Comparison Console
Acebeam D30 vs Streamlight Knucklehead
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Acebeam D30 stands out as the lightest option for weight, with about a 21% gap from the closest alternative. Streamlight Knucklehead stands out as the cheapest option for retail price, with about a 12% gap from the closest alternative. Acebeam D30 stands out as the highest output option for max lumens, with about a 2700% gap from the closest alternative.
Decision Signals
What stands out
Streamlight Knucklehead stands out as the cheapest option for retail price, with about a 12% gap from the closest alternative.
Acebeam D30 stands out as the most expensive option for retail price, with about a 14% gap from the closest alternative.
Acebeam D30 stands out as the lightest option for weight, with about a 21% gap from the closest alternative.
Streamlight Knucklehead stands out as the heaviest option for weight, with about a 27% gap from the closest alternative.
Streamlight Knucklehead stands out as the lowest output option for max lumens, with about a 96% gap from the closest alternative.
Acebeam D30 stands out as the highest output option for max lumens, with about a 2700% gap from the closest alternative.
Acebeam D30 stands out as the shortest runtime option for max runtime, with about a 99% gap from the closest alternative.
Streamlight Knucklehead stands out as the longest runtime option for max runtime, with about a 9500% 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$189.9Most expensive
US$166.73Cheapest
Weight
517 g (18.24 oz)Lightest
655 g (23.10 oz)Heaviest
Length
267.9 mm (10.55 in)Longest
234 mm (9.21 in)Shortest
Output
Max lumens
5600 lmHighest output
200 lmLowest output
Max candela
528529 cdHighest candela
1150 cdLowest candela
Beam distance
1454 m (4770 ft)
Unknown
Max runtime
300 minShortest runtime
28800 minLongest runtime
Power & durability
Battery type
2 x 21700 rechargeable USB-C batteries
Rechargeable NiCd battery pack or 4 AA alkaline batteries
Charging type
USB Type-C
AC and DC fast chargers, universal steady charger optional
Rechargeable
Yes
Yes
IP rating
Unknown
IPX4
Impact resistance
1.5 m (5 ft)Lowest
2 m (7 ft)Highest
Material
AL6061-T6 aerospace-grade aluminum alloy with hard anodization
High impact super tough nylon polymer
Use case profile
Best for
Professional Deep Sea DivingUnderwater Marine ExplorationNavigating Murky Waters
Work Site IlluminationProfessional Use In Emergency Services
Common praise
High Brightness With Focused Beam For Underwater UseLong Maximum Runtime With Battery Swap CapabilityDurable, Corrosion Resistant Design Suitable For SaltwaterIntuitive Side Switch Allows Easy One Handed OperationWaterproof With Triple O Rings And 1.5m Impact Resistance
Bright 200 Lumens With Regulated IntensityMultiple Lighting Modes Including Moonlight For Extended RuntimeDurable, Impact And Water Resistant DesignRemovable Strong Magnet For Hands Free Use
Common complaints
Mostly Specialized For Diving; Less Suited As General EDC Flashlight
No Charger Included With This Specific Purchase Option
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