Comparison Console
Acebeam UC3A vs Olight Diffuse
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Olight Diffuse stands out as the lightest option for weight, with about a 9% gap from the closest alternative. Olight Diffuse stands out as the cheapest option for retail price, with about a 5% gap from the closest alternative. Acebeam UC3A stands out as the highest output option for max lumens, with about a 29% gap from the closest alternative.
Decision Signals
What stands out
Olight Diffuse stands out as the cheapest option for retail price, with about a 5% gap from the closest alternative.
Acebeam UC3A stands out as the most expensive option for retail price, with about a 6% gap from the closest alternative.
Olight Diffuse stands out as the lightest option for weight, with about a 9% gap from the closest alternative.
Acebeam UC3A stands out as the heaviest option for weight, with about a 10% gap from the closest alternative.
Olight Diffuse stands out as the lowest output option for max lumens, with about a 22% gap from the closest alternative.
Acebeam UC3A stands out as the highest output option for max lumens, with about a 29% gap from the closest alternative.
Acebeam UC3A stands out as the shortest runtime option for max runtime, with about a 71% gap from the closest alternative.
Olight Diffuse stands out as the longest runtime option for max runtime, with about a 240% 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$34.9Most expensive
US$32.99Cheapest
Weight
63 g (2.22 oz)Heaviest
57.5 g (2.03 oz)Lightest
Length
71.5 mm (2.81 in)Shortest
87 mm (3.43 in)Longest
Output
Max lumens
900 lmHighest output
700 lmLowest output
Max candela
1806 cdHighest candela
1700 cdLowest candela
Beam distance
85 m (279 ft)Highest
80 m (262 ft)Lowest
Max runtime
3180 minShortest runtime
10800 minLongest runtime
Power & durability
Battery type
10440 USB-C rechargeable Li-ion; also compatible with AAA battery
14500 lithium-ion (also compatible with AA primary or NiMH)
Charging type
USB-C charging for included 10440 battery
USB-C charging via battery
Rechargeable
Yes
Yes
IP rating
IP68
IPX8
Impact resistance
1.5 m (5 ft)
Unknown
Material
Aerospace-grade AL6061-T6 aluminum with hard-anodized finish
Unknown
Use case profile
Best for
Everyday Carry (EDC)Keychain CarryCampingSignalingEmergency KitsBackup Flashlight UseDog WalkingBag Or Glove Box Carry
EDC UseTool Kit Or Toolbox LightUsers Needing Anti Roll ShapeUsers Wanting Waterproof Light
Common praise
Compact And Lightweight Design (63g)High Maximum Brightness (900 Lumens) For SizeVersatile Rgb Side Light With Multiple Colors And ModesDual Switches For Main And Auxiliary LightsUSB C Rechargeable Included 10440 Battery With Aaa CompatibilityDurable Aerospace Grade Aluminum Body With Ip68 RatingMagnetic Tailcap For Hands Free UseLong Runtime On Lower ModesWide 270° Beam Angle On Side Rgb Light
Good Waterproof Rating (ipx8)Anti Roll Pentagon ShapeGood Output And RuntimeConvenient Battery With Onboard USB C ChargingNice E Switch With Indicator And Lockout
Common complaints
Limited Runtime At Highest Brightness Due To Step DownMain Leds Have Low Cri (~70)Cannot Use Main And Side Lights SimultaneouslySwitches Have A Slightly 'dead' Feel In The MiddleNo Mode Memory For Moonlight, Turbo, And Strobe Modes
No Knurling Makes Grip Less SecureTailcap Is Small And Fiddly To UnscrewNo Built In Charging In Flashlight (battery Charges Externally)Limited Documentation On Aa Battery Mode
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