Comparison Console
Olight Diffuse vs Sofirn SC13B
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 30% gap from the closest alternative. Sofirn SC13B stands out as the highest output option for max lumens, with about a 86% gap from the closest alternative. Olight Diffuse stands out as the longest runtime option for max runtime, with about a 6% gap from the closest alternative.
Decision Signals
What stands out
Sofirn SC13B stands out as the lightest option for weight, with about a 30% gap from the closest alternative.
Olight Diffuse stands out as the heaviest option for weight, with about a 44% gap from the closest alternative.
Olight Diffuse stands out as the lowest output option for max lumens, with about a 46% gap from the closest alternative.
Sofirn SC13B stands out as the highest output option for max lumens, with about a 86% gap from the closest alternative.
Sofirn SC13B stands out as the shortest runtime option for max runtime, with about a 6% gap from the closest alternative.
Olight Diffuse stands out as the longest runtime option for max runtime, with about a 6% gap from the closest alternative.
Sofirn SC13B stands out as the shortest option for length, with about a 26% gap from the closest alternative.
Olight Diffuse stands out as the longest option for length, with about a 35% 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$32.99
US$32.99
Weight
57.5 g (2.03 oz)Heaviest
40 g (1.41 oz)Lightest
Length
87 mm (3.43 in)Longest
64.6 mm (2.54 in)Shortest
Output
Max lumens
700 lmLowest output
1300 lmHighest output
Max candela
1700 cdLowest candela
9520.5 cdHighest candela
Beam distance
80 m (262 ft)Lowest
217 m (712 ft)Highest
Max runtime
10800 minLongest runtime
10200 minShortest runtime
Power & durability
Battery type
14500 lithium-ion (also compatible with AA primary or NiMH)
1×18350 1100mAh
Charging type
USB-C charging via battery
USB Type-C
Rechargeable
Yes
Yes
IP rating
IPX8
IP68
Impact resistance
Unknown
1 m (3 ft)
Material
Unknown
AL6061-T6 aluminum alloy
Use case profile
Best for
EDC useTool kit or toolbox lightUsers needing anti-roll shapeUsers wanting waterproof light
Everyday carryCompact keychain flashlightEmergency useOutdoor activitiesCamping and hikingPortable hands-free lighting
Common praise
Good waterproof rating (IPX8)Anti-roll pentagon shapeGood output and runtimeConvenient battery with onboard USB-C chargingNice e-switch with indicator and lockout
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
Common complaints
No knurling makes grip less secureTailcap is small and fiddly to unscrewNo built-in charging in flashlight (battery charges externally)Limited documentation on AA battery mode
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
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