Comparison Console
Acebeam L16 vs Wuben A21
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Acebeam L16 stands out as the lightest option for weight, with about a 1% gap from the closest alternative. Wuben A21 stands out as the highest output option for max lumens, with about a 100% gap from the closest alternative. Acebeam L16 stands out as the longest runtime option for max runtime, with about a 16567% gap from the closest alternative.
Decision Signals
What stands out
Acebeam L16 stands out as the lightest option for weight, with about a 1% gap from the closest alternative.
Wuben A21 stands out as the heaviest option for weight, with about a 1% gap from the closest alternative.
Acebeam L16 stands out as the lowest output option for max lumens, with about a 50% gap from the closest alternative.
Wuben A21 stands out as the highest output option for max lumens, with about a 100% gap from the closest alternative.
Wuben A21 stands out as the shortest runtime option for max runtime, with about a 99% gap from the closest alternative.
Acebeam L16 stands out as the longest runtime option for max runtime, with about a 16567% gap from the closest alternative.
Wuben A21 stands out as the shortest option for length, with about a 12% gap from the closest alternative.
Acebeam L16 stands out as the longest option for length, with about a 13% 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$109.9
Unknown
Weight
214 g (7.55 oz)Lightest
217 g (7.65 oz)Heaviest
Length
153.2 mm (6.03 in)Longest
135 mm (5.31 in)Shortest
Output
Max lumens
2100 lmLowest output
4200 lmHighest output
Max candela
112225 cdHighest candela
12854 cdLowest candela
Beam distance
670 m (2198 ft)Highest
222 m (728 ft)Lowest
Max runtime
30000 minLongest runtime
180 minShortest runtime
Power & durability
Battery type
21700 rechargeable lithium-ion (included); also supports 2x CR123A batteries (do not charge CR123A inside light)
1x 21700 lithium-ion
Charging type
USB-C (supports use while charging)
USB-C (up to 2A)
Rechargeable
Yes
Yes
IP rating
IP68
IPX8
Impact resistance
1.5 m (5 ft)
Unknown
Material
A6061-T6 high-quality aluminum alloy with HAIII hard-anodized anti-abrasive and corrosion-resistant finish
Aluminum body, stainless steel bezel
Use case profile
Best for
Tactical useProfessional and outdoor applicationsLong-range illuminationSearch and rescue
EDC useHigh output flood lightingDurability
Common praise
High build quality and durable constructionPowerful maximum output and long beam distanceConvenient USB-C charging with simultaneous useVersatile dual-switch interface for tactical and general useIncludes high capacity rechargeable 21700 battery
High quality build and materialsImpressive output close to rated 4200 lumensHigh beam intensity and wide flood beamDurable stainless steel bezelConvenient USB-C charging with included batteryGood mode memory and lock-out features
Common complaints
Turbo mode can cause significant heat during extended runtimeSide switch disabled in turbo mode may complicate some operations
Tailcap difficult to unscrewParasitic drain causing slow battery dischargeSound of metal parts during high heat runtimeLong battery does not fit most chargers