Sofirn · In-Depth Breakdown
Sofirn SP31 V3
1 lumens · —m throw · 18650 · IPX8 rated
FlashlightRatings Score: 95.3/100
Best for Value
At a Glance
How It Scores
Our algorithm evaluates every flashlight across five categories. Each score reflects a weighted analysis of specs, runtime efficiency, and price-to-performance ratio.
Strengths & Trade-offs
Strengths
- IPX8 submersion rating means this light can handle being fully submerged in water — a must-have for outdoor, tactical, and maritime applications.
- Our algorithm rates this a 95.3/100 for value — meaning you're getting significantly more performance per dollar than most alternatives in its class.
- Impact-tested to 1.5 meters, this light is built to survive drops and rough handling in the field.
Trade-offs
- No electronic lockout feature means you'll need to physically lock out the tail cap (if possible) to prevent accidental activation.
- No pocket clip is included — you'll need a holster or aftermarket clip for secure carry.
- No built-in charging means you'll need a separate battery charger, adding cost and inconvenience for new users.
- No mode memory — the light resets to a default mode on every power cycle instead of remembering your last brightness.
Use Case Analysis
Tactical & Law Enforcement
The Sofirn SP31 V3 earns a 75.7/100 tactical score. While not the brightest, it offers reliability and ergonomics suited for duty.
Budget & Value
At $31.99, the Sofirn SP31 V3 scores 95.3/100 on our value index, meaning you're getting more lumens, throw, and features per dollar than most competitors.
Hardware & Build Quality
Power System
The Sofirn SP31 V3 runs on 18650 batteries with usb-c recharging. The battery is user-replaceable.
Construction
Built from aluminum, the SP31 V3 weighs —g and measures —mm in length. Impact resistance is rated at 1.5 meters.
Emitter
The LED emitter produces up to 1 lumens. The beam pattern is hybrid.
What Buyers Say
Based on 415 Amazon customer ratings.
A solid 4.3/5 average from 415 buyers indicates strong customer satisfaction.
Bottom Line
The Sofirn SP31 V3 is an outstanding flashlight that earns high marks across the board. Its best fit is value use, where it scores 95.3/100. At $31.99, it represents strong value for money.
Worth Comparing
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