Comparison Console
Sofirn SC13B vs Sofirn SC31B
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Sofirn SC13B stands out as the lightest option for weight, with about a 32% gap from the closest alternative. Sofirn SC13B stands out as the cheapest option for retail price, with about a 15% gap from the closest alternative. Sofirn SC13B stands out as the highest output option for max lumens, with about a 30% gap from the closest alternative.
Decision Signals
What stands out
Sofirn SC13B stands out as the cheapest option for retail price, with about a 15% gap from the closest alternative.
Sofirn SC31B stands out as the most expensive option for retail price, with about a 18% gap from the closest alternative.
Sofirn SC13B stands out as the lightest option for weight, with about a 32% gap from the closest alternative.
Sofirn SC31B stands out as the heaviest option for weight, with about a 48% gap from the closest alternative.
Sofirn SC31B stands out as the lowest output option for max lumens, with about a 23% gap from the closest alternative.
Sofirn SC13B stands out as the highest output option for max lumens, with about a 30% gap from the closest alternative.
Sofirn SC31B stands out as the shortest runtime option for max runtime, with about a 53% gap from the closest alternative.
Sofirn SC13B stands out as the longest runtime option for max runtime, with about a 113% gap from the closest alternative.
Specification Profile
Relative dimensions at a glance
Each axis is normalized against the largest raw value among the products in this comparison. Farther outward means a larger value, not necessarily a better result. Axes with an unverified value are omitted.
Price & carry
Retail price
US$32.99Cheapest
US$38.95Most expensive
Weight
40 g (1.41 oz)Lightest
59 g (2.08 oz)Heaviest
Length
64.6 mm (2.54 in)Shortest
117.5 mm (4.63 in)Longest
Output
Max lumens
1300 lmHighest output
1000 lmLowest output
Max candela
9520.5 cdLowest candela
10750 cdHighest candela
Beam distance
217 m (712 ft)Highest
207 m (679 ft)Lowest
Max runtime
10200 minLongest runtime
4800 minShortest runtime
Power & durability
Battery type
1×18350 1100mAh
18650 rechargeable lithium-ion
Charging type
USB Type-C
Micro USB
Rechargeable
Yes
Yes
IP rating
IP68
Unknown
Impact resistance
1 m (3 ft)
Unknown
Material
AL6061-T6 aluminum alloy
6061 Aluminum Alloy
Use case profile
Best for
Everyday CarryCompact Keychain FlashlightEmergency UseOutdoor ActivitiesCamping And HikingPortable Hands Free Lighting
Everyday Carry (EDC)Home UseOutdoor Activities Such As Camping, Hiking, Caving, Dog Walking, Fishing
Common praise
Compact And Lightweight DesignHigh Brightness Relative To SizeBuilt In USB C Charging Works Well And Charges In About 1.5 HoursIncluded 18350 Battery And Accessories Provide Good ValueLockout Mode Prevents Accidental ActivationMagnetic Tail Cap For Hands Free AttachmentGood User Interface With Mode Memory And Indicator Switch
Good Value Budget LightUSB Charging IncludedStrong Pocket ClipSimple And Easy User InterfaceSolid Build Quality With Anodised Finish And Gold Plated Springs
Common complaints
Low Cri And Cold White Tint Around 6000 6500kOutput Does Not Fully Reach Claimed 1300 Lumens, More Like 1000 Lumens SustainedBeam Has Ring Artifacts Due To Fresnel LensShort Turbo Runtime With Quick StepdownSide Switch With Button Terminal Instead Of Spring On Battery EndNot Ideal For Long Runtime Heavy Use Beyond A Few Hours
No Dedicated Ultra Low Moonlight ModeMode Memory Can Be Inconvenient To Access Lowest ModesClip Is Not Reversible And Protrudes Beyond Light LengthMicro USB Instead Of USB C ChargingNo Lanyard Included In Some Packages
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