatoryes
Charger portno
Thermal regulationyes

The SP31 v2 flashlight utilizes 1 x 18650 Li-Ion battery as its power source. A battery indicator is a feature that provides information about the remaining power level of the flashlight's battery. The SP31 v2 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 SP31 v2 has thermal protection feature. The thermal protection mechanisms are designed to monitor and regulate the temperature of the flashlight during operation. 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

Instead of searching for compatible O-rings, having spare O-rings readily available allows for convenient and immediate repairs or replacements.

The performance of the Sofirn SP31 v2 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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