Comparison Console
Streamlight MegaStream USB vs SureFire X400 Ultra
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
SureFire X400 Ultra stands out as the lightest option for weight, with about a 7% gap from the closest alternative. Streamlight MegaStream USB stands out as the cheapest option for retail price, with about a 81% gap from the closest alternative. Streamlight MegaStream USB stands out as the highest output option for max lumens, with about a 80% 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 81% gap from the closest alternative.
SureFire X400 Ultra stands out as the most expensive option for retail price, with about a 440% gap from the closest alternative.
SureFire X400 Ultra stands out as the lightest option for weight, with about a 7% gap from the closest alternative.
Streamlight MegaStream USB stands out as the heaviest option for weight, with about a 8% gap from the closest alternative.
SureFire X400 Ultra stands out as the lowest output option for max lumens, with about a 44% gap from the closest alternative.
Streamlight MegaStream USB stands out as the highest output option for max lumens, with about a 80% gap from the closest alternative.
SureFire X400 Ultra stands out as the shortest runtime option for max runtime, with about a 90% gap from the closest alternative.
Streamlight MegaStream USB stands out as the longest runtime option for max runtime, with about a 940% 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$148Cheapest
US$799Most expensive
Weight
153 g (5.40 oz)Heaviest
142 g (5.01 oz)Lightest
Length
134 mm (5.28 in)Longest
94 mm (3.70 in)Shortest
Output
Max lumens
1800 lmHighest output
1000 lmLowest output
Max candela
26000 cdHighest candela
11300 cdLowest candela
Beam distance
322 m (1056 ft)Highest
213 m (699 ft)Lowest
Max runtime
780 minLongest runtime
75 minShortest runtime
Power & durability
Battery type
SL-B34 rechargeable lithium-ion battery pack
2 x CR123A
Charging type
USB-C charging port accessible without removing the battery
Unknown
Rechargeable
Yes
Unknown
IP rating
IPX7 waterproof to 1m for 30 minutes
IPX4
Impact resistance
2 m (7 ft)
Unknown
Material
Machined anodized aluminum alloy body with unbreakable polycarbonate lens
Mil-Spec hard-anodized aerospace aluminum
Use case profile
Best for
Everyday carryOutdoor useHigh-lumen requirement
Weapon-mounted tactical illumination and aimingLaw enforcementMilitaryHome defenseSelf-defense applications
Common praise
Compact size with high outputSmooth and focused beamConvenient USB-C charging without battery removalDurable machined aluminum buildLong runtime on low settings
High output 1000 lumens with smooth hybrid beam profileHighly visible laser (red or green) that rarely needs re-zeroingDurable Mil-Spec hard-anodized aluminum constructionAmbidextrous, intuitive switchingReliable zero retention and rugged design
Common complaints
Charging port cover prone to opening accidentallyPocket clip not securely attachedHigh output can be too bright for close work
High retail priceLaser brightness might not be intense enough for some usersActivation switch could feel less tactileSome bulkiness for concealed carry