Comparison Console
Sofirn SD15 vs Sofirn SP35T
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Sofirn SP35T stands out as the lightest option for weight, with about a 28% gap from the closest alternative. Sofirn SD15 stands out as the cheapest option for retail price, with about a 26% gap from the closest alternative. Sofirn SP35T stands out as the highest output option for max lumens, with about a 27% gap from the closest alternative.
Decision Signals
What stands out
Sofirn SD15 stands out as the cheapest option for retail price, with about a 26% gap from the closest alternative.
Sofirn SP35T stands out as the most expensive option for retail price, with about a 35% gap from the closest alternative.
Sofirn SP35T stands out as the lightest option for weight, with about a 28% gap from the closest alternative.
Sofirn SD15 stands out as the heaviest option for weight, with about a 38% gap from the closest alternative.
Sofirn SD15 stands out as the lowest output option for max lumens, with about a 21% gap from the closest alternative.
Sofirn SP35T stands out as the highest output option for max lumens, with about a 27% gap from the closest alternative.
Sofirn SD15 stands out as the shortest runtime option for max runtime, with about a 99% gap from the closest alternative.
Sofirn SP35T stands out as the longest runtime option for max runtime, with about a 13369% 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$36.99Cheapest
US$49.99Most expensive
Weight
120 g (4.23 oz)Heaviest
87 g (3.07 oz)Lightest
Length
119 mm (4.69 in)Shortest
139.5 mm (5.49 in)Longest
Output
Max lumens
3000 lmLowest output
3800 lmHighest output
Max candela
36225 cdHighest candela
19625 cdLowest candela
Beam distance
381 m (1250 ft)Highest
250 m (820 ft)Lowest
Max runtime
98 minShortest runtime
13200 minLongest runtime
Power & durability
Battery type
21700 lithium-ion
1x 21700 Li-ion
Charging type
External charger (single bay, micro-USB powered)
USB-C charging port (5V/2A)
Rechargeable
Yes
Yes
IP rating
IPX8
IPX8
Impact resistance
Unknown
1.5 m (5 ft)
Material
Anodized aluminum
Unknown
Use case profile
Best for
Diving useUnderwater explorationGeneral flashlight use
Everyday carryTactical useOutdoor useEmergency and power outage use
Common praise
High output with good measured lumensSolid build quality with smooth anodizationEffective rotary dial interface with clear mode detentsIncludes wrist lanyard for retentionExternal charging with included 21700 charger and cable
High maximum output up to 3800 lumens with a wide beam and decent throw (about 250 m)Includes a 5000mAh 21700 battery with USB-C chargingGood grip and build quality with IPX8 waterproof ratingTactical tail switch plus side electronic switch allows flexible UILong maximum runtime up to 220 hours (over 9 days) on lowest mode
Common complaints
Lack of grip texture on body and tailcapNo onboard chargingNo pouch, magnet, or pocket clip included
Turbo mode steps down quickly after a few minutes due to thermal regulationSofirn's brand support is slower compared to competitorsSome may find the flashlight length (about 140 mm) a bit long for EDCNo magnetic tailcapBeam may show some tint shift typical for XHP50.2 emitter
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