Comparison Console
Olight Warrior 3S vs Streamlight MegaStream USB
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Streamlight MegaStream USB stands out as the lightest option for weight, with about a 13% gap from the closest alternative. Streamlight MegaStream USB stands out as the cheapest option for retail price, with about a 26% gap from the closest alternative. Olight Warrior 3S stands out as the highest output option for max lumens, with about a 28% gap from the closest alternative.
Decision Signals
What stands out
Streamlight MegaStream USB stands out as the cheapest option for retail price, with about a 26% gap from the closest alternative.
Olight Warrior 3S stands out as the most expensive option for retail price, with about a 35% gap from the closest alternative.
Streamlight MegaStream USB stands out as the lightest option for weight, with about a 13% gap from the closest alternative.
Olight Warrior 3S stands out as the heaviest option for weight, with about a 15% gap from the closest alternative.
Streamlight MegaStream USB stands out as the lowest output option for max lumens, with about a 22% gap from the closest alternative.
Olight Warrior 3S stands out as the highest output option for max lumens, with about a 28% gap from the closest alternative.
Streamlight MegaStream USB stands out as the shortest runtime option for max runtime, with about a 99% gap from the closest alternative.
Olight Warrior 3S stands out as the longest runtime option for max runtime, with about a 10054% 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$199.95Most expensive
US$148Cheapest
Weight
176 g (6.21 oz)Heaviest
153 g (5.40 oz)Lightest
Length
139 mm (5.47 in)Longest
134 mm (5.28 in)Shortest
Output
Max lumens
2300 lmHighest output
1800 lmLowest output
Max candela
23000 cdLowest candela
26000 cdHighest candela
Beam distance
300 m (984 ft)Lowest
322 m (1056 ft)Highest
Max runtime
79200 minLongest runtime
780 minShortest runtime
Power & durability
Battery type
Customized 3.6V 5000mAh 21700 Lithium-ion Battery
SL-B34 rechargeable lithium-ion battery pack
Charging type
MCC3 USB magnetic charging cable
USB-C charging port accessible without removing the battery
Rechargeable
Yes
Yes
IP rating
IPX8
IPX7 waterproof to 1m for 30 minutes
Impact resistance
1.5 m (5 ft)Lowest
2 m (7 ft)Highest
Material
Aluminium Alloy
Machined anodized aluminum alloy body with unbreakable polycarbonate lens
Use case profile
Best for
Tactical useHuntingMilitary operationsSecurity and protectionPoliceEveryday carryOutdoorsSelf-defenseLaw enforcement
Everyday carryOutdoor useHigh-lumen requirement
Common praise
High maximum output (2300 lumens) with versatile lighting levelsLong runtime especially on low and moonlight modeDurable aluminum alloy construction with IPX8 waterproof ratingConvenient dual switch interface for tactical and daily useIncludes magnetic USB charging cable making recharge easyVisual indicators for battery and brightness levelsProximity sensor for safe brightness adjustment
Compact size with high outputSmooth and focused beamConvenient USB-C charging without battery removalDurable machined aluminum buildLong runtime on low settings
Common complaints
No SOS/beacon mode availableRelatively heavy at 176 grams for some usersBezel less aggressive but may still impact pocket comfort
Charging port cover prone to opening accidentallyPocket clip not securely attachedHigh output can be too bright for close work
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