Comparison Console
Acebeam PT40 vs SureFire E2D Defender Ultra
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
SureFire E2D Defender Ultra stands out as the lightest option for weight, with about a 18% gap from the closest alternative. Acebeam PT40 stands out as the cheapest option for retail price, with about a 32% gap from the closest alternative. Acebeam PT40 stands out as the highest output option for max lumens, with about a 200% gap from the closest alternative.
Decision Signals
What stands out
Acebeam PT40 stands out as the cheapest option for retail price, with about a 32% gap from the closest alternative.
SureFire E2D Defender Ultra stands out as the most expensive option for retail price, with about a 48% gap from the closest alternative.
SureFire E2D Defender Ultra stands out as the lightest option for weight, with about a 18% gap from the closest alternative.
Acebeam PT40 stands out as the heaviest option for weight, with about a 22% gap from the closest alternative.
SureFire E2D Defender Ultra stands out as the lowest output option for max lumens, with about a 67% gap from the closest alternative.
Acebeam PT40 stands out as the highest output option for max lumens, with about a 200% gap from the closest alternative.
SureFire E2D Defender Ultra stands out as the shortest runtime option for max runtime, with about a 97% gap from the closest alternative.
Acebeam PT40 stands out as the longest runtime option for max runtime, with about a 2809% 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$175Cheapest
US$259Most expensive
Weight
145 g (5.11 oz)Heaviest
119 g (4.20 oz)Lightest
Length
126.8 mm (4.99 in)Shortest
142 mm (5.59 in)Longest
Output
Max lumens
3000 lmHighest output
1000 lmLowest output
Max candela
3680 cdLowest candela
10600 cdHighest candela
Beam distance
121 m (397 ft)Lowest
200 m (656 ft)Highest
Max runtime
4800 minLongest runtime
165 minShortest runtime
Power & durability
Battery type
18650 rechargeable Li-ion
Two 123A batteries
Charging type
Micro USB (via included cable, optional battery with USB-C port)
Unknown
Rechargeable
Yes
No
IP rating
IP68
IPX7
Impact resistance
1 m (3 ft)
Unknown
Material
A6061-T6 aluminium alloy with Type III hard-anodized finish
High-strength aerospace aluminum, Mil-Spec hard-anodized finish
Use case profile
Best for
Industrial workVehicle repairCampingOutdoor sportsLaw enforcementEveryday carry
Everyday carryTactical useSelf-defenseAdministrative tasks
Common praise
High brightness and good beam qualityVersatile mounting options including magnetic tail and pocket clipHigh color rendering index reducing eye strainSolid build quality with aircraft-grade aluminum body
High brightness with wide beam and good rangeLong battery life on low modeDurable aerospace aluminum buildEffective dual output modesSelf-defense oriented design features
Common complaints
Magnet not very strong on curved metal surfacesHeadband attachment not very comfortable for switching between handheld and headlamp usePocket clip is not very stiff and less comfortable to clip onto pockets
Bezel can become hot during extended high output useSharp bezel may cause minor injury if mishandledTail cap can accumulate dust and debris when carried in pocket