Comparison Console
Acebeam L18 vs Streamlight Siege X
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Streamlight Siege X stands out as the lightest option for weight, with about a 7% gap from the closest alternative. Streamlight Siege X stands out as the cheapest option for retail price, with about a 56% gap from the closest alternative. Acebeam L18 stands out as the highest output option for max lumens, with about a 362% gap from the closest alternative.
Decision Signals
What stands out
Streamlight Siege X stands out as the cheapest option for retail price, with about a 56% gap from the closest alternative.
Acebeam L18 stands out as the most expensive option for retail price, with about a 125% gap from the closest alternative.
Streamlight Siege X stands out as the lightest option for weight, with about a 7% gap from the closest alternative.
Acebeam L18 stands out as the heaviest option for weight, with about a 8% gap from the closest alternative.
Streamlight Siege X stands out as the lowest output option for max lumens, with about a 78% gap from the closest alternative.
Acebeam L18 stands out as the highest output option for max lumens, with about a 362% gap from the closest alternative.
Streamlight Siege X stands out as the shortest runtime option for max runtime, with about a 100% gap from the closest alternative.
Acebeam L18 stands out as the longest runtime option for max runtime, with about a 90140% 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$89.95Most expensive
US$39.99Cheapest
Weight
220.5 g (7.78 oz)Heaviest
204.12 g (7.20 oz)Lightest
Length
154 mm (6.06 in)Longest
114.3 mm (4.50 in)Shortest
Output
Max lumens
1500 lmHighest output
325 lmLowest output
Max candela
250000 cd
Unknown
Beam distance
1000 m (3281 ft)
Unknown
Max runtime
1353600 minLongest runtime
1500 minShortest runtime
Power & durability
Battery type
21700 Li-ion
USB rechargeable lithium-ion and CR123A
Charging type
USB Type-C
USB
Rechargeable
Yes
Yes
IP rating
IP68
IPX7
Impact resistance
1.5 m (5 ft)Lowest
2 m (7 ft)Highest
Material
A6061-T6 aluminum alloy with HAIII hard-anodized finish
Polycarbonate diffuser lens with rubberized top and bottom
Use case profile
Best for
Long-range tactical useHuntingSearch and rescueLaw enforcementOutdoor adventures
CampingBackpackingGeneral outdoor useEmergency preparedness
Common praise
Excellent long-range throw for sizeGood balance and gripHigh build quality with durable anodized aluminum bodyDual switch interface for tactical and everyday useLong runtime at low modes
Lightweight and compactDual functionality as flashlight and lanternUSB rechargeable with battery includedDurable waterproof designMultiple useful lighting modes including red light and SOS
Common complaints
Battery not included in some packagesSide switch can be hard to find in the dark initially
Not very bright compared to high-lumen tactical flashlightsBeam distance and candela not specified