Comparison Console
Olight Diffuse vs Sofirn SC31T
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Olight Diffuse stands out as the lightest option for weight, with about a 14% gap from the closest alternative. Sofirn SC31T stands out as the cheapest option for retail price, with about a 6% gap from the closest alternative. Sofirn SC31T stands out as the highest output option for max lumens, with about a 186% gap from the closest alternative.
Decision Signals
What stands out
Sofirn SC31T stands out as the cheapest option for retail price, with about a 6% gap from the closest alternative.
Olight Diffuse stands out as the most expensive option for retail price, with about a 6% gap from the closest alternative.
Olight Diffuse stands out as the lightest option for weight, with about a 14% gap from the closest alternative.
Sofirn SC31T stands out as the heaviest option for weight, with about a 17% gap from the closest alternative.
Olight Diffuse stands out as the lowest output option for max lumens, with about a 65% gap from the closest alternative.
Sofirn SC31T stands out as the highest output option for max lumens, with about a 186% gap from the closest alternative.
Sofirn SC31T stands out as the shortest runtime option for max runtime, with about a 87% gap from the closest alternative.
Olight Diffuse stands out as the longest runtime option for max runtime, with about a 683% 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$32.99Most expensive
US$31Cheapest
Weight
57.5 g (2.03 oz)Lightest
67 g (2.36 oz)Heaviest
Length
87 mm (3.43 in)Shortest
125.5 mm (4.94 in)Longest
Output
Max lumens
700 lmLowest output
2000 lmHighest output
Max candela
1700 cdLowest candela
14832 cdHighest candela
Beam distance
80 m (262 ft)Lowest
243.6 m (799 ft)Highest
Max runtime
10800 minLongest runtime
1380 minShortest runtime
Power & durability
Battery type
14500 lithium-ion (also compatible with AA primary or NiMH)
1x 18650 lithium-ion
Charging type
USB-C charging via battery
USB-C (built-in)
Rechargeable
Yes
Yes
IP rating
IPX8
IPX8
Impact resistance
Unknown
Unknown
Material
Unknown
Aluminum
Use case profile
Best for
EDC useTool kit or toolbox lightUsers needing anti-roll shapeUsers wanting waterproof light
Tactical useEDCHigh output illuminationRechargeable convenience
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
High maximum output of 2000 lumensDual switch interface for tactical useIntegrated USB-C charging with included cableGood build quality with anodized aluminum bodyIncludes comprehensive accessory kit (battery, clip, lanyard, spare o-rings)Affordable price point around 30 USDMemorable simple and functional user interface
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
PWM present on most modes though fairly fast and mostly unnoticeableOscillating temperature regulation on turbo modeClip is a friction-fit, unidirectional, and not deep-carryTailstanding is unstable due to cutouts and switch cap designOutput may not fully meet manufacturer spec at sustained turboSome users prefer Anduril UI available on Pro variant
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