Comparison Console
Sofirn IF23 vs Sofirn SP33S
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Sofirn IF23 stands out as the lightest option for weight, with about a 17% gap from the closest alternative. Sofirn SP33S stands out as the highest output option for max lumens, with about a 25% gap from the closest alternative.
Decision Signals
What stands out
Sofirn IF23 stands out as the lightest option for weight, with about a 17% gap from the closest alternative.
Sofirn SP33S stands out as the heaviest option for weight, with about a 20% gap from the closest alternative.
Sofirn IF23 stands out as the lowest output option for max lumens, with about a 20% gap from the closest alternative.
Sofirn SP33S stands out as the highest output option for max lumens, with about a 25% gap from the closest alternative.
Sofirn IF23 stands out as the shortest option for length, with about a 4% gap from the closest alternative.
Sofirn SP33S stands out as the longest option for length, with about a 5% gap from the closest alternative.
Sofirn IF23 stands out as the shortest throw option for beam distance, with about a 6% gap from the closest alternative.
Sofirn SP33S stands out as the longest throw option for beam distance, with about a 7% 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$39.99
Unknown
Weight
125 g (4.41 oz)Lightest
150 g (5.29 oz)Heaviest
Length
120.5 mm (4.74 in)Shortest
126 mm (4.96 in)Longest
Output
Max lumens
4000 lmLowest output
5000 lmHighest output
Max candela
15275 cd
Unknown
Beam distance
247 m (810 ft)Lowest
264 m (866 ft)Highest
Max runtime
Unknown
100 min
Power & durability
Battery type
1 x 21700 battery
26650 or 21700 rechargeable Li-ion
Charging type
USB Type-C
USB-C internal charging
Rechargeable
Yes
Yes
IP rating
IP68
IPX8
Impact resistance
1 m (3 ft)
Unknown
Material
A6061-T6 aluminium alloy
Aluminum alloy, T6061-T6
Use case profile
Best for
Everyday carryCampingGeneral useWorklightLate-night readingAmbient mood lightingHands-free lighting on metal surfaces
EDCCampingHikingOutdoor activities
Common praise
High output brightness for its sizeVersatile 3-in-1 light with spot, flood, and RGB modesGood build quality with smooth anodizing and solid assemblyMagnetic tailcap enables hands-free useIncludes rechargeable 21700 battery and USB-C chargingMultiple brightness levels and useful locking mode
High maximum brightness at 5000 lumensStable output with boost driverConvenient USB-C charging with powerbank capabilityGood build quality with flat tailcap for stable tailstandingNo PWM (pulse-width modulation) in light output
Common complaints
Relatively heavy for an EDC flashlightSide switch can be prone to accidental activation and has complex UIUI is complicated with many functions controlled by a single buttonLockout mode disables direct access to moonlight modeRGB color modes feel like novelty with limited practical useFloodlight diffuser plastic may flex and durability uncertain
Can turn off under strong vibrations due to brass button contact designSome color tint shift in beamLimited thermal regulation leading to output ramping on turbo mode
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