Comparison Console
Acebeam EC90 vs Olight Seeker 4 Pro
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Olight Seeker 4 Pro stands out as the lightest option for weight, with about a 3% gap from the closest alternative. Acebeam EC90 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 7% gap from the closest alternative.
Decision Signals
What stands out
Acebeam EC90 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.
Olight Seeker 4 Pro stands out as the lightest option for weight, with about a 3% gap from the closest alternative.
Acebeam EC90 stands out as the heaviest option for weight, with about a 4% gap from the closest alternative.
Acebeam EC90 stands out as the lowest output option for max lumens, with about a 7% gap from the closest alternative.
Olight Seeker 4 Pro stands out as the highest output option for max lumens, with about a 7% 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 EC90 stands out as the longest runtime option for max runtime, with about a 25900% 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
231 g (8.15 oz)Heaviest
223 g (7.87 oz)Lightest
Length
137.5 mm (5.41 in)Longest
133 mm (5.24 in)Shortest
Output
Max lumens
4300 lmLowest output
4600 lmHighest output
Max candela
82082 cdHighest candela
16900 cdLowest candela
Beam distance
573 m (1880 ft)Highest
260 m (853 ft)Lowest
Max runtime
15600 minLongest runtime
60 minShortest runtime
Power & durability
Battery type
21700 rechargeable lithium-ion
21700 rechargeable lithium-ion (proprietary)
Charging type
USB Type-C
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
Aluminum
Anodized aluminum alloy with rubberized grip
Use case profile
Best for
Long range illuminationEDCHands-free use on metal surfacesOutdoor activitiesSearchingEmergency use
EDC useCampingHikingMaintenanceNight dutyDog walkingEmergencyFlood illuminationTerrain lighting
Common praise
Very high lumen output and impressive beam throwMagnetic tail cap enables convenient hands-free usageUSB-C fast charging with battery level indicatorSolid build quality and durable constructionTwo-way pocket clip for flexible carry optionsNo PWM flicker on output modes
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
Relatively heavy for an EDC flashlight at 231 gramsTurbo mode runtime limited to about 40 seconds before stepping down
Auto-lock feature can be frustrating without holsterWeight may be heavy for some users for pocket carry
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