Comparison Console
Acebeam L16 vs Olight Seeker 4 Pro
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 4% gap from the closest alternative. Acebeam L16 stands out as the cheapest option for retail price, with about a 21% gap from the closest alternative. Olight Seeker 4 Pro stands out as the highest output option for max lumens, with about a 119% gap from the closest alternative.
Decision Signals
What stands out
Acebeam L16 stands out as the cheapest option for retail price, with about a 21% gap from the closest alternative.
Olight Seeker 4 Pro stands out as the most expensive option for retail price, with about a 27% gap from the closest alternative.
Acebeam L16 stands out as the lightest option for weight, with about a 4% gap from the closest alternative.
Olight Seeker 4 Pro stands out as the heaviest option for weight, with about a 4% gap from the closest alternative.
Acebeam L16 stands out as the lowest output option for max lumens, with about a 54% gap from the closest alternative.
Olight Seeker 4 Pro stands out as the highest output option for max lumens, with about a 119% gap from the closest alternative.
Olight Seeker 4 Pro stands out as the shortest runtime option for max runtime, with about a 100% gap from the closest alternative.
Acebeam L16 stands out as the longest runtime option for max runtime, with about a 49900% 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$109.9Cheapest
US$139.99Most expensive
Weight
214 g (7.55 oz)Lightest
223 g (7.87 oz)Heaviest
Length
153.2 mm (6.03 in)Longest
133 mm (5.24 in)Shortest
Output
Max lumens
2100 lmLowest output
4600 lmHighest output
Max candela
112225 cdHighest candela
16900 cdLowest candela
Beam distance
670 m (2198 ft)Highest
260 m (853 ft)Lowest
Max runtime
30000 minLongest runtime
60 minShortest runtime
Power & durability
Battery type
21700 rechargeable lithium-ion (included); also supports 2x CR123A batteries (do not charge CR123A inside light)
21700 rechargeable lithium-ion (proprietary)
Charging type
USB-C (supports use while charging)
USB-C, magnetic (optional MCC3 charger)
Rechargeable
Yes
Yes
IP rating
IP68
IPX8
Impact resistance
1.5 m (5 ft)
1.5 m (5 ft)
Material
A6061-T6 high-quality aluminum alloy with HAIII hard-anodized anti-abrasive and corrosion-resistant finish
Anodized aluminum alloy with rubberized grip
Use case profile
Best for
Tactical useProfessional and outdoor applicationsLong-range illuminationSearch and rescue
EDC useCampingHikingMaintenanceNight dutyDog walkingEmergencyFlood illuminationTerrain lighting
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
Bright output with a wide and smooth flood beamConvenient dual charging options including USB-CIntuitive rotary switch with stepless dimmingDurable IPX8 waterproof ratingBuilt-in charging holster with multiple carrying options
Common complaints
Turbo mode can cause significant heat during extended runtimeSide switch disabled in turbo mode may complicate some operations
Auto-lock feature can be frustrating without holsterWeight may be heavy for some users for pocket carry